Common information
- Country
- United Kingdom
- Population
- 106 154
Weather, climate, temperature by months in Blackburn
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 26 | 25 | 16 | 15 | 14 | 15 | 19 | 23 | 26 | 29 | 30 | 34 | 34 |
| Average high, °C | 16 | 13 | 10 | 7 | 7 | 7 | 10 | 12 | 16 | 17 | 20 | 20 | 13 |
| Average temperature, °C | 13 | 11 | 8 | 4 | 5 | 5 | 7 | 9 | 12 | 14 | 17 | 16 | 10 |
| Average low, °C | 10 | 8 | 5 | 3 | 3 | 2 | 4 | 5 | 8 | 10 | 13 | 12 | 7 |
| Record low, °C | 3 | -2 | -6 | -9 | -5 | -5 | -3 | -2 | -1 | 3 | 7 | 5 | -9 |
| Rain, days | 8 | 8 | 8 | 9 | 9 | 7 | 6 | 6 | 6 | 6 | 8 | 8 | 89 |
| Snow, days | 0 | 1 | 1 | 4 | 3 | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 16 |
| Fog, days | 2 | 2 | 3 | 5 | 5 | 3 | 1 | 1 | 1 | 2 | 1 | 1 | 27 |
| Snowfall, cm. | 0 | 0 | 0 | 5 | 9 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 27 |
| Average precipitation, mm. | 90 | 100 | 90 | 90 | 90 | 60 | 50 | 50 | 60 | 60 | 90 | 100 | 930 |
| Relative humidity, % | 80 | 82 | 86 | 85 | 84 | 83 | 80 | 77 | 75 | 78 | 76 | 76 | 80 |
| Wind speed, km/h | 14 | 15 | 16 | 17 | 20 | 19 | 19 | 17 | 14 | 14 | 14 | 14 | 16 |
| Day Length, часов | 13 | 11 | 9 | 8 | 9 | 11 | 13 | 15 | 17 | 18 | 17 | 15 | 13 |
| Dew point, °C | 10 | 7 | 5 | 3 | 2 | 1 | 2 | 3 | 6 | 10 | 12 | 11 | 72 |
| Growing degree-day, °C | 90 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 62 | 105 | 202 | 186 | 660 |
| Solar radiation, global, Mj/m2 | 9 | 5 | 3 | 2 | 2 | 4 | 8 | 11 | 15 | 16 | 15 | 13 | 9 |