Nouakchott
Mauritania
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 44 | 43 | 38 | 36 | 37 | 44 | 40 | 42 | 47 | 46 | 47 | 47 | 47 |
| Average high, °C | 38 | 36 | 31 | 27 | 26 | 28 | 31 | 34 | 37 | 40 | 40 | 40 | 34 |
| Average temperature, °C | 34 | 31 | 26 | 21 | 21 | 23 | 26 | 28 | 31 | 34 | 35 | 34 | 28 |
| Average low, °C | 28 | 25 | 20 | 16 | 15 | 17 | 19 | 22 | 25 | 28 | 29 | 29 | 23 |
| Record low, °C | 17 | 15 | 10 | 3 | 6 | 8 | 11 | 10 | 13 | 17 | 20 | 17 | 3 |
| Rain, days | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 12 |
| Thunderstorms, days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 3 | 12 |
| Average precipitation, mm. | 21 | 7 | 3 | 2 | 2 | 3 | 1 | 1 | 1 | 2 | 7 | 22 | 70 |
| Relative humidity, % | 61 | 50 | 43 | 41 | 40 | 38 | 36 | 35 | 37 | 45 | 54 | 63 | 45 |
| Relative humidity morning, % | 44 | 36 | 39 | 41 | 42 | 39 | 38 | 36 | 32 | 31 | 43 | 47 | 39 |
| Relative humidity evening, % | 21 | 17 | 20 | 20 | 22 | 20 | 20 | 18 | 16 | 16 | 20 | 22 | 19 |
| Wind speed, km/h | 7 | 8 | 7 | 8 | 9 | 8 | 9 | 10 | 10 | 10 | 8 | 6 | 8 |
| Day Length, часов | 13 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 13 | 12 |
| Dew point, °C | 25 | 19 | 12 | 8 | 7 | 8 | 9 | 11 | 14 | 20 | 24 | 26 | 183 |
| Growing degree-day, °C | 708 | 639 | 471 | 350 | 326 | 362 | 481 | 537 | 642 | 714 | 763 | 753 | 6744 |
| Solar radiation, global, Mj/m2 | 21 | 19 | 16 | 14 | 15 | 19 | 23 | 25 | 25 | 25 | 25 | 23 | 21 |