Saint Peter Port weather

The Saint Peter Port weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for Saint Peter Port, Guernsey, Channel Islands.

Saint Peter Port weather averages

Check the Saint Peter Port 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 Saint Peter Port, Guernsey, 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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Saint Peter Port weather by month

Check the weather for Saint Peter Port, Guernsey, 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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Saint Peter Port weather in January

The average maximum daytime temperature in Saint Peter Port in January 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 Saint Peter Port during January.

  • 9°C maximum daytime temperature in January in Saint Peter Port9
    9°C max day temperature
  • 2 hours of sunshine per day in January in Saint Peter Port2
    2 hours of sunshine per day
  • 19 days with some rainfall in January in Saint Peter Port19
    19 days with some rainfall
  • 4°C minimum night-time temperature in January in Saint Peter Port4
    4°C min night temperature
  • 121 mm monthly rainfall in January in Saint Peter Port121
    121 mm of monthly rainfall

On average 121 mm (4.8 inches) of rain normally falls in Saint Peter Port during January with rain falling on 19 days of the month.

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Saint Peter Port weather in February

The average maximum daytime temperature in Saint Peter Port in February 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 3 hours of sunshine a day in Saint Peter Port during February.

  • 9°C maximum daytime temperature in February in Saint Peter Port9
    9°C max day temperature
  • 3 hours of sunshine per day in February in Saint Peter Port3
    3 hours of sunshine per day
  • 17 days with some rainfall in February in Saint Peter Port17
    17 days with some rainfall
  • 4°C minimum night-time temperature in February in Saint Peter Port4
    4°C min night temperature
  • 96 mm monthly rainfall in February in Saint Peter Port96
    96 mm of monthly rainfall

On average 96 mm (3.8 inches) of rain normally falls in Saint Peter Port during February with rain falling on 17 days of the month.

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Saint Peter Port weather in March

The average maximum daytime temperature in Saint Peter Port in March is a cool 11°C (52°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 4 hours of sunshine a day in Saint Peter Port during March.

  • 11°C maximum daytime temperature in March in Saint Peter Port11
    11°C max day temperature
  • 4 hours of sunshine per day in March in Saint Peter Port4
    4 hours of sunshine per day
  • 18 days with some rainfall in March in Saint Peter Port18
    18 days with some rainfall
  • 5°C minimum night-time temperature in March in Saint Peter Port5
    5°C min night temperature
  • 88 mm monthly rainfall in March in Saint Peter Port88
    88 mm of monthly rainfall

On average 88 mm (3.5 inches) of rain normally falls in Saint Peter Port during March with rain falling on 18 days of the month.

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Saint Peter Port weather in April

The average maximum daytime temperature in Saint Peter Port 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 Saint Peter Port during April.

  • 13°C maximum daytime temperature in April in Saint Peter Port13
    13°C max day temperature
  • 6 hours of sunshine per day in April in Saint Peter Port6
    6 hours of sunshine per day
  • 14 days with some rainfall in April in Saint Peter Port14
    14 days with some rainfall
  • 6°C minimum night-time temperature in April in Saint Peter Port6
    6°C min night temperature
  • 70 mm monthly rainfall in April in Saint Peter Port70
    70 mm of monthly rainfall

On average 70 mm (2.8 inches) of rain normally falls in Saint Peter Port during April with rain falling on 14 days of the month.

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Saint Peter Port weather in May

The average maximum daytime temperature in Saint Peter Port 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 Saint Peter Port during May.

  • 16°C maximum daytime temperature in May in Saint Peter Port16
    16°C max day temperature
  • 8 hours of sunshine per day in May in Saint Peter Port8
    8 hours of sunshine per day
  • 14 days with some rainfall in May in Saint Peter Port14
    14 days with some rainfall
  • 9°C minimum night-time temperature in May in Saint Peter Port9
    9°C min night temperature
  • 69 mm monthly rainfall in May in Saint Peter Port69
    69 mm of monthly rainfall

On average 69 mm (2.7 inches) of rain normally falls in Saint Peter Port during May with rain falling on 14 days of the month.

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Saint Peter Port weather in June

The average maximum daytime temperature in Saint Peter Port 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 Saint Peter Port during June.

  • 19°C maximum daytime temperature in June in Saint Peter Port19
    19°C max day temperature
  • 8 hours of sunshine per day in June in Saint Peter Port8
    8 hours of sunshine per day
  • 13 days with some rainfall in June in Saint Peter Port13
    13 days with some rainfall
  • 11°C minimum night-time temperature in June in Saint Peter Port11
    11°C min night temperature
  • 66 mm monthly rainfall in June in Saint Peter Port66
    66 mm of monthly rainfall

On average 66 mm (2.6 inches) of rain normally falls in Saint Peter Port during June with rain falling on 13 days of the month.

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Saint Peter Port weather in July

The average maximum daytime temperature in Saint Peter Port 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 Saint Peter Port during July.

  • 21°C maximum daytime temperature in July in Saint Peter Port21
    21°C max day temperature
  • 8 hours of sunshine per day in July in Saint Peter Port8
    8 hours of sunshine per day
  • 11 days with some rainfall in July in Saint Peter Port11
    11 days with some rainfall
  • 13°C minimum night-time temperature in July in Saint Peter Port13
    13°C min night temperature
  • 50 mm monthly rainfall in July in Saint Peter Port50
    50 mm of monthly rainfall

On average 50 mm (2 inches) of rain normally falls in Saint Peter Port during July with rain falling on 11 days of the month.

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Saint Peter Port weather in August

The average maximum daytime temperature in Saint Peter Port in August 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 7 hours of sunshine a day in Saint Peter Port during August.

  • 21°C maximum daytime temperature in August in Saint Peter Port21
    21°C max day temperature
  • 7 hours of sunshine per day in August in Saint Peter Port7
    7 hours of sunshine per day
  • 12 days with some rainfall in August in Saint Peter Port12
    12 days with some rainfall
  • 13°C minimum night-time temperature in August in Saint Peter Port13
    13°C min night temperature
  • 69 mm monthly rainfall in August in Saint Peter Port69
    69 mm of monthly rainfall

On average 69 mm (2.7 inches) of rain normally falls in Saint Peter Port during August with rain falling on 12 days of the month.

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Saint Peter Port weather in September

The average maximum daytime temperature in Saint Peter Port 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 Saint Peter Port during September.

  • 19°C maximum daytime temperature in September in Saint Peter Port19
    19°C max day temperature
  • 6 hours of sunshine per day in September in Saint Peter Port6
    6 hours of sunshine per day
  • 14 days with some rainfall in September in Saint Peter Port14
    14 days with some rainfall
  • 12°C minimum night-time temperature in September in Saint Peter Port12
    12°C min night temperature
  • 92 mm monthly rainfall in September in Saint Peter Port92
    92 mm of monthly rainfall

On average 92 mm (3.6 inches) of rain normally falls in Saint Peter Port during September with rain falling on 14 days of the month.

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Saint Peter Port weather in October

The average maximum daytime temperature in Saint Peter Port 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 Saint Peter Port during October.

  • 15°C maximum daytime temperature in October in Saint Peter Port15
    15°C max day temperature
  • 4 hours of sunshine per day in October in Saint Peter Port4
    4 hours of sunshine per day
  • 17 days with some rainfall in October in Saint Peter Port17
    17 days with some rainfall
  • 9°C minimum night-time temperature in October in Saint Peter Port9
    9°C min night temperature
  • 118 mm monthly rainfall in October in Saint Peter Port118
    118 mm of monthly rainfall

On average 118 mm (4.6 inches) of rain normally falls in Saint Peter Port during October with rain falling on 17 days of the month.

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Saint Peter Port weather in November

The average maximum daytime temperature in Saint Peter Port in November is a cool 12°C (54°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 Saint Peter Port during November.

  • 12°C maximum daytime temperature in November in Saint Peter Port12
    12°C max day temperature
  • 2 hours of sunshine per day in November in Saint Peter Port2
    2 hours of sunshine per day
  • 19 days with some rainfall in November in Saint Peter Port19
    19 days with some rainfall
  • 6°C minimum night-time temperature in November in Saint Peter Port6
    6°C min night temperature
  • 125 mm monthly rainfall in November in Saint Peter Port125
    125 mm of monthly rainfall

On average 125 mm (4.9 inches) of rain normally falls in Saint Peter Port during November with rain falling on 19 days of the month.

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Saint Peter Port weather in December

The average maximum daytime temperature in Saint Peter Port in December is a cool 9°C (48°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 2 hours of sunshine a day in Saint Peter Port during December.

  • 9°C maximum daytime temperature in December in Saint Peter Port9
    9°C max day temperature
  • 2 hours of sunshine per day in December in Saint Peter Port2
    2 hours of sunshine per day
  • 19 days with some rainfall in December in Saint Peter Port19
    19 days with some rainfall
  • 5°C minimum night-time temperature in December in Saint Peter Port5
    5°C min night temperature
  • 137 mm monthly rainfall in December in Saint Peter Port137
    137 mm of monthly rainfall

On average 137 mm (5.4 inches) of rain normally falls in Saint Peter Port during December with rain falling on 19 days of the month.

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