Average annual temperature is 10.8 °C
Absolute maximum temperature: 29.9 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 114 days
Number of rainy days: 251 days
Look at detailed online map of Heydon
* Weather data for Heydon 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) | 12.9 | 15.1 | 14.9 | 16.7 | 19.0 | 28.7 | 27.8 | 25.2 | 29.9 | 22.4 | 13.9 | 14.0 |
| Average daytime temperature (°C) | 7.7 | 9.4 | 9.7 | 11.6 | 14.6 | 20.5 | 20.5 | 20.6 | 21.3 | 15.8 | 9.9 | 9.0 |
| Average temperature (°C) | 4.6 | 6.1 | 6.7 | 7.7 | 11.2 | 16.3 | 16.6 | 16.6 | 16.9 | 12.4 | 7.1 | 6.7 |
| Average night temperature (°C) | 1.6 | 3.1 | 3.4 | 3.6 | 7.6 | 12.0 | 12.6 | 12.9 | 12.7 | 9.3 | 4.6 | 3.9 |
| Absolute minimum temperature (°C) | -5.3 | -2.8 | -4.3 | -1.2 | 2.5 | 8.6 | 8.9 | 8.8 | 8.4 | 3.9 | -1.4 | -4.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 8.2 | 9.9 | 11.9 | 14.0 | 15.8 | 16.8 | 16.3 | 14.7 | 12.7 | 10.6 | 8.7 | 7.7 |
| Daylight minimum duration (h) | 7.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 4.5 | 6.0 | 5.0 | 9.2 | 10.8 | 12.1 | 11.0 | 11.3 | 8.7 | 5.1 | 4.2 | 2.6 |
| Precipitation (mm) | 43 | 6 | 92 | 74 | 56 | 41 | 111 | 85 | 73 | 148 | 63 | 77 |
| Sunny days | 9 | 17 | 2 | 7 | 16 | 18 | 3 | 7 | 12 | 10 | 6 | 7 |
| Rainy days | 22 | 11 | 29 | 23 | 15 | 12 | 28 | 24 | 18 | 21 | 24 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Heydon during the most sunny months:
Months with the longest average daylight duration in Heydon:
The largest precipitation sum in Heydon is at