Average annual temperature is 11.4 °C
Absolute maximum temperature: 31.1 °C
Absolute minimum temperature: -4.4 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
Look at detailed online map of Hertford
* Weather data for Hertford 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) | 12.8 | 13.9 | 15.0 | 16.8 | 20.7 | 29.1 | 27.1 | 25.8 | 31.1 | 23.4 | 14.5 | 13.4 |
| Average daytime temperature (°C) | 8.0 | 9.5 | 10.0 | 12.8 | 16.7 | 23.0 | 20.9 | 21.5 | 22.9 | 16.5 | 10.1 | 9.4 |
| Average temperature (°C) | 4.8 | 6.0 | 7.1 | 8.5 | 12.3 | 17.8 | 17.1 | 17.1 | 18.0 | 12.9 | 7.3 | 7.3 |
| Average night temperature (°C) | 1.6 | 2.6 | 3.9 | 4.3 | 8.0 | 12.4 | 13.2 | 12.8 | 13.6 | 9.8 | 4.6 | 4.7 |
| Absolute minimum temperature (°C) | -4.4 | -2.8 | -3.5 | -0.3 | 4.7 | 7.4 | 9.5 | 9.0 | 8.5 | 1.2 | -2.7 | -3.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 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) | 8.4 | 10.0 | 11.9 | 13.9 | 15.7 | 16.6 | 16.1 | 14.6 | 12.7 | 10.7 | 8.9 | 7.9 |
| 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) | 4.3 | 4.7 | 4.0 | 7.9 | 10.0 | 12.4 | 10.0 | 10.1 | 8.7 | 6.0 | 4.2 | 2.4 |
| Precipitation (mm) | 56 | 7 | 123 | 69 | 46 | 38 | 118 | 62 | 65 | 101 | 88 | 94 |
| Sunny days | 15 | 18 | 2 | 11 | 13 | 17 | 2 | 8 | 13 | 10 | 11 | 11 |
| Rainy days | 16 | 10 | 29 | 19 | 18 | 13 | 29 | 23 | 17 | 21 | 19 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Hertford during the most sunny months:
Months with the longest average daylight duration in Hertford:
The largest precipitation sum in Hertford is at