Average annual temperature is 11.4 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: -4.6 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Test Valley District
* Weather data for Test Valley District 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 | 13.4 | 14.1 | 17.5 | 21.1 | 28.2 | 26.0 | 24.2 | 29.5 | 22.3 | 15.0 | 13.6 |
| Average daytime temperature (°C) | 7.9 | 9.6 | 10.0 | 12.5 | 17.1 | 22.9 | 20.1 | 20.7 | 21.8 | 16.3 | 10.6 | 9.9 |
| Average temperature (°C) | 4.9 | 6.0 | 7.3 | 8.6 | 12.8 | 17.8 | 16.5 | 16.6 | 17.5 | 12.8 | 7.8 | 7.8 |
| Average night temperature (°C) | 1.8 | 2.8 | 4.6 | 4.4 | 8.4 | 12.4 | 12.8 | 12.6 | 13.4 | 9.9 | 5.0 | 5.3 |
| Absolute minimum temperature (°C) | -4.6 | -3.2 | -1.1 | 0.0 | 5.4 | 7.6 | 9.0 | 9.1 | 7.2 | 3.4 | -1.5 | -2.7 |
| 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) | 8.5 | 10.0 | 11.9 | 13.9 | 15.6 | 16.5 | 16.0 | 14.5 | 12.6 | 10.7 | 8.9 | 8.0 |
| 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) | 4.1 | 4.7 | 4.0 | 7.7 | 11.0 | 12.8 | 10.0 | 9.6 | 8.2 | 6.2 | 4.2 | 2.4 |
| Precipitation (mm) | 97 | 12 | 117 | 85 | 46 | 41 | 106 | 85 | 63 | 127 | 98 | 127 |
| Sunny days | 14 | 15 | 4 | 8 | 17 | 16 | 3 | 3 | 12 | 8 | 9 | 10 |
| Rainy days | 17 | 13 | 27 | 22 | 14 | 14 | 28 | 28 | 18 | 23 | 21 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Test Valley District during the most sunny months:
Months with the longest average daylight duration in Test Valley District:
The largest precipitation sum in Test Valley District is at