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Guernsey climate guide
Get the latest coronavirus (Covid-19) updates for Guernsey with current travel advice and statistics on new cases per 100,000 and vaccine.
Temperature in Guernsey (°C)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max temperature (daytime) |  9 |
8 |
10 |
 12 |
 15 |
17 |
 19 |
20 |
18 |
15 |
12 |
10 |
| Min temperature (night-time) |  5 |
4 |
5 |
6 |
9 |
11 |
13 |
14 |
13 |
11 |
7 |
6 |
| Sea temperature |  10 |
 9 |
9 |
10 |
11 |
 13 |
 15 |
 17 |
17 |
16 |
14 |
12 |
Sunshine & Daylight in Guernsey
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daily hours of sunshine | ||||||||||||
| Daily hours of daylight |  9 |
 10 |
 12 |
 14 |
 15 |
 16 |
16 |
14 |
 13 |
 11 |
9 |
 8 |
Rainfall in Guernsey
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of days with some rain |  20 |
 16 |
16 |
 13 |
13 |
 11 |
10 |
11 |
13 |
15 |
18 |
19 |
| Average monthly rainfall (mm) |  92 |
 75 |
67 |
 49 |
48 |
44 |
 37 |
45 |
63 |
81 |
98 |
100 |
More climate for Guernsey
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV Index (Maximum) |  1 |
2 |
 3 |
4 |
 6 |
7 |
7 |
6 |
4 |
2 |
1 |
1 |
| Heat & Humidity |  0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
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Recommended for Guernsey
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
The climate guide for Guernsey shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
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