Climate averages 1991–2020
Tan-Tan weather
in December.
A warm, very dry month: the joint 10th warmest and the 11th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
December is a warm month in Tan-Tan: daytime highs average 22.0°C and nights cool to about 12.3°C. By daytime temperature it is the joint 10th warmest of the 12 months.
Expect about 12 mm of rain on roughly 3 days, which makes December a very dry month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 22 min on an average December day.
The nearest other city in this atlas is Guelmim (119 km away). In December its highs average 20.0°C, 2.0°C cooler than Tan-Tan, with 19 mm of rain.
Among the 56 cities listed in Morocco, Tan-Tan ranks 1st of 56 for the warmest December highs and 3rd of 56 for the driest December (rainfall, lowest first). The mean December high of those 56 cities is 17.7°C; Tan-Tan is 4.2°C warmer than that mean.
From December to January, average highs fall by 1.0°C to 20.9°C, and monthly rainfall falls from 12 mm to 9.4 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Tan-Tan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 20.9°C10.9°C | 10.9°C | 9.4 | 2.1 | 10.611 h |
| February | 22.0°C12.3°C | 12.3°C | 14 | 2.3 | 11.211 h |
| March | 24.0°C13.7°C | 13.7°C | 10 | 2.1 | 12.012 h |
| April | 23.9°C15.0°C | 15.0°C | 4.4 | 1.1 | 12.813 h |
| May | 25.1°C16.4°C | 16.4°C | 2.0 | 0.4 | 13.514 h |
| June | 26.4°C17.9°C | 17.9°C | 1.1 | 0.3 | 13.914 h |
| July | 28.9°C19.1°C | 19.1°C | 0.5 | 0.1 | 13.814 h |
| August | 29.8°C19.9°C | 19.9°C | 1.7 | 0.3 | 13.213 h |
| September | 28.2°C19.3°C | 19.3°C | 5.2 | 0.8 | 12.412 h |
| October | 27.3°C18.0°C | 18.0°C | 8.8 | 1.3 | 11.512 h |
| November | 24.6°C15.2°C | 15.2°C | 9.5 | 1.9 | 10.811 h |
| December, selected | 22.0°C12.3°C | 12.3°C | 12 | 2.6 | 10.410 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Guelmim in DecemberMorocco · 119 kmHigh 20.0°C · Low 9.5°C · 19 mm rain
- Tiznit in DecemberMorocco · 193 kmHigh 19.3°C · Low 10.4°C · 25 mm rain
- Laayoune in DecemberWestern Sahara · 251 kmHigh 22.5°C · Low 12.7°C · 8.3 mm rain
- Inezgane in DecemberMorocco · 262 kmHigh 20.9°C · Low 11.7°C · 39 mm rain
- Ait Melloul in DecemberMorocco · 262 kmHigh 20.7°C · Low 10.9°C · 39 mm rain
- Agadir in DecemberMorocco · 264 kmHigh 21.2°C · Low 12.8°C · 50 mm rain
- Oulad Teïma in DecemberMorocco · 285 kmHigh 21.0°C · Low 8.9°C · 51 mm rain
- Taroudant in DecemberMorocco · 312 kmHigh 21.0°C · Low 9.5°C · 38 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Tan-Tan) is explained once on the Tan-Tan year overview and on the Sources, method and limits page.