Herm weather

The Herm weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Herm, Herm Island, Channel Islands in 2020/2021.

Herm weather averages

Check the Herm weather averages for each month of the year including maximum daytime and minimum night-time temperatures, monthly rainfall, number of days with rain and average daily hours of sunshine for Herm, Herm Island, Channel Islands.

Max Day Temperature (°C)

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Days with some Rainfall

Min Night Temperature (°C)

Monthly Rainfall (mm)

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Herm weather by month

Check the weather for Herm, Herm Island, Channel Islands for a particular month by selecting from the list below. This gives the best indication of what to expect from the weather months in advance.

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Herm weather in January

The average maximum daytime temperature in Herm in January is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 2 hours of sunshine a day in Herm during January.

  • 8°C maximum daytime temperature in January in Herm8
    8°C max day temperature
  • 2 hours of sunshine per day in January in Herm2
    2 hours of sunshine per day
  • 19 days with some rainfall in January in Herm19
    19 days with some rainfall
  • 3°C minimum night-time temperature in January in Herm3
    3°C min night temperature
  • 114 mm monthly rainfall in January in Herm114
    114 mm of monthly rainfall

On average 114 mm (4.5 inches) of rain normally falls in Herm during January with rain falling on 19 days of the month.

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Herm weather in February

The average maximum daytime temperature in Herm in February is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 3 hours of sunshine a day in Herm during February.

  • 9°C maximum daytime temperature in February in Herm9
    9°C max day temperature
  • 3 hours of sunshine per day in February in Herm3
    3 hours of sunshine per day
  • 17 days with some rainfall in February in Herm17
    17 days with some rainfall
  • 3°C minimum night-time temperature in February in Herm3
    3°C min night temperature
  • 88 mm monthly rainfall in February in Herm88
    88 mm of monthly rainfall

On average 88 mm (3.5 inches) of rain normally falls in Herm during February with rain falling on 17 days of the month.

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Herm weather in March

The average maximum daytime temperature in Herm in March is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 4 hours of sunshine a day in Herm during March.

  • 11°C maximum daytime temperature in March in Herm11
    11°C max day temperature
  • 4 hours of sunshine per day in March in Herm4
    4 hours of sunshine per day
  • 17 days with some rainfall in March in Herm17
    17 days with some rainfall
  • 4°C minimum night-time temperature in March in Herm4
    4°C min night temperature
  • 84 mm monthly rainfall in March in Herm84
    84 mm of monthly rainfall

On average 84 mm (3.3 inches) of rain normally falls in Herm during March with rain falling on 17 days of the month.

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Herm weather in April

The average maximum daytime temperature in Herm in April is a cool 13°C (55°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 6 hours of sunshine a day in Herm during April.

  • 13°C maximum daytime temperature in April in Herm13
    13°C max day temperature
  • 6 hours of sunshine per day in April in Herm6
    6 hours of sunshine per day
  • 14 days with some rainfall in April in Herm14
    14 days with some rainfall
  • 6°C minimum night-time temperature in April in Herm6
    6°C min night temperature
  • 66 mm monthly rainfall in April in Herm66
    66 mm of monthly rainfall

On average 66 mm (2.6 inches) of rain normally falls in Herm during April with rain falling on 14 days of the month.

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Herm weather in May

The average maximum daytime temperature in Herm in May is a comfortable 16°C (61°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 8 hours of sunshine a day in Herm during May.

  • 16°C maximum daytime temperature in May in Herm16
    16°C max day temperature
  • 8 hours of sunshine per day in May in Herm8
    8 hours of sunshine per day
  • 14 days with some rainfall in May in Herm14
    14 days with some rainfall
  • 9°C minimum night-time temperature in May in Herm9
    9°C min night temperature
  • 68 mm monthly rainfall in May in Herm68
    68 mm of monthly rainfall

On average 68 mm (2.7 inches) of rain normally falls in Herm during May with rain falling on 14 days of the month.

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Herm weather in June

The average maximum daytime temperature in Herm in June is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 11°C (52°F). You can expect on average 8 hours of sunshine a day in Herm during June.

  • 19°C maximum daytime temperature in June in Herm19
    19°C max day temperature
  • 8 hours of sunshine per day in June in Herm8
    8 hours of sunshine per day
  • 13 days with some rainfall in June in Herm13
    13 days with some rainfall
  • 11°C minimum night-time temperature in June in Herm11
    11°C min night temperature
  • 63 mm monthly rainfall in June in Herm63
    63 mm of monthly rainfall

On average 63 mm (2.5 inches) of rain normally falls in Herm during June with rain falling on 13 days of the month.

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Herm weather in July

The average maximum daytime temperature in Herm in July is a comfortable 21°C (70°F), while the average minimum night-time temperature is a cool 13°C (55°F). You can expect on average 8 hours of sunshine a day in Herm during July.

  • 21°C maximum daytime temperature in July in Herm21
    21°C max day temperature
  • 8 hours of sunshine per day in July in Herm8
    8 hours of sunshine per day
  • 11 days with some rainfall in July in Herm11
    11 days with some rainfall
  • 13°C minimum night-time temperature in July in Herm13
    13°C min night temperature
  • 49 mm monthly rainfall in July in Herm49
    49 mm of monthly rainfall

On average 49 mm (1.9 inches) of rain normally falls in Herm during July with rain falling on 11 days of the month.

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Herm weather in August

The average maximum daytime temperature in Herm in August is a warm 22°C (72°F), while the average minimum night-time temperature is a cool 13°C (55°F). You can expect on average 7 hours of sunshine a day in Herm during August.

  • 22°C maximum daytime temperature in August in Herm22
    22°C max day temperature
  • 7 hours of sunshine per day in August in Herm7
    7 hours of sunshine per day
  • 12 days with some rainfall in August in Herm12
    12 days with some rainfall
  • 13°C minimum night-time temperature in August in Herm13
    13°C min night temperature
  • 67 mm monthly rainfall in August in Herm67
    67 mm of monthly rainfall

On average 67 mm (2.6 inches) of rain normally falls in Herm during August with rain falling on 12 days of the month.

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Herm weather in September

The average maximum daytime temperature in Herm in September is a comfortable 19°C (66°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 6 hours of sunshine a day in Herm during September.

  • 19°C maximum daytime temperature in September in Herm19
    19°C max day temperature
  • 6 hours of sunshine per day in September in Herm6
    6 hours of sunshine per day
  • 14 days with some rainfall in September in Herm14
    14 days with some rainfall
  • 12°C minimum night-time temperature in September in Herm12
    12°C min night temperature
  • 91 mm monthly rainfall in September in Herm91
    91 mm of monthly rainfall

On average 91 mm (3.6 inches) of rain normally falls in Herm during September with rain falling on 14 days of the month.

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Herm weather in October

The average maximum daytime temperature in Herm in October is a comfortable 15°C (59°F), while the average minimum night-time temperature is a cool 9°C (48°F). You can expect on average 4 hours of sunshine a day in Herm during October.

  • 15°C maximum daytime temperature in October in Herm15
    15°C max day temperature
  • 4 hours of sunshine per day in October in Herm4
    4 hours of sunshine per day
  • 17 days with some rainfall in October in Herm17
    17 days with some rainfall
  • 9°C minimum night-time temperature in October in Herm9
    9°C min night temperature
  • 112 mm monthly rainfall in October in Herm112
    112 mm of monthly rainfall

On average 112 mm (4.4 inches) of rain normally falls in Herm during October with rain falling on 17 days of the month.

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Herm weather in November

The average maximum daytime temperature in Herm in November is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 6°C (43°F). You can expect on average 2 hours of sunshine a day in Herm during November.

  • 11°C maximum daytime temperature in November in Herm11
    11°C max day temperature
  • 2 hours of sunshine per day in November in Herm2
    2 hours of sunshine per day
  • 19 days with some rainfall in November in Herm19
    19 days with some rainfall
  • 6°C minimum night-time temperature in November in Herm6
    6°C min night temperature
  • 123 mm monthly rainfall in November in Herm123
    123 mm of monthly rainfall

On average 123 mm (4.8 inches) of rain normally falls in Herm during November with rain falling on 19 days of the month.

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Herm weather in December

The average maximum daytime temperature in Herm in December is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 2 hours of sunshine a day in Herm during December.

  • 9°C maximum daytime temperature in December in Herm9
    9°C max day temperature
  • 2 hours of sunshine per day in December in Herm2
    2 hours of sunshine per day
  • 19 days with some rainfall in December in Herm19
    19 days with some rainfall
  • 4°C minimum night-time temperature in December in Herm4
    4°C min night temperature
  • 127 mm monthly rainfall in December in Herm127
    127 mm of monthly rainfall

On average 127 mm (5 inches) of rain normally falls in Herm during December with rain falling on 19 days of the month.

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