Average annual temperature is 9.7 °C
Absolute maximum temperature: 25.3 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 100 days
Number of rainy days: 261 days
Number of snow days: 4 days
Look at detailed online map of Letham
* Weather data for Letham 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) | 11.7 | 11.5 | 14.8 | 14.9 | 21.9 | 25.1 | 24.8 | 23.5 | 25.3 | 18.2 | 12.6 | 11.9 |
| Average daytime temperature (°C) | 7.0 | 9.1 | 8.7 | 11.8 | 15.9 | 20.0 | 18.2 | 18.5 | 17.8 | 12.6 | 8.3 | 7.1 |
| Average temperature (°C) | 4.5 | 6.6 | 5.3 | 7.9 | 11.8 | 15.6 | 14.9 | 15.2 | 14.2 | 10.0 | 5.3 | 5.2 |
| Average night temperature (°C) | 2.0 | 3.3 | 1.7 | 3.7 | 7.6 | 10.8 | 11.4 | 11.7 | 10.5 | 7.1 | 2.6 | 2.8 |
| Absolute minimum temperature (°C) | -3.6 | -2.9 | -5.6 | -2.1 | 4.6 | 5.9 | 6.7 | 7.9 | 5.3 | 0.7 | -4.0 | -4.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 17.0 | 17.0 | 16.0 | 13.0 | 11.0 | 9.0 | 7.0 |
| Daylight mean duration (h) | 7.7 | 9.6 | 11.9 | 14.2 | 16.3 | 17.5 | 16.9 | 15.0 | 12.8 | 10.4 | 8.3 | 7.1 |
| Daylight minimum duration (h) | 7.0 | 8.0 | 10.0 | 13.0 | 15.0 | 17.0 | 16.0 | 13.0 | 11.0 | 9.0 | 7.0 | 6.0 |
| Sunshine mean duration (h) | 3.2 | 3.7 | 5.2 | 7.9 | 8.6 | 11.5 | 10.5 | 9.8 | 7.3 | 4.5 | 3.9 | 1.7 |
| Precipitation (mm) | 94 | 51 | 127 | 51 | 44 | 59 | 200 | 98 | 131 | 176 | 85 | 166 |
| Sunny days | 8 | 14 | 4 | 11 | 11 | 15 | 1 | 3 | 8 | 11 | 10 | 4 |
| Rainy days | 23 | 14 | 24 | 19 | 20 | 15 | 30 | 28 | 22 | 20 | 20 | 26 |
| Snow days | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Letham during the most sunny months:
Months with the longest average daylight duration in Letham:
The largest precipitation sum in Letham is at