Nouakchott
Mauritania
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 42 | 42 | 40 | 37 | 38 | 41 | 42 | 45 | 46 | 46 | 45 | 46 | 46 |
| Average high, °C | 36 | 36 | 32 | 28 | 27 | 31 | 33 | 37 | 40 | 40 | 37 | 35 | 34 |
| Average temperature, °C | 32 | 32 | 27 | 23 | 22 | 25 | 28 | 32 | 35 | 35 | 32 | 31 | 30 |
| Average low, °C | 27 | 27 | 22 | 18 | 17 | 20 | 22 | 26 | 30 | 30 | 28 | 27 | 25 |
| Record low, °C | 20 | 17 | 8 | 6 | 8 | 6 | 11 | 16 | 17 | 17 | 21 | 20 | 6 |
| Rain, days | 3 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 2 | 4 | 15 |
| Thunderstorms, days | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 4 | 13 |
| Average precipitation, mm. | 46 | 11 | 2 | 1 | 0 | 1 | 0 | 2 | 2 | 15 | 69 | 91 | 240 |
| Relative humidity morning, % | 63 | 33 | 26 | 26 | 27 | 23 | 21 | 19 | 22 | 35 | 58 | 71 | 35 |
| Relative humidity evening, % | 29 | 16 | 13 | 12 | 14 | 11 | 11 | 11 | 12 | 18 | 30 | 39 | 18 |
| Wind speed, km/h | 12 | 9 | 9 | 12 | 12 | 12 | 14 | 14 | 14 | 14 | 16 | 14 | 13 |
| Day Length, часов | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 13 | 13 | 13 |
| Dew point, °C | 16 | 6 | 0 | -2 | -3 | -3 | -2 | 0 | 3 | 10 | 16 | 19 | 60 |
| Growing degree-day, °C | 600 | 620 | 533 | 413 | 396 | 439 | 568 | 600 | 620 | 600 | 620 | 620 | 6630 |
| Solar radiation, global, Mj/m2 | 22 | 20 | 17 | 15 | 17 | 20 | 23 | 25 | 26 | 26 | 25 | 22 | 21 |