Riyadh weather in December
December in Riyadh: nice, dry, with poor air quality — an excellent time to visit.
#3 of 12 months in Riyadh · #115 of 604 destinations to visit in December · comfort 83/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Riyadh climate normals — December
| Daytime high | 22°C / 72°F | 😎 nice |
|---|---|---|
| Nighttime low | 10°C / 50°F | |
| Feels like (high) | 19°C / 66°F | |
| Rainfall | 11 mm / 0.4 in | ☀️ dry |
| Rainy days | 2 days | |
| Humidity | 46% | 🍃 comfortable |
| Dew point | 4°C / 39°F | |
| Sunshine | 9.4 h/day | |
| Daylight | 10.6 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 691 | ⚠️ unhealthy |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Riyadh?
Loading map…
Riyadh in December — FAQ
- Is December a good time to visit Riyadh?
- December in Riyadh: nice, dry, with poor air quality — an excellent time to visit. It ranks #3 of 12 months for Riyadh on SeasonMap's comfort score (83/100).
- What is the weather like in Riyadh in December?
- In December, Riyadh averages a daily high of 22.4°C and a low of 10°C, with about 10.6 mm of rain over roughly 2 rainy days.
- What is the air quality in Riyadh in December?
- Riyadh has a mean US Air Quality Index of about 691 in December.