Dhahran weather in October
In October, Dhahran sees average daytime highs of 36°C and overnight lows near 23°C, with 0 mm of rain across 0.2 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.
Highs ease over the month, from about 38°C in the first days to 33°C by the end. The sky is clear or mostly clear about 91% of the time in October, and the air most often feels muggy.
Daylight stretches from about 11 h 48 min at the start of October to 11 hours by month's end. Set against the rest of the year, October is Dhahran's 5th-clearest and 12th-windiest month. For the whole year in context, see Dhahran's year-round climate.
- Daytime high
- 36°
- 6th warmest
- Overnight low
- 23°
- 7th coldest
- Rainfall
- 0 mm
- 0.2 wet days
- Daylight
- 11 h 24 min
- 5:44 AM – 5:06 PM
- Cloud cover
- 8%
- 5th clearest
- Wind
- 13 km/h
- 12th windiest
- Solar energy
- 5.61 kWh/m²
- Travel score
- 3.1
- out of 10
Dhahran is city in Saudi Arabia.
- Density
- 995/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Highs ease over the month, from about 38°C in the first days to 33°C by the end.
A typical October day in Dhahran reaches about 36°C in the afternoon and slips back to 23°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 38°C. Set against its neighbours, October runs about 5°C cooler than September and about 7°C warmer than November.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 38 | 38 | 38 | 38 | 38 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 33 |
| Avg low (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 38 | 25 |
| 2 | 38 | 25 |
| 3 | 38 | 25 |
| 4 | 38 | 25 |
| 5 | 38 | 25 |
| 6 | 37 | 25 |
| 7 | 37 | 24 |
| 8 | 37 | 24 |
| 9 | 37 | 24 |
| 10 | 37 | 24 |
| 11 | 37 | 24 |
| 12 | 36 | 24 |
| 13 | 36 | 24 |
| 14 | 36 | 24 |
| 15 | 36 | 23 |
| 16 | 36 | 23 |
| 17 | 36 | 23 |
| 18 | 35 | 23 |
| 19 | 35 | 23 |
| 20 | 35 | 23 |
| 21 | 35 | 23 |
| 22 | 35 | 23 |
| 23 | 34 | 23 |
| 24 | 34 | 22 |
| 25 | 34 | 22 |
| 26 | 34 | 22 |
| 27 | 33 | 22 |
| 28 | 33 | 22 |
| 29 | 33 | 22 |
| 30 | 33 | 22 |
| 31 | 33 | 21 |
How October really feels in Dhahran
Once humidity and wind are folded in, October averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Dhahran weather by month
How October compares with the rest of the year at a glance. October is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 21° / 12° | 19 | 3.3 | 10.5 | 8.0 |
| Feb | 23° / 13° | 12 | 2.3 | 11.1 | 8.7 |
| Mar | 27° / 16° | 14 | 2.1 | 11.8 | 8.1 |
| Apr | 33° / 21° | 5 | 1 | 12.6 | 4.8 |
| May | 39° / 26° | 1 | 0.1 | 13.3 | 1.1 |
| Jun | 42° / 29° | 0 | 0 | 13.6 | 0.0 |
| Jul | 43° / 31° | 0 | 0 | 13.5 | 0.0 |
| Aug | 43° / 30° | 0 | 0 | 12.9 | 0.0 |
| Sep | 40° / 27° | 0 | 0 | 12.2 | 0.3 |
| Oct | 36° / 23° | 0 | 0.2 | 11.4 | 3.1 |
| Nov | 28° / 18° | 15 | 2.1 | 10.7 | 7.3 |
| Dec | 23° / 14° | 19 | 2.9 | 10.4 | 8.6 |
Cloud cover in October
The sky is clear or mostly clear about 91% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 4% of October, with mostly cloudy or overcast conditions the remaining 5%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 99 | 99 | 99 | 99 | 98 | 98 | 98 | 98 | 97 | 97 | 97 | 97 | 97 | 96 | 96 | 95 | 95 | 95 | 95 | 95 | 94 | 93 | 93 | 93 | 93 | 92 | 92 | 91 | 91 | 91 | 91 |
| Cloudier (%) | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 99 | 1 |
| 2 | 99 | 1 |
| 3 | 99 | 1 |
| 4 | 99 | 1 |
| 5 | 98 | 2 |
| 6 | 98 | 2 |
| 7 | 98 | 2 |
| 8 | 98 | 2 |
| 9 | 97 | 3 |
| 10 | 97 | 3 |
| 11 | 97 | 3 |
| 12 | 97 | 3 |
| 13 | 97 | 3 |
| 14 | 96 | 4 |
| 15 | 96 | 4 |
| 16 | 95 | 5 |
| 17 | 95 | 5 |
| 18 | 95 | 5 |
| 19 | 95 | 5 |
| 20 | 95 | 5 |
| 21 | 94 | 6 |
| 22 | 93 | 7 |
| 23 | 93 | 7 |
| 24 | 93 | 7 |
| 25 | 93 | 7 |
| 26 | 92 | 8 |
| 27 | 92 | 8 |
| 28 | 91 | 9 |
| 29 | 91 | 9 |
| 30 | 91 | 9 |
| 31 | 91 | 9 |
Chance of precipitation in October
Dhahran gets around 0 mm of rain over 0.2 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 1% and peaks near 3% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 |
| Rain chance (%) | |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 0 |
| 13 | 0 |
| 14 | 0 |
| 15 | 0 |
| 16 | 0 |
| 17 | 0 |
| 18 | 1 |
| 19 | 1 |
| 20 | 1 |
| 21 | 1 |
| 22 | 1 |
| 23 | 1 |
| 24 | 1 |
| 25 | 1 |
| 26 | 2 |
| 27 | 2 |
| 28 | 2 |
| 29 | 2 |
| 30 | 3 |
| 31 | 3 |
Humidity in October
Most of October feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the muggy band about 27% of days. Sticky, muggy-or-worse air turns up on roughly 47% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 12 | 13 | 14 | 15 |
| Comfortable (%) | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 |
| Humid (%) | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 24 | 25 | 26 | 27 | 27 | 28 | 29 | 30 | 30 | 31 | 31 | 31 | 30 | 30 | 29 |
| Muggy (%) | 25 | 25 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 29 |
| Oppressive (%) | 21 | 21 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 10 | 9 |
| Miserable (%) | 6 | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 10 | 16 | 23 | 25 | 21 | 6 |
| 2 | 10 | 16 | 23 | 25 | 21 | 6 |
| 3 | 10 | 16 | 22 | 26 | 20 | 5 |
| 4 | 10 | 17 | 22 | 25 | 21 | 5 |
| 5 | 10 | 17 | 22 | 25 | 21 | 5 |
| 6 | 10 | 17 | 22 | 25 | 21 | 5 |
| 7 | 10 | 17 | 22 | 26 | 21 | 4 |
| 8 | 10 | 17 | 21 | 26 | 21 | 4 |
| 9 | 10 | 18 | 21 | 26 | 21 | 4 |
| 10 | 10 | 18 | 21 | 26 | 21 | 4 |
| 11 | 10 | 18 | 21 | 26 | 21 | 3 |
| 12 | 10 | 18 | 22 | 26 | 21 | 3 |
| 13 | 10 | 17 | 22 | 26 | 21 | 3 |
| 14 | 10 | 17 | 22 | 27 | 21 | 3 |
| 15 | 10 | 17 | 23 | 27 | 21 | 2 |
| 16 | 10 | 17 | 23 | 27 | 21 | 2 |
| 17 | 10 | 17 | 24 | 27 | 20 | 2 |
| 18 | 10 | 17 | 25 | 27 | 20 | 2 |
| 19 | 10 | 17 | 26 | 27 | 19 | 1 |
| 20 | 10 | 17 | 27 | 27 | 18 | 1 |
| 21 | 10 | 16 | 27 | 28 | 18 | 1 |
| 22 | 10 | 16 | 28 | 28 | 17 | 1 |
| 23 | 10 | 16 | 29 | 28 | 16 | 1 |
| 24 | 10 | 16 | 30 | 29 | 15 | 0 |
| 25 | 11 | 16 | 30 | 29 | 14 | 0 |
| 26 | 11 | 16 | 31 | 29 | 13 | 0 |
| 27 | 12 | 16 | 31 | 29 | 12 | 0 |
| 28 | 12 | 16 | 31 | 30 | 11 | 0 |
| 29 | 13 | 17 | 30 | 30 | 10 | 0 |
| 30 | 14 | 17 | 30 | 30 | 10 | 0 |
| 31 | 15 | 17 | 29 | 29 | 9 | 0 |
Wind in October
Winds average 13 km/h in October, the calmest month.
Across October, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 13 | light breeze |
| 2 | 13 | light breeze |
| 3 | 13 | light breeze |
| 4 | 13 | light breeze |
| 5 | 13 | light breeze |
| 6 | 13 | light breeze |
| 7 | 13 | light breeze |
| 8 | 13 | light breeze |
| 9 | 13 | light breeze |
| 10 | 13 | light breeze |
| 11 | 13 | light breeze |
| 12 | 13 | light breeze |
| 13 | 13 | light breeze |
| 14 | 13 | light breeze |
| 15 | 13 | light breeze |
| 16 | 13 | light breeze |
| 17 | 13 | light breeze |
| 18 | 13 | light breeze |
| 19 | 13 | light breeze |
| 20 | 13 | light breeze |
| 21 | 13 | light breeze |
| 22 | 13 | light breeze |
| 23 | 13 | light breeze |
| 24 | 13 | light breeze |
| 25 | 13 | light breeze |
| 26 | 13 | light breeze |
| 27 | 13 | light breeze |
| 28 | 13 | light breeze |
| 29 | 14 | light breeze |
| 30 | 14 | light breeze |
| 31 | 14 | light breeze |
Sunrise & sunset in October
Daylight runs from about 11 h 48 min at the start of October to 11 hours by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 48 minutes over October. Sunrise moves from 5:36 AM to 5:53 AM, and sunset from 5:21 PM to 4:53 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.8 | 11.7 | 11.7 | 11.7 | 11.6 | 11.6 | 11.6 | 11.6 | 11.5 | 11.5 | 11.5 | 11.5 | 11.4 | 11.4 | 11.4 | 11.4 | 11.3 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.1 | 11.1 | 11.1 | 11.1 | 11.1 | 11.0 | 11.0 |
| Sunrise (AM) | 5:36 | 5:36 | 5:37 | 5:37 | 5:38 | 5:38 | 5:39 | 5:39 | 5:40 | 5:40 | 5:41 | 5:41 | 5:42 | 5:42 | 5:43 | 5:44 | 5:44 | 5:45 | 5:45 | 5:46 | 5:46 | 5:47 | 5:48 | 5:48 | 5:49 | 5:50 | 5:50 | 5:51 | 5:51 | 5:52 | 5:53 |
| Sunset (PM) | 5:21 | 5:20 | 5:19 | 5:18 | 5:17 | 5:16 | 5:15 | 5:14 | 5:13 | 5:12 | 5:10 | 5:09 | 5:08 | 5:08 | 5:07 | 5:06 | 5:05 | 5:04 | 5:03 | 5:02 | 5:01 | 5:00 | 4:59 | 4:59 | 4:58 | 4:57 | 4:56 | 4:55 | 4:55 | 4:54 | 4:53 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.8 | 5:36 | 5:21 |
| 2 | 11.7 | 5:36 | 5:20 |
| 3 | 11.7 | 5:37 | 5:19 |
| 4 | 11.7 | 5:37 | 5:18 |
| 5 | 11.6 | 5:38 | 5:17 |
| 6 | 11.6 | 5:38 | 5:16 |
| 7 | 11.6 | 5:39 | 5:15 |
| 8 | 11.6 | 5:39 | 5:14 |
| 9 | 11.5 | 5:40 | 5:13 |
| 10 | 11.5 | 5:40 | 5:12 |
| 11 | 11.5 | 5:41 | 5:10 |
| 12 | 11.5 | 5:41 | 5:09 |
| 13 | 11.4 | 5:42 | 5:08 |
| 14 | 11.4 | 5:42 | 5:08 |
| 15 | 11.4 | 5:43 | 5:07 |
| 16 | 11.4 | 5:44 | 5:06 |
| 17 | 11.3 | 5:44 | 5:05 |
| 18 | 11.3 | 5:45 | 5:04 |
| 19 | 11.3 | 5:45 | 5:03 |
| 20 | 11.3 | 5:46 | 5:02 |
| 21 | 11.2 | 5:46 | 5:01 |
| 22 | 11.2 | 5:47 | 5:00 |
| 23 | 11.2 | 5:48 | 4:59 |
| 24 | 11.2 | 5:48 | 4:59 |
| 25 | 11.1 | 5:49 | 4:58 |
| 26 | 11.1 | 5:50 | 4:57 |
| 27 | 11.1 | 5:50 | 4:56 |
| 28 | 11.1 | 5:51 | 4:55 |
| 29 | 11.1 | 5:51 | 4:55 |
| 30 | 11.0 | 5:52 | 4:54 |
| 31 | 11.0 | 5:53 | 4:53 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 5.61 kWh/m².
For context, solar energy here swings from a low near 3.96 kWh/m² to a high of 7.69 kWh/m² in June across the year — October's 5.61 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.1 | 6.1 | 6.0 | 6.0 | 6.0 | 6.0 | 5.9 | 5.9 | 5.9 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.0 |
| Level | Intense | Intense | Intense | Intense | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.1 | Intense |
| 2 | 6.1 | Intense |
| 3 | 6.0 | Intense |
| 4 | 6.0 | Intense |
| 5 | 6.0 | Bright |
| 6 | 6.0 | Bright |
| 7 | 5.9 | Bright |
| 8 | 5.9 | Bright |
| 9 | 5.9 | Bright |
| 10 | 5.8 | Bright |
| 11 | 5.8 | Bright |
| 12 | 5.8 | Bright |
| 13 | 5.7 | Bright |
| 14 | 5.7 | Bright |
| 15 | 5.7 | Bright |
| 16 | 5.6 | Bright |
| 17 | 5.6 | Bright |
| 18 | 5.5 | Bright |
| 19 | 5.5 | Bright |
| 20 | 5.5 | Bright |
| 21 | 5.4 | Bright |
| 22 | 5.4 | Bright |
| 23 | 5.3 | Bright |
| 24 | 5.3 | Bright |
| 25 | 5.3 | Bright |
| 26 | 5.2 | Bright |
| 27 | 5.2 | Bright |
| 28 | 5.2 | Bright |
| 29 | 5.1 | Bright |
| 30 | 5.1 | Bright |
| 31 | 5.0 | Bright |
Hazard calendar for Dhahran
None of Dhahran's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Dhahran sees seasonal dust haze (February–August), heaviest in May.
Is October a good time to visit Dhahran?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a weaker month for outdoor sightseeing in Dhahran. The water and warmth also suit a beach or pool day.
What to pack for Dhahran in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Dhahran sees daytime highs around 36°C and nights near 23°C. Pack light clothes. Worth having: sun protection.
Sea temperature near Dhahran in October
The nearest coast averages about 30°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 28 km away) is warmest in August at about 34°C and coldest in February near 18°C.
It's comfortable for a long swim from Mar 14 to Jan 3 — about 9.7 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 18 | 20 | 23 | 27 | 30 | 32 | 34 | 33 | 30 | 26 | 22 |
| Comfort | Cool | Cool | Refreshing | Refreshing | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 18 | Cool |
| Mar | 20 | Refreshing |
| Apr | 23 | Refreshing |
| May | 27 | Warm |
| Jun | 30 | Tropical |
| Jul | 32 | Tropical |
| Aug | 34 | Tropical |
| Sep | 33 | Tropical |
| Oct | 30 | Tropical |
| Nov | 26 | Warm |
| Dec | 22 | Refreshing |
UV index in Dhahran in October
Clear-sky midday UV in October peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Dhahran peaks around July 17 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 7 | 6 | 6 | 8 | 9 | 10 | 9 | 8 | 7 | 5 | 4 |
| Level | Moderate | High | High | High | Very high | Very high | Very high | Very high | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 7 | High |
| Mar | 6 | High |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 8 | Very high |
| Oct | 7 | Very high |
| Nov | 5 | High |
| Dec | 4 | Moderate |
Air quality in Dhahran in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Dhahran is worst in July — around 83 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (November, 37 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 50 | 49 | 56 | 66 | 67 | 69 | 83 | 80 | 58 | 48 | 37 | 44 |
| Level | Poor | Poor | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 50 | Poor |
| Feb | 49 | Poor |
| Mar | 56 | Unhealthy |
| Apr | 66 | Unhealthy |
| May | 67 | Unhealthy |
| Jun | 69 | Unhealthy |
| Jul | 83 | Unhealthy |
| Aug | 80 | Unhealthy |
| Sep | 58 | Unhealthy |
| Oct | 48 | Poor |
| Nov | 37 | Poor |
| Dec | 44 | Poor |
Where is Dhahran?
Dhahran sits at 26.3°N, 50.1°E, 44 m above sea level, in Saudi Arabia. The nearest listed city is Khobar, 9.0 km away.
Topography around Dhahran
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Dhahran.
Within 3 km, the terrain around Dhahran has only modest variations in elevation — a maximum elevation change of 83 m around an average of 45 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, only modest variations in elevation — a maximum elevation change of 199 m.
The land around Dhahran is covered by bare terrain (57%) and artificial surfaces (38%) within 3 km, bare terrain (52%) and artificial surfaces (34%) within 16 km, and bare terrain (51%) and water (44%) within 80 km.
Saudi Arabia travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type G
- 230 V · 60 Hz
- Prices
- ≈ 47% of US
- price level, 2025
- GDP per capita
- $34,537
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Homicide rate
- 0.9
- per 100k, 2019
- Road deaths
- 35.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very low
- EF EPI 404
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Dhahran (26.2886°, 50.114°, elevation 44 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).