Bucharest
Romania
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 37 | 33 | 26 | 17 | 17 | 21 | 26 | 30 | 32 | 36 | 40 | 36 | 40 |
| Average high, °C | 25 | 17 | 8 | 3 | 1 | 3 | 10 | 17 | 22 | 26 | 28 | 28 | 16 |
| Average temperature, °C | 18 | 12 | 5 | 1 | -1 | 0 | 6 | 12 | 17 | 21 | 22 | 22 | 11 |
| Average low, °C | 12 | 7 | 1 | -1 | -4 | -3 | 2 | 7 | 12 | 15 | 17 | 16 | 7 |
| Record low, °C | 2 | -4 | -14 | -17 | -24 | -17 | -13 | -1 | 1 | 7 | 10 | 7 | -24 |
| Rain, days | 5 | 6 | 8 | 7 | 4 | 5 | 10 | 9 | 9 | 7 | 6 | 5 | 81 |
| Snow, days | 0 | 0 | 3 | 5 | 8 | 7 | 4 | 0 | 0 | 0 | 0 | 0 | 27 |
| Fog, days | 16 | 23 | 27 | 27 | 28 | 25 | 24 | 17 | 16 | 12 | 13 | 14 | 242 |
| Thunderstorms, days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 8 | 5 | 4 | 25 |
| Average precipitation, mm. | 36 | 40 | 47 | 47 | 40 | 37 | 37 | 46 | 65 | 76 | 56 | 35 | 562 |
| Relative humidity, % | 70 | 75 | 80 | 85 | 80 | 75 | 70 | 65 | 70 | 70 | 65 | 65 | 73 |
| Relative humidity morning, % | 93 | 95 | 95 | 93 | 92 | 92 | 92 | 91 | 92 | 94 | 92 | 91 | 93 |
| Relative humidity evening, % | 47 | 57 | 77 | 83 | 78 | 75 | 63 | 53 | 52 | 50 | 47 | 47 | 61 |
| Wind speed, km/h | 9 | 8 | 9 | 9 | 9 | 12 | 12 | 12 | 12 | 12 | 9 | 9 | 10 |
| Day Length, часов | 13 | 12 | 10 | 10 | 10 | 11 | 13 | 14 | 15 | 16 | 16 | 14 | 13 |
| Dew point, °C | 12 | 7 | 2 | -1 | -3 | -2 | 2 | 6 | 11 | 15 | 16 | 15 | 80 |
| Growing degree-day, °C | 267 | 78 | 0 | 0 | 0 | 0 | 0 | 75 | 233 | 333 | 405 | 388 | 1777 |
| Solar radiation, global, Mj/m2 | 15 | 9 | 6 | 4 | 6 | 8 | 12 | 16 | 20 | 22 | 22 | 20 | 13 |