Common information
- Country
- South Africa
- Population
- 32 289
Weather, climate, temperature by months in Retreat
Season | Autumn | Winter | Spring | Summer | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
Average high, °C | 18 | 20 | 22 | 23 | 24 | 24 | 24 | 22 | 19 | 17 | 17 | 17 | 21 |
Average temperature, °C | 14 | 15 | 17 | 19 | 20 | 20 | 19 | 17 | 15 | 13 | 13 | 13 | 16 |
Average low, °C | 9 | 11 | 13 | 14 | 15 | 15 | 14 | 12 | 10 | 9 | 8 | 8 | 12 |
Average precipitation, mm. | 92 | 59 | 38 | 41 | 31 | 31 | 40 | 79 | 131 | 183 | 155 | 156 | 1034 |
Relative humidity, % | 77 | 74 | 72 | 73 | 73 | 74 | 74 | 76 | 78 | 79 | 79 | 78 | 76 |
Wind speed, km/h | 18 | 20 | 23 | 23 | 22 | 21 | 18 | 15 | 14 | 14 | 15 | 17 | 18 |
Day Length, часов | 12 | 13 | 14 | 15 | 15 | 14 | 13 | 13 | 11 | 10 | 11 | 11 | 13 |
Dew point, °C | 10 | 11 | 12 | 14 | 15 | 15 | 14 | 13 | 11 | 10 | 9 | 9 | 142 |
Growing degree-day, °C | 111 | 164 | 213 | 267 | 301 | 274 | 276 | 213 | 152 | 99 | 78 | 84 | 2231 |
Solar radiation, global, Mj/m2 | 18 | 23 | 28 | 30 | 29 | 26 | 21 | 16 | 11 | 10 | 10 | 13 | 20 |