Guatemala City
Guatemala
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 33 | 33 | 33 | 36 | 35 | 37 | 36 | 37 | 36 | 33 | 33 | 33 | 37 |
| Average high, °C | 29 | 29 | 30 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 29 | 30 | 30 |
| Average temperature, °C | 13 | 13 | 12 | 11 | 10 | 11 | 13 | 14 | 14 | 14 | 14 | 14 | 13 |
| Average low, °C | 23 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 24 |
| Record low, °C | 20 | 20 | 12 | 17 | 16 | 17 | 17 | 16 | 21 | 20 | 18 | 20 | 12 |
| Rain, days | 18 | 14 | 6 | 2 | 2 | 1 | 2 | 3 | 8 | 14 | 15 | 14 | 99 |
| Fog, days | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 6 |
| Thunderstorms, days | 18 | 19 | 9 | 1 | 1 | 1 | 1 | 3 | 12 | 21 | 21 | 20 | 127 |
| Average precipitation, mm. | 147 | 82 | 27 | 2 | 1 | 3 | 7 | 33 | 101 | 164 | 110 | 125 | 802 |
| Relative humidity morning, % | 92 | 0 | 89 | 86 | 82 | 84 | 85 | 84 | 90 | 91 | 90 | 91 | 80 |
| Relative humidity evening, % | 72 | 71 | 60 | 49 | 46 | 46 | 0 | 54 | 64 | 71 | 65 | 66 | 55 |
| Wind speed, km/h | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Day Length, часов | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 |
| Dew point, °C | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 |
| Growing degree-day, °C | 83 | 86 | 50 | 17 | 0 | 16 | 86 | 117 | 121 | 117 | 121 | 121 | 934 |
| Solar radiation, global, Mj/m2 | 18 | 17 | 17 | 17 | 18 | 21 | 23 | 23 | 21 | 19 | 20 | 20 | 19 |