5 December 2013
Sofia Observ,Bulgaria #15614 
Altitude: 595 м
Latitude: 42 39N Longitude: 023 23E
| m | tavg | t1avg | t2avg | tmin | tmax | rd | cl1d | cl2d | cl3d | sh | ws | h |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mon. | °C | °C | °C | °C | °C | day | day | day | day | hour | km/h | % |
| jan | -0.8 | -4.0 | 3.4 | -18.3 | 18.0 | 14.5 | 3.4 | 7.8 | 19.8 | 89.9 | 4.3 | 80.7 |
| feb | 0.9 | -2.9 | 5.8 | -18.7 | 20.9 | 14.7 | 3.1 | 9.7 | 15.2 | 123.2 | 5.0 | 75.1 |
| mar | 5.8 | 1.2 | 11.7 | -11.4 | 27.5 | 14.2 | 4.0 | 12.0 | 15.0 | 179.8 | 5.9 | 66.7 |
| apr | 10.8 | 5.5 | 16.7 | -5.6 | 28.5 | 13.6 | 3.8 | 11.1 | 15.1 | 192.0 | 5.2 | 64.9 |
| may | 15.8 | 10.1 | 21.9 | 1.3 | 32.5 | 11.5 | 3.7 | 14.6 | 12.7 | 254.2 | 4.7 | 68.2 |
| jun | 19.3 | 13.3 | 25.4 | 4.5 | 36.1 | 8.3 | 7.3 | 13.7 | 9.0 | 285.0 | 5.1 | 66.9 |
| jul | 21.8 | 15.4 | 28.3 | 6.3 | 39.8 | 6.7 | 11.1 | 14.4 | 5.5 | 322.4 | 4.6 | 62.0 |
| aug | 21.6 | 15.4 | 28.5 | 7.5 | 37.2 | 6.1 | 12.4 | 13.2 | 5.4 | 294.5 | 4.3 | 63.1 |
| sep | 16.4 | 11.0 | 22.9 | 2.4 | 34.3 | 9.1 | 8.1 | 11.7 | 10.2 | 210.0 | 3.9 | 68.7 |
| oct | 11.3 | 6.7 | 17.3 | -3.0 | 30.5 | 10.9 | 7.1 | 10.7 | 13.2 | 170.5 | 3.3 | 76.0 |
| nov | 6.0 | 2.1 | 11.4 | -10.4 | 25.5 | 9.4 | 5.7 | 10.8 | 13.5 | 120.0 | 3.6 | 76.9 |
| dec | 0.6 | -2.2 | 4.5 | -17.4 | 21.3 | 15.9 | 2.4 | 6.9 | 21.7 | 58.9 | 3.5 | 83.2 |
| year | 10.8 | 6.0 | 16.5 | -18.7 | 39.8 | 134.9 | 72.1 | 136.6 | 156.3 | 2300.4 | 4.5 | 71.0 |
Period supervision: 1952 - 2011
Symbols:
| tavg - Average temperature | t1avg - Average low temperature | ||||||
| t2avg - Average high temperature | tmin - Lowest temperature | ||||||
| tmax- Highest temperature |
| rd - Average number of days with precipitation |
| cl1d - Average number of clear days |
| cl2d - Average number of partly cloudy days |
| cl3d - Average number of cloudy days |
| sh - Mean monthly sunshine hours |
| ws - Average wind speed | h - Average humidity |