The best time to visit Herm is from June until October, when you will have a soft or pleasant temperature and limited rainfall. The highest average temperature in in Herm is 18°C in August and the lowest is 9°C in February.
Herm has the oceanic climate prevailing. If you want to know what the average temperature is in Herm or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.
Average Herm weather by month
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Temperature (°C)
10
9
10
11
13
15
17
18
17
16
13
11
Precipitation (mm)
58
41
33
23
21
23
26
34
28
45
71
60
Travel and stay Herm
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The Herm weather for will be 14° till 18° degrees in the next 14 days with a few days chance of light rain showers till heavy rain.
Herm 14 day weather forecast
Weather
Max/min
Precip
Wind
UV
Wednesday 18 may
18°C 12°C
0.2 mm 10%
3 Bft S
8
Thursday 19 may
16°C 13°C
0.1 mm 20%
2 Bft SW
4
Friday 20 may
14°C 12°C
0.6 mm 25%
3 Bft SSE
5
Saturday 21 may
15°C 12°C
0 mm 0%
3 Bft S
8
Sunday 22 may
15°C 13°C
7.8 mm 80%
8 Bft ENE
3
Climate Herm
Herm has the oceanic climate prevailing. There is rainfall during all months of the year. The average annual temperature for Herm is 13° degrees and there is about 463 mm of rain in a year. It is dry for 131 days a year with an average humidity of 80% and an UV-index of 4.
Herm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Day temp. (°C)
10
9
10
11
13
15
17
18
17
16
13
11
Night temp. (°C)
8
7
8
10
12
14
16
17
16
14
12
10
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Precipitation (mm)
58
41
33
23
21
23
26
34
28
45
71
60
Days with rain
22
17
16
13
12
10
13
13
12
17
22
21
Dry days
9
11
15
17
19
20
18
18
18
14
8
10
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun hours per day
4
4
6
10
9
9
10
9
9
5
4
4
Wind force (Bft)
5
5
5
4
4
4
4
4
4
5
5
5
UV-index
3
2
3
4
4
4
5
5
5
4
3
3
Herm weather by month
What is the average Herm weather like in a given month? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.
10°C
11°C