inland destination · city of 11,949 · warmest in Jul · mid-range
Open St. Helier on the live value map →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 5 | 5 | 7 | 9 | 12 | 16 | 18 | 18 | 15 | 11 | 8 | 6 |
| High °C | 8 | 8 | 11 | 13 | 17 | 21 | 23 | 23 | 19 | 15 | 11 | 9 |
| Low °C | 2 | 2 | 3 | 4 | 7 | 10 | 13 | 12 | 10 | 7 | 4 | 3 |
| Rain (days) | 63 | 40 | 48 | 44 | 49 | 54 | 42 | 50 | 57 | 62 | 62 | 62 |
Warmest month: Jul. Driest: Feb.