Average annual temperature is 11.0 °C
Absolute maximum temperature: 29.9 °C
Absolute minimum temperature: -4.4 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Swaffham
* Weather data for Swaffham 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 | 14.8 | 15.0 | 16.7 | 19.1 | 29.9 | 26.0 | 26.3 | 29.9 | 22.0 | 14.4 | 13.7 |
| Average daytime temperature (°C) | 7.8 | 9.5 | 9.8 | 12.3 | 15.8 | 21.7 | 20.4 | 20.8 | 21.7 | 15.9 | 9.7 | 9.1 |
| Average temperature (°C) | 4.7 | 6.1 | 6.8 | 8.2 | 11.9 | 17.1 | 16.7 | 16.8 | 17.3 | 12.5 | 7.0 | 6.9 |
| Average night temperature (°C) | 1.7 | 3.2 | 3.6 | 4.1 | 8.1 | 12.3 | 12.8 | 12.8 | 13.2 | 9.4 | 4.3 | 4.2 |
| Absolute minimum temperature (°C) | -4.4 | -2.6 | -3.8 | 0.6 | 4.5 | 8.2 | 9.3 | 7.4 | 8.8 | 1.8 | -2.9 | -3.1 |
| 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 | 8.0 |
| Daylight mean duration (h) | 8.3 | 9.9 | 11.9 | 14.0 | 15.8 | 16.8 | 16.3 | 14.7 | 12.7 | 10.6 | 8.8 | 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) | 3.9 | 5.2 | 4.7 | 9.0 | 10.3 | 12.2 | 10.6 | 11.4 | 8.6 | 5.2 | 4.3 | 2.3 |
| Precipitation (mm) | 43 | 8 | 96 | 61 | 47 | 44 | 113 | 73 | 95 | 143 | 69 | 88 |
| Sunny days | 11 | 17 | 2 | 8 | 16 | 15 | 3 | 7 | 14 | 10 | 9 | 7 |
| Rainy days | 20 | 11 | 29 | 22 | 15 | 15 | 28 | 24 | 16 | 21 | 21 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Swaffham during the most sunny months:
Months with the longest average daylight duration in Swaffham:
The largest precipitation sum in Swaffham is at