Average annual temperature is 9.9 °C
Absolute maximum temperature: 27.3 °C
Absolute minimum temperature: -4.2 °C
Number of sunny days: 79 days
Number of rainy days: 280 days
Number of snow days: 6 days
Look at detailed online map of Blackburn with Darwen
* Weather data for Blackburn with Darwen United Kingdom is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 11.3 | 10.8 | 13.1 | 16.2 | 19.5 | 27.3 | 23.4 | 24.3 | 25.3 | 19.7 | 12.8 | 12.0 |
| Average daytime temperature (°C) | 6.7 | 8.0 | 8.4 | 11.0 | 15.7 | 20.5 | 17.2 | 17.7 | 18.7 | 13.4 | 8.2 | 7.8 |
| Average temperature (°C) | 4.5 | 5.7 | 5.7 | 7.6 | 11.8 | 16.1 | 14.4 | 14.8 | 15.3 | 10.8 | 6.2 | 5.9 |
| Average night temperature (°C) | 2.5 | 3.2 | 2.8 | 4.1 | 8.0 | 11.7 | 11.7 | 12.0 | 12.1 | 8.5 | 4.0 | 3.9 |
| Absolute minimum temperature (°C) | -3.4 | -1.7 | -3.9 | -0.9 | 5.1 | 6.4 | 9.2 | 8.9 | 7.6 | 2.2 | -3.6 | -4.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 12.0 | 15.0 | 16.0 | 17.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 8.1 | 9.8 | 11.9 | 14.0 | 15.9 | 17.0 | 16.5 | 14.8 | 12.7 | 10.6 | 8.6 | 7.5 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 13.0 | 15.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 | 7.0 |
| Sunshine mean duration (h) | 3.3 | 4.0 | 4.6 | 7.9 | 11.3 | 12.3 | 9.1 | 9.1 | 7.0 | 4.7 | 3.6 | 1.8 |
| Precipitation (mm) | 170 | 41 | 173 | 98 | 57 | 62 | 246 | 120 | 127 | 162 | 124 | 232 |
| Sunny days | 7 | 7 | 2 | 9 | 11 | 16 | 1 | 1 | 9 | 7 | 7 | 2 |
| Rainy days | 22 | 21 | 26 | 21 | 20 | 14 | 30 | 30 | 21 | 24 | 23 | 28 |
| Snow days | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Blackburn with Darwen during the most sunny months:
Months with the longest average daylight duration in Blackburn with Darwen:
The largest precipitation sum in Blackburn with Darwen is at