Thuwal weather in December
In December, Thuwal sees average daytime highs of 29°C and overnight lows near 22°C, with 12 mm of rain across 2.2 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 3rd-wettest month of the year here.
Highs ease over the month, from about 30°C in the first days to 28°C by the end. The sky is clear or mostly clear about 77% of the time in December, and the air most often feels humid.
Daylight stretches from about 10 h 42 min at the start of December to 10 h 42 min by month's end. Set against the rest of the year, December is Thuwal's 11th-clearest and 10th-windiest month. For the whole year in context, see Thuwal's year-round climate.
- Daytime high
- 29°
- 10th warmest
- Overnight low
- 22°
- 4th coldest
- Rainfall
- 12 mm
- 2.2 wet days
- Daylight
- 10 h 36 min
- 7:00 AM – 5:39 PM
- Cloud cover
- 23%
- 11th clearest
- Wind
- 15 km/h
- 10th windiest
- Solar energy
- 4.34 kWh/m²
- Travel score
- 7.3
- out of 10
Thuwal is human settlement in Saudi Arabia.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Highs ease over the month, from about 30°C in the first days to 28°C by the end.
A typical December day in Thuwal reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, December runs about 3°C cooler than November and about 2°C warmer than January.
| 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) | 30 | 30 | 30 | 30 | 30 | 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 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 23 |
| 2 | 30 | 23 |
| 3 | 30 | 23 |
| 4 | 30 | 23 |
| 5 | 30 | 23 |
| 6 | 29 | 23 |
| 7 | 29 | 23 |
| 8 | 29 | 23 |
| 9 | 29 | 23 |
| 10 | 29 | 22 |
| 11 | 29 | 22 |
| 12 | 29 | 22 |
| 13 | 29 | 22 |
| 14 | 29 | 22 |
| 15 | 29 | 22 |
| 16 | 29 | 22 |
| 17 | 29 | 22 |
| 18 | 29 | 22 |
| 19 | 29 | 22 |
| 20 | 29 | 22 |
| 21 | 28 | 22 |
| 22 | 28 | 22 |
| 23 | 28 | 22 |
| 24 | 28 | 22 |
| 25 | 28 | 22 |
| 26 | 28 | 22 |
| 27 | 28 | 21 |
| 28 | 28 | 21 |
| 29 | 28 | 21 |
| 30 | 28 | 21 |
| 31 | 28 | 21 |
How December really feels in Thuwal
Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Thuwal weather by month
How December compares with the rest of the year at a glance. December is the 10th-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 20° | 16 | 2.2 | 10.8 | 8.3 |
| Feb | 28° / 21° | 2 | 0.6 | 11.2 | 8.4 |
| Mar | 29° / 22° | 3 | 0.6 | 11.8 | 7.2 |
| Apr | 32° / 24° | 3 | 0.5 | 12.5 | 5.6 |
| May | 34° / 26° | 1 | 0.2 | 13.1 | 4.0 |
| Jun | 35° / 27° | 0 | 0 | 13.3 | 3.3 |
| Jul | 36° / 29° | 0 | 0 | 13.2 | 2.6 |
| Aug | 36° / 30° | 0 | 0 | 12.8 | 2.6 |
| Sep | 36° / 28° | 0 | 0 | 12.1 | 3.0 |
| Oct | 34° / 27° | 2 | 0.5 | 11.5 | 3.8 |
| Nov | 31° / 24° | 29 | 2.2 | 10.9 | 5.6 |
| Dec | 29° / 22° | 12 | 2.2 | 10.7 | 7.3 |
Cloud cover in December
The sky is clear or mostly clear about 77% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 9% of December, with mostly cloudy or overcast conditions the remaining 14%.
| 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 (%) | 89 | 89 | 88 | 88 | 86 | 86 | 86 | 86 | 86 | 85 | 85 | 85 | 86 | 86 | 86 | 86 | 87 | 87 | 87 | 87 | 87 | 88 | 88 | 87 | 87 | 87 | 85 | 85 | 84 | 84 | 84 |
| Cloudier (%) | 11 | 11 | 12 | 12 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 15 | 15 | 16 | 16 | 16 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 89 | 11 |
| 2 | 89 | 11 |
| 3 | 88 | 12 |
| 4 | 88 | 12 |
| 5 | 86 | 14 |
| 6 | 86 | 14 |
| 7 | 86 | 14 |
| 8 | 86 | 14 |
| 9 | 86 | 14 |
| 10 | 85 | 15 |
| 11 | 85 | 15 |
| 12 | 85 | 15 |
| 13 | 86 | 14 |
| 14 | 86 | 14 |
| 15 | 86 | 14 |
| 16 | 86 | 14 |
| 17 | 87 | 13 |
| 18 | 87 | 13 |
| 19 | 87 | 13 |
| 20 | 87 | 13 |
| 21 | 87 | 13 |
| 22 | 88 | 12 |
| 23 | 88 | 12 |
| 24 | 87 | 13 |
| 25 | 87 | 13 |
| 26 | 87 | 13 |
| 27 | 85 | 15 |
| 28 | 85 | 15 |
| 29 | 84 | 16 |
| 30 | 84 | 16 |
| 31 | 84 | 16 |
Chance of precipitation in December
Thuwal gets around 12 mm of rain over 2.2 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 7% and peaks near 8% 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 (%) | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 |
| Rain chance (%) | |
|---|---|
| 1 | 8 |
| 2 | 8 |
| 3 | 8 |
| 4 | 7 |
| 5 | 7 |
| 6 | 7 |
| 7 | 7 |
| 8 | 7 |
| 9 | 7 |
| 10 | 6 |
| 11 | 6 |
| 12 | 6 |
| 13 | 6 |
| 14 | 6 |
| 15 | 6 |
| 16 | 6 |
| 17 | 6 |
| 18 | 6 |
| 19 | 6 |
| 20 | 6 |
| 21 | 6 |
| 22 | 7 |
| 23 | 7 |
| 24 | 7 |
| 25 | 7 |
| 26 | 7 |
| 27 | 8 |
| 28 | 8 |
| 29 | 8 |
| 30 | 8 |
| 31 | 8 |
Humidity in December
Most of December feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the humid band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 35% 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 (%) | 8 | 9 | 9 | 10 | 11 | 11 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 18 | 19 |
| Comfortable (%) | 17 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 20 | 20 | 21 | 21 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 |
| Humid (%) | 24 | 24 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 28 | 29 | 29 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 |
| Muggy (%) | 32 | 32 | 31 | 31 | 31 | 31 | 30 | 30 | 29 | 29 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 21 |
| Oppressive (%) | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 8 | 17 | 24 | 32 | 19 |
| 2 | 9 | 18 | 24 | 32 | 18 |
| 3 | 9 | 18 | 25 | 31 | 17 |
| 4 | 10 | 18 | 25 | 31 | 16 |
| 5 | 11 | 18 | 25 | 31 | 15 |
| 6 | 11 | 18 | 25 | 31 | 14 |
| 7 | 12 | 19 | 26 | 30 | 13 |
| 8 | 13 | 19 | 26 | 30 | 12 |
| 9 | 13 | 19 | 27 | 29 | 11 |
| 10 | 14 | 20 | 27 | 29 | 10 |
| 11 | 14 | 20 | 28 | 28 | 9 |
| 12 | 15 | 21 | 29 | 28 | 8 |
| 13 | 15 | 21 | 29 | 27 | 8 |
| 14 | 15 | 22 | 30 | 26 | 7 |
| 15 | 15 | 23 | 30 | 26 | 6 |
| 16 | 15 | 23 | 30 | 25 | 6 |
| 17 | 15 | 24 | 31 | 25 | 6 |
| 18 | 16 | 24 | 31 | 24 | 5 |
| 19 | 16 | 25 | 30 | 24 | 5 |
| 20 | 16 | 25 | 30 | 23 | 5 |
| 21 | 16 | 26 | 30 | 23 | 5 |
| 22 | 16 | 26 | 30 | 23 | 5 |
| 23 | 16 | 26 | 30 | 23 | 5 |
| 24 | 16 | 26 | 30 | 23 | 6 |
| 25 | 17 | 25 | 30 | 23 | 6 |
| 26 | 17 | 25 | 29 | 23 | 6 |
| 27 | 17 | 25 | 29 | 23 | 6 |
| 28 | 17 | 25 | 29 | 23 | 6 |
| 29 | 17 | 25 | 29 | 22 | 6 |
| 30 | 18 | 25 | 29 | 22 | 6 |
| 31 | 19 | 26 | 29 | 21 | 6 |
Wind in December
Winds average 15 km/h in December.
Across December, daily wind ranges from about 14 km/h on the calmest days to 15 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) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| 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 | 14 | light breeze |
| 2 | 14 | light breeze |
| 3 | 14 | light breeze |
| 4 | 14 | light breeze |
| 5 | 14 | light breeze |
| 6 | 14 | light breeze |
| 7 | 14 | light breeze |
| 8 | 14 | light breeze |
| 9 | 14 | light breeze |
| 10 | 15 | light breeze |
| 11 | 15 | light breeze |
| 12 | 15 | light breeze |
| 13 | 15 | light breeze |
| 14 | 15 | 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 | 15 | light breeze |
| 23 | 15 | light breeze |
| 24 | 15 | light breeze |
| 25 | 15 | light breeze |
| 26 | 15 | light breeze |
| 27 | 15 | light breeze |
| 28 | 15 | light breeze |
| 29 | 15 | light breeze |
| 30 | 15 | light breeze |
| 31 | 15 | light breeze |
Sunrise & sunset in December
Daylight runs from about 10 h 42 min at the start of December to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 0 minutes over December. Sunrise moves from 6:51 AM to 7:07 AM, and sunset from 5:35 PM to 5:46 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) | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.7 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.7 | 10.7 |
| Sunrise (AM) | 6:51 | 6:52 | 6:53 | 6:53 | 6:54 | 6:54 | 6:55 | 6:56 | 6:56 | 6:57 | 6:58 | 6:58 | 6:59 | 6:59 | 7:00 | 7:00 | 7:01 | 7:01 | 7:02 | 7:02 | 7:03 | 7:03 | 7:04 | 7:04 | 7:05 | 7:05 | 7:06 | 7:06 | 7:06 | 7:07 | 7:07 |
| Sunset (PM) | 5:35 | 5:35 | 5:36 | 5:36 | 5:36 | 5:36 | 5:36 | 5:37 | 5:37 | 5:37 | 5:37 | 5:38 | 5:38 | 5:38 | 5:39 | 5:39 | 5:39 | 5:40 | 5:40 | 5:41 | 5:41 | 5:42 | 5:42 | 5:43 | 5:43 | 5:44 | 5:44 | 5:45 | 5:45 | 5:46 | 5:46 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.7 | 6:51 | 5:35 |
| 2 | 10.7 | 6:52 | 5:35 |
| 3 | 10.7 | 6:53 | 5:36 |
| 4 | 10.7 | 6:53 | 5:36 |
| 5 | 10.7 | 6:54 | 5:36 |
| 6 | 10.7 | 6:54 | 5:36 |
| 7 | 10.7 | 6:55 | 5:36 |
| 8 | 10.7 | 6:56 | 5:37 |
| 9 | 10.7 | 6:56 | 5:37 |
| 10 | 10.7 | 6:57 | 5:37 |
| 11 | 10.7 | 6:58 | 5:37 |
| 12 | 10.7 | 6:58 | 5:38 |
| 13 | 10.7 | 6:59 | 5:38 |
| 14 | 10.7 | 6:59 | 5:38 |
| 15 | 10.6 | 7:00 | 5:39 |
| 16 | 10.6 | 7:00 | 5:39 |
| 17 | 10.6 | 7:01 | 5:39 |
| 18 | 10.6 | 7:01 | 5:40 |
| 19 | 10.6 | 7:02 | 5:40 |
| 20 | 10.6 | 7:02 | 5:41 |
| 21 | 10.6 | 7:03 | 5:41 |
| 22 | 10.6 | 7:03 | 5:42 |
| 23 | 10.6 | 7:04 | 5:42 |
| 24 | 10.6 | 7:04 | 5:43 |
| 25 | 10.6 | 7:05 | 5:43 |
| 26 | 10.6 | 7:05 | 5:44 |
| 27 | 10.6 | 7:06 | 5:44 |
| 28 | 10.6 | 7:06 | 5:45 |
| 29 | 10.6 | 7:06 | 5:45 |
| 30 | 10.7 | 7:07 | 5:46 |
| 31 | 10.7 | 7:07 | 5:46 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 4.34 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 4.34 kWh/m² to a high of 7.51 kWh/m² in May across the year — December's 4.34 kWh/m² sits near the bottom.
| 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) | 4.5 | 4.5 | 4.5 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 |
| Level | 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 | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.5 | Bright |
| 2 | 4.5 | Bright |
| 3 | 4.5 | Bright |
| 4 | 4.4 | Bright |
| 5 | 4.4 | Bright |
| 6 | 4.4 | Bright |
| 7 | 4.4 | Bright |
| 8 | 4.4 | Bright |
| 9 | 4.4 | Bright |
| 10 | 4.4 | Bright |
| 11 | 4.4 | Bright |
| 12 | 4.4 | Bright |
| 13 | 4.3 | Bright |
| 14 | 4.3 | Bright |
| 15 | 4.3 | Bright |
| 16 | 4.3 | Bright |
| 17 | 4.3 | Bright |
| 18 | 4.3 | Bright |
| 19 | 4.3 | Bright |
| 20 | 4.3 | Bright |
| 21 | 4.3 | Bright |
| 22 | 4.3 | Bright |
| 23 | 4.3 | Bright |
| 24 | 4.3 | Bright |
| 25 | 4.3 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.3 | Bright |
| 29 | 4.3 | Bright |
| 30 | 4.3 | Bright |
| 31 | 4.3 | Bright |
Hazard calendar for Thuwal
None of Thuwal's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Thuwal sees seasonal dust haze (April–September), heaviest in June.
Is December a good time to visit Thuwal?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is one of the better times to visit Thuwal for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Thuwal in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Thuwal sees daytime highs around 29°C and nights near 22°C. Pack light clothes.
Sea temperature near Thuwal in December
The nearest coast averages about 27°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 31°C and coldest in February near 25°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 | 25 | 25 | 27 | 28 | 29 | 30 | 31 | 31 | 31 | 29 | 27 |
| Comfort | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 25 | Warm |
| Mar | 25 | Warm |
| Apr | 27 | Warm |
| May | 28 | Tropical |
| Jun | 29 | Tropical |
| Jul | 30 | Tropical |
| Aug | 31 | Tropical |
| Sep | 31 | Tropical |
| Oct | 31 | Tropical |
| Nov | 29 | Tropical |
| Dec | 27 | Warm |
UV index in Thuwal in December
Clear-sky midday UV in December peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Thuwal peaks around June 13 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) | 6 | 8 | 10 | 10 | 11 | 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 | 6 | High |
| Feb | 8 | Very high |
| Mar | 10 | Very high |
| Apr | 10 | Extreme |
| May | 11 | 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 Thuwal in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Thuwal is worst in March — around 40 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) | 39 | 37 | 40 | 39 | 32 | 28 | 27 | 28 | 27 | 25 | 25 | 36 |
| Level | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 39 | Poor |
| Feb | 37 | Poor |
| Mar | 40 | Poor |
| Apr | 39 | Poor |
| May | 32 | Moderate |
| Jun | 28 | Moderate |
| Jul | 27 | Moderate |
| Aug | 28 | Moderate |
| Sep | 27 | Moderate |
| Oct | 25 | Moderate |
| Nov | 25 | Moderate |
| Dec | 36 | Poor |
Where is Thuwal?
Thuwal sits at 22.3°N, 39.1°E, 6 m above sea level, in Saudi Arabia. The nearest listed city is Khulayş, 26 km away.
Topography around Thuwal
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thuwal.
Within 3 km, the terrain around Thuwal has only modest variations in elevation — a maximum elevation change of 19 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 104 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,568 m.
The land around Thuwal is covered by bare terrain (59%) and artificial surfaces (29%) within 3 km, bare terrain (60%) and water (37%) within 16 km, and bare terrain (66%) and water (32%) 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 Thuwal (22.2827°, 39.1125°, elevation 6 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).