Montevideo
Uruguay
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 34 | 35 | 36 | 40 | 39 | 40 | 36 | 32 | 30 | 28 | 30 | 30 | 40 |
| Average high, °C | 18 | 20 | 23 | 26 | 28 | 27 | 25 | 22 | 19 | 15 | 15 | 16 | 21 |
| Average temperature, °C | 13 | 16 | 18 | 21 | 23 | 22 | 21 | 17 | 14 | 11 | 11 | 12 | 17 |
| Average low, °C | 9 | 11 | 14 | 17 | 18 | 18 | 16 | 13 | 10 | 7 | 7 | 7 | 12 |
| Record low, °C | 2 | 5 | 7 | 10 | 11 | 11 | 9 | 6 | 3 | 0 | -1 | 1 | -1 |
| Rain, days | 5 | 4 | 5 | 5 | 5 | 4 | 6 | 6 | 5 | 5 | 5 | 5 | 60 |
| Fog, days | 11 | 9 | 8 | 7 | 5 | 6 | 9 | 11 | 15 | 18 | 17 | 15 | 131 |
| Thunderstorms, days | 3 | 5 | 4 | 4 | 6 | 5 | 4 | 3 | 3 | 2 | 3 | 3 | 45 |
| Average precipitation, mm. | 90 | 90 | 70 | 80 | 90 | 90 | 110 | 80 | 70 | 70 | 80 | 80 | 1000 |
| Relative humidity, % | 75 | 73 | 70 | 68 | 69 | 72 | 73 | 76 | 79 | 82 | 82 | 77 | 75 |
| Relative humidity morning, % | 86 | 87 | 85 | 85 | 86 | 87 | 88 | 89 | 88 | 89 | 89 | 88 | 87 |
| Relative humidity evening, % | 65 | 64 | 63 | 60 | 61 | 64 | 63 | 66 | 67 | 70 | 70 | 67 | 65 |
| Wind speed, km/h | 22 | 22 | 22 | 21 | 21 | 20 | 19 | 19 | 20 | 20 | 20 | 22 | 20 |
| Monthly sunshine, часов | 208 | 243 | 250 | 292 | 297 | 237 | 238 | 190 | 171 | 142 | 155 | 173 | 2596 |
| Day Length, часов | 12 | 13 | 14 | 15 | 15 | 14 | 13 | 12 | 11 | 10 | 11 | 11 | 13 |
| Dew point, °C | 8 | 11 | 12 | 15 | 16 | 17 | 16 | 13 | 10 | 7 | 7 | 7 | 139 |
| Growing degree-day, °C | 95 | 178 | 244 | 351 | 398 | 350 | 327 | 215 | 126 | 30 | 28 | 51 | 2392 |
| Atmosphere pressure, bar | 1018 | 1015 | 1013 | 1012 | 1011 | 1012 | 1014 | 1016 | 1016 | 1018 | 1018 | 1018 | 12183 |
| Solar radiation, global, Mj/m2 | 15 | 19 | 23 | 25 | 25 | 21 | 17 | 13 | 10 | 8 | 9 | 11 | 16 |