Average annual temperature is 12.7 °C
Absolute maximum temperature: 27.1 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 112 days
Number of rainy days: 253 days
Look at detailed online map of Millais
* Weather data for Millais Jersey 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 | 11.6 | 14.7 | 14.9 | 17.8 | 24.2 | 27.1 | 23.8 | 26.7 | 23.0 | 15.3 | 13.6 |
| Average daytime temperature (°C) | 9.1 | 8.9 | 10.6 | 11.8 | 15.1 | 19.4 | 19.2 | 18.9 | 20.7 | 16.6 | 12.4 | 11.0 |
| Average temperature (°C) | 8.0 | 7.5 | 8.9 | 9.8 | 12.7 | 16.6 | 17.2 | 17.2 | 18.3 | 14.9 | 11.1 | 9.9 |
| Average night temperature (°C) | 6.5 | 6.0 | 7.4 | 7.9 | 10.4 | 14.0 | 15.3 | 15.6 | 16.1 | 13.2 | 9.6 | 8.6 |
| Absolute minimum temperature (°C) | -0.7 | 1.4 | 2.2 | 3.3 | 7.4 | 11.3 | 13.1 | 14.2 | 11.6 | 9.0 | 3.3 | 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 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.7 | 10.1 | 11.9 | 13.7 | 15.3 | 16.2 | 15.8 | 14.4 | 12.6 | 10.8 | 9.2 | 8.3 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.7 | 5.9 | 6.4 | 8.7 | 12.3 | 13.0 | 11.1 | 9.7 | 9.6 | 6.8 | 4.5 | 3.9 |
| Precipitation (mm) | 134 | 16 | 121 | 64 | 31 | 24 | 131 | 124 | 102 | 97 | 219 | 108 |
| Sunny days | 5 | 11 | 4 | 12 | 18 | 18 | 5 | 6 | 10 | 12 | 4 | 7 |
| Rainy days | 26 | 17 | 27 | 18 | 13 | 12 | 26 | 25 | 20 | 19 | 26 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Millais during the most sunny months:
Months with the longest average daylight duration in Millais:
The largest precipitation sum in Millais is at