Jeddah weather in September
In September, Jeddah sees average daytime highs of 34°C and overnight lows near 29°C, with 0 mm of rain across 0 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.
Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 94% of the time in September, and the air most often feels miserable.
Daylight stretches from about 12 h 24 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Jeddah's 4th-clearest and 10th-windiest month. For the whole year in context, see Jeddah's year-round climate.
- Daytime high
- 34°
- 4th warmest
- Overnight low
- 29°
- 10th coldest
- Rainfall
- 0 mm
- 0 wet days
- Daylight
- 12 h 06 min
- 6:14 AM – 6:21 PM
- Cloud cover
- 14%
- 4th clearest
- Wind
- 15 km/h
- 10th windiest
- Solar energy
- 6.33 kWh/m²
- Travel score
- 3.8
- out of 10
Jeddah is city in Saudi Arabia.
- Density
- 2,936/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in September
Day-to-day highs hold fairly steady near 34°C through the month.
A typical September day in Jeddah reaches about 34°C in the afternoon and slips back to 29°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 36°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 |
| Avg low (°C) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 35 | 29 |
| 2 | 35 | 29 |
| 3 | 35 | 29 |
| 4 | 35 | 29 |
| 5 | 35 | 29 |
| 6 | 35 | 29 |
| 7 | 35 | 29 |
| 8 | 35 | 29 |
| 9 | 35 | 29 |
| 10 | 35 | 29 |
| 11 | 35 | 29 |
| 12 | 35 | 29 |
| 13 | 35 | 29 |
| 14 | 35 | 29 |
| 15 | 35 | 29 |
| 16 | 34 | 29 |
| 17 | 34 | 29 |
| 18 | 34 | 28 |
| 19 | 34 | 28 |
| 20 | 34 | 28 |
| 21 | 34 | 28 |
| 22 | 34 | 28 |
| 23 | 34 | 28 |
| 24 | 34 | 28 |
| 25 | 34 | 28 |
| 26 | 34 | 28 |
| 27 | 34 | 28 |
| 28 | 34 | 28 |
| 29 | 34 | 28 |
| 30 | 34 | 28 |
How September really feels in Jeddah
Once humidity and wind are folded in, September averages 30 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 September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Jeddah weather by month
How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 21° | 24 | 3 | 10.8 | 8.2 |
| Feb | 27° / 21° | 2 | 0.7 | 11.3 | 8.6 |
| Mar | 29° / 22° | 4 | 0.7 | 11.8 | 7.5 |
| Apr | 31° / 25° | 4 | 0.5 | 12.5 | 5.9 |
| May | 34° / 27° | 1 | 0.3 | 13 | 4.4 |
| Jun | 35° / 28° | 0 | 0 | 13.3 | 3.8 |
| Jul | 35° / 29° | 0 | 0 | 13.2 | 3.2 |
| Aug | 35° / 30° | 0 | 0 | 12.7 | 3.3 |
| Sep | 34° / 29° | 0 | 0 | 12.1 | 3.8 |
| Oct | 33° / 27° | 3 | 0.4 | 11.5 | 4.6 |
| Nov | 31° / 25° | 26 | 2.4 | 11 | 6.1 |
| Dec | 28° / 23° | 14 | 2.6 | 10.7 | 7.7 |
Cloud cover in September
The sky is clear or mostly clear about 94% of the time in September.
Beyond those clear spells, partly cloudy skies cover about 5% of September, with mostly cloudy or overcast conditions the remaining 2%. Skies tend to open up 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 95 | 96 | 96 | 96 | 96 | 96 | 97 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 |
| Cloudier (%) | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 95 | 5 |
| 2 | 96 | 4 |
| 3 | 96 | 4 |
| 4 | 96 | 4 |
| 5 | 96 | 4 |
| 6 | 96 | 4 |
| 7 | 97 | 3 |
| 8 | 98 | 2 |
| 9 | 98 | 2 |
| 10 | 98 | 2 |
| 11 | 98 | 2 |
| 12 | 98 | 2 |
| 13 | 98 | 2 |
| 14 | 98 | 2 |
| 15 | 98 | 2 |
| 16 | 99 | 1 |
| 17 | 99 | 1 |
| 18 | 99 | 1 |
| 19 | 99 | 1 |
| 20 | 99 | 1 |
| 21 | 99 | 1 |
| 22 | 99 | 1 |
| 23 | 99 | 1 |
| 24 | 99 | 1 |
| 25 | 99 | 1 |
| 26 | 99 | 1 |
| 27 | 99 | 1 |
| 28 | 99 | 1 |
| 29 | 99 | 1 |
| 30 | 99 | 1 |
Chance of precipitation in September
Jeddah gets around 0 mm of rain over 0 wet days in September. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 0% and peaks near 1% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 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 | 0 |
| 19 | 0 |
| 20 | 0 |
| 21 | 0 |
| 22 | 0 |
| 23 | 0 |
| 24 | 0 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 1 |
| 30 | 1 |
Humidity in September
Most of September feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the miserable band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 99% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Humid (%) | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Muggy (%) | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Oppressive (%) | 28 | 27 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 25 |
| Miserable (%) | 68 | 69 | 70 | 69 | 70 | 70 | 69 | 70 | 70 | 70 | 70 | 69 | 69 | 70 | 70 | 71 | 71 | 72 | 72 | 72 | 74 | 74 | 74 | 74 | 74 | 73 | 73 | 73 | 72 | 71 |
| Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|
| 1 | 0 | 0 | 4 | 28 | 68 |
| 2 | 0 | 0 | 4 | 27 | 69 |
| 3 | 0 | 0 | 4 | 26 | 70 |
| 4 | 0 | 0 | 5 | 26 | 69 |
| 5 | 0 | 0 | 5 | 25 | 70 |
| 6 | 0 | 0 | 5 | 25 | 70 |
| 7 | 0 | 1 | 5 | 25 | 69 |
| 8 | 0 | 1 | 5 | 24 | 70 |
| 9 | 0 | 1 | 5 | 24 | 70 |
| 10 | 0 | 1 | 5 | 24 | 70 |
| 11 | 0 | 1 | 5 | 24 | 70 |
| 12 | 0 | 1 | 5 | 25 | 69 |
| 13 | 0 | 1 | 5 | 25 | 69 |
| 14 | 0 | 1 | 4 | 25 | 70 |
| 15 | 0 | 1 | 4 | 25 | 70 |
| 16 | 0 | 1 | 4 | 24 | 71 |
| 17 | 0 | 1 | 4 | 24 | 71 |
| 18 | 0 | 1 | 3 | 24 | 72 |
| 19 | 0 | 1 | 3 | 24 | 72 |
| 20 | 0 | 1 | 3 | 24 | 72 |
| 21 | 0 | 1 | 2 | 23 | 74 |
| 22 | 0 | 1 | 2 | 23 | 74 |
| 23 | 0 | 1 | 2 | 23 | 74 |
| 24 | 0 | 1 | 2 | 23 | 74 |
| 25 | 0 | 1 | 2 | 23 | 74 |
| 26 | 0 | 1 | 2 | 24 | 73 |
| 27 | 0 | 1 | 2 | 24 | 73 |
| 28 | 0 | 1 | 2 | 24 | 73 |
| 29 | 0 | 1 | 2 | 25 | 72 |
| 30 | 1 | 1 | 2 | 25 | 71 |
Wind in September
Winds average 15 km/h in September.
Across September, daily wind ranges from about 13 km/h on the calmest days to 16 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
| 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 |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 16 | light breeze |
| 2 | 16 | light breeze |
| 3 | 16 | light breeze |
| 4 | 16 | light breeze |
| 5 | 16 | light breeze |
| 6 | 16 | light breeze |
| 7 | 16 | light breeze |
| 8 | 16 | light breeze |
| 9 | 16 | light breeze |
| 10 | 16 | light breeze |
| 11 | 16 | light breeze |
| 12 | 16 | light breeze |
| 13 | 16 | light breeze |
| 14 | 16 | light breeze |
| 15 | 15 | light breeze |
| 16 | 15 | light breeze |
| 17 | 15 | light breeze |
| 18 | 15 | light breeze |
| 19 | 15 | light breeze |
| 20 | 15 | light breeze |
| 21 | 15 | light breeze |
| 22 | 14 | light breeze |
| 23 | 14 | light breeze |
| 24 | 14 | light breeze |
| 25 | 14 | light breeze |
| 26 | 14 | light breeze |
| 27 | 14 | light breeze |
| 28 | 14 | light breeze |
| 29 | 13 | light breeze |
| 30 | 13 | light breeze |
Sunrise & sunset in September
Daylight runs from about 12 h 24 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 36 minutes over September. Sunrise moves from 6:10 AM to 6:18 AM, and sunset from 6:36 PM to 6:07 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.9 | 11.8 | 11.8 |
| Sunrise (AM) | 6:10 | 6:10 | 6:11 | 6:11 | 6:11 | 6:11 | 6:12 | 6:12 | 6:12 | 6:12 | 6:13 | 6:13 | 6:13 | 6:13 | 6:14 | 6:14 | 6:14 | 6:14 | 6:15 | 6:15 | 6:15 | 6:16 | 6:16 | 6:16 | 6:16 | 6:17 | 6:17 | 6:17 | 6:17 | 6:18 |
| Sunset (PM) | 6:36 | 6:35 | 6:34 | 6:33 | 6:32 | 6:31 | 6:30 | 6:29 | 6:28 | 6:27 | 6:26 | 6:25 | 6:24 | 6:23 | 6:22 | 6:21 | 6:20 | 6:19 | 6:18 | 6:17 | 6:16 | 6:15 | 6:14 | 6:13 | 6:12 | 6:11 | 6:10 | 6:09 | 6:08 | 6:07 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.4 | 6:10 | 6:36 |
| 2 | 12.4 | 6:10 | 6:35 |
| 3 | 12.4 | 6:11 | 6:34 |
| 4 | 12.4 | 6:11 | 6:33 |
| 5 | 12.4 | 6:11 | 6:32 |
| 6 | 12.3 | 6:11 | 6:31 |
| 7 | 12.3 | 6:12 | 6:30 |
| 8 | 12.3 | 6:12 | 6:29 |
| 9 | 12.3 | 6:12 | 6:28 |
| 10 | 12.2 | 6:12 | 6:27 |
| 11 | 12.2 | 6:13 | 6:26 |
| 12 | 12.2 | 6:13 | 6:25 |
| 13 | 12.2 | 6:13 | 6:24 |
| 14 | 12.2 | 6:13 | 6:23 |
| 15 | 12.1 | 6:14 | 6:22 |
| 16 | 12.1 | 6:14 | 6:21 |
| 17 | 12.1 | 6:14 | 6:20 |
| 18 | 12.1 | 6:14 | 6:19 |
| 19 | 12.1 | 6:15 | 6:18 |
| 20 | 12.0 | 6:15 | 6:17 |
| 21 | 12.0 | 6:15 | 6:16 |
| 22 | 12.0 | 6:16 | 6:15 |
| 23 | 12.0 | 6:16 | 6:14 |
| 24 | 12.0 | 6:16 | 6:13 |
| 25 | 11.9 | 6:16 | 6:12 |
| 26 | 11.9 | 6:17 | 6:11 |
| 27 | 11.9 | 6:17 | 6:10 |
| 28 | 11.9 | 6:17 | 6:09 |
| 29 | 11.8 | 6:17 | 6:08 |
| 30 | 11.8 | 6:18 | 6:07 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 6.33 kWh/m².
For context, solar energy here swings from a low near 4.31 kWh/m² to a high of 7.46 kWh/m² in May across the year — September's 6.33 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.6 | 6.6 | 6.6 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.1 | 6.1 | 6.1 | 6.1 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.6 | Intense |
| 2 | 6.6 | Intense |
| 3 | 6.6 | Intense |
| 4 | 6.5 | Intense |
| 5 | 6.5 | Intense |
| 6 | 6.5 | Intense |
| 7 | 6.5 | Intense |
| 8 | 6.5 | Intense |
| 9 | 6.4 | Intense |
| 10 | 6.4 | Intense |
| 11 | 6.4 | Intense |
| 12 | 6.4 | Intense |
| 13 | 6.4 | Intense |
| 14 | 6.4 | Intense |
| 15 | 6.3 | Intense |
| 16 | 6.3 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.3 | Intense |
| 20 | 6.3 | Intense |
| 21 | 6.2 | Intense |
| 22 | 6.2 | Intense |
| 23 | 6.2 | Intense |
| 24 | 6.2 | Intense |
| 25 | 6.2 | Intense |
| 26 | 6.2 | Intense |
| 27 | 6.1 | Intense |
| 28 | 6.1 | Intense |
| 29 | 6.1 | Intense |
| 30 | 6.1 | Intense |
Hazard calendar for Jeddah
In September, Jeddah sits inside its dust season. The full year is below, with each hazard's peak months called out.
Jeddah sees seasonal dust haze (May–September), heaviest in June.
Is September a good time to visit Jeddah?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is a weaker month for outdoor sightseeing in Jeddah. The water and warmth also suit a beach or pool day.
What to pack for Jeddah in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Jeddah sees daytime highs around 34°C and nights near 29°C. Pack light clothes and sun protection.
Sea temperature near Jeddah in September
The nearest coast averages about 31°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 14 km away) is warmest in August at about 31°C and coldest in February near 26°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 26 | 26 | 27 | 28 | 29 | 30 | 31 | 31 | 31 | 30 | 28 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 26 | Warm |
| Apr | 27 | Warm |
| May | 28 | Tropical |
| Jun | 29 | Tropical |
| Jul | 30 | Tropical |
| Aug | 31 | Tropical |
| Sep | 31 | Tropical |
| Oct | 31 | Tropical |
| Nov | 30 | Tropical |
| Dec | 28 | Warm |
UV index in Jeddah in September
Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Jeddah peaks around July 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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) | 7 | 8 | 10 | 11 | 10 | 11 | 11 | 10 | 10 | 9 | 6 | 4 |
| Level | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 8 | Very high |
| Mar | 10 | Very high |
| Apr | 11 | Extreme |
| May | 10 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 10 | Very high |
| Oct | 9 | Very high |
| Nov | 6 | High |
| Dec | 4 | Moderate |
Air quality in Jeddah in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Jeddah is worst in January — around 38 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 38 | 35 | 38 | 37 | 30 | 27 | 28 | 28 | 25 | 24 | 24 | 35 |
| Level | Poor | Moderate | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 38 | Poor |
| Feb | 35 | Moderate |
| Mar | 38 | Poor |
| Apr | 37 | Poor |
| May | 30 | Moderate |
| Jun | 27 | Moderate |
| Jul | 28 | Moderate |
| Aug | 28 | Moderate |
| Sep | 25 | Moderate |
| Oct | 24 | Moderate |
| Nov | 24 | Moderate |
| Dec | 35 | Moderate |
Where is Jeddah?
Jeddah sits at 21.5°N, 39.2°E, 7 m above sea level, in Saudi Arabia. The nearest listed city is Al Jumūm, 55 km away.
Topography around Jeddah
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Jeddah.
Within 3 km, the terrain around Jeddah has only modest variations in elevation — a maximum elevation change of 30 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 246 m; within 80 km, large variations in elevation — a maximum elevation change of 934 m.
The land around Jeddah is covered by artificial surfaces (72%) within 3 km, artificial surfaces (39%), water (34%) and bare terrain (26%) within 16 km, and bare terrain (60%) and water (34%) 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 Jeddah (21.4901°, 39.1862°, elevation 7 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).