Guernsey Climate (Weather Averages)

The Guernsey Climate Guide is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Guernsey Weather Guernsey Summary Guernsey Climate Guernsey Today Guernsey Forecast Guernsey When Best
Guernsey Weather Guernsey Summary Guernsey Climate Guernsey Today Guernsey Forecast Guernsey When Best
J F M A M J J A S O N D
Max Daytime Temperature (°C) 8°C (46°F) Max Daytime Temperature in January in Guernsey (St Peter Port) 8°C (46°F) Max Daytime Temperature in February in Guernsey (St Peter Port) 11°C (52°F) Max Daytime Temperature in March in Guernsey (St Peter Port) 13°C (55°F) Max Daytime Temperature in April in Guernsey (St Peter Port) 17°C (63°F) Max Daytime Temperature in May in Guernsey (St Peter Port) 20°C (68°F) Max Daytime Temperature in June in Guernsey (St Peter Port) 21°C (70°F) Max Daytime Temperature in July in Guernsey (St Peter Port) 22°C (72°F) Max Daytime Temperature in August in Guernsey (St Peter Port) 19°C (66°F) Max Daytime Temperature in September in Guernsey (St Peter Port) 16°C (61°F) Max Daytime Temperature in October in Guernsey (St Peter Port) 12°C (54°F) Max Daytime Temperature in November in Guernsey (St Peter Port) 9°C (48°F) Max Daytime Temperature in December in Guernsey (St Peter Port)
Min Night-time Temperature (°C) 3°C (37°F) Min Night-time Temperature in January in Guernsey (St Peter Port) 3°C (37°F) Min Night-time Temperature in February in Guernsey (St Peter Port) 4°C (39°F) Min Night-time Temperature in March in Guernsey (St Peter Port) 6°C (43°F) Min Night-time Temperature in April in Guernsey (St Peter Port) 9°C (48°F) Min Night-time Temperature in May in Guernsey (St Peter Port) 12°C (54°F) Min Night-time Temperature in June in Guernsey (St Peter Port) 14°C (57°F) Min Night-time Temperature in July in Guernsey (St Peter Port) 15°C (59°F) Min Night-time Temperature in August in Guernsey (St Peter Port) 13°C (55°F) Min Night-time Temperature in September in Guernsey (St Peter Port) 10°C (50°F) Min Night-time Temperature in October in Guernsey (St Peter Port) 6°C (43°F) Min Night-time Temperature in November in Guernsey (St Peter Port) 4°C (39°F) Min Night-time Temperature in December in Guernsey (St Peter Port)
Hours of Sunshine (Daily) 2 Hours of Bright Sunshine per day (21% of Daylight Hours) in January in Guernsey (St Peter Port) 3 Hours of Bright Sunshine per day (29% of Daylight Hours) in February in Guernsey (St Peter Port) 4 Hours of Bright Sunshine per day (36% of Daylight Hours) in March in Guernsey (St Peter Port) 6 Hours of Bright Sunshine per day (45% of Daylight Hours) in April in Guernsey (St Peter Port) 8 Hours of Bright Sunshine per day (50% of Daylight Hours) in May in Guernsey (St Peter Port) 8 Hours of Bright Sunshine per day (50% of Daylight Hours) in June in Guernsey (St Peter Port) 8 Hours of Bright Sunshine per day (52% of Daylight Hours) in July in Guernsey (St Peter Port) 7 Hours of Bright Sunshine per day (52% of Daylight Hours) in August in Guernsey (St Peter Port) 6 Hours of Bright Sunshine per day (45% of Daylight Hours) in September in Guernsey (St Peter Port) 4 Hours of Bright Sunshine per day (35% of Daylight Hours) in October in Guernsey (St Peter Port) 2 Hours of Bright Sunshine per day (26% of Daylight Hours) in November in Guernsey (St Peter Port) 2 Hours of Bright Sunshine per day (21% of Daylight Hours) in December in Guernsey (St Peter Port)
Hours of Daylight (Daily) 9 Hours of Daylight in January in Guernsey (St Peter Port) 10 Hours of Daylight in February in Guernsey (St Peter Port) 12 Hours of Daylight in March in Guernsey (St Peter Port) 14 Hours of Daylight in April in Guernsey (St Peter Port) 15 Hours of Daylight in May in Guernsey (St Peter Port) 16 Hours of Daylight in June in Guernsey (St Peter Port) 16 Hours of Daylight in July in Guernsey (St Peter Port) 14 Hours of Daylight in August in Guernsey (St Peter Port) 13 Hours of Daylight in September in Guernsey (St Peter Port) 11 Hours of Daylight in October in Guernsey (St Peter Port) 9 Hours of Daylight in November in Guernsey (St Peter Port) 8 Hours of Daylight in December in Guernsey (St Peter Port)
Heat and Humidity Discomfort No Heat & Humidity in January in Guernsey (St Peter Port) No Heat & Humidity in February in Guernsey (St Peter Port) No Heat & Humidity in March in Guernsey (St Peter Port) No Heat & Humidity in April in Guernsey (St Peter Port) No Heat & Humidity in May in Guernsey (St Peter Port) No Heat & Humidity in June in Guernsey (St Peter Port) No Heat & Humidity in July in Guernsey (St Peter Port) No Heat & Humidity in August in Guernsey (St Peter Port) No Heat & Humidity in September in Guernsey (St Peter Port) No Heat & Humidity in October in Guernsey (St Peter Port) No Heat & Humidity in November in Guernsey (St Peter Port) No Heat & Humidity in December in Guernsey (St Peter Port)
Days with some Rainfall 20 Days with some Rainfall in January in Guernsey (St Peter Port) 16 Days with some Rainfall in February in Guernsey (St Peter Port) 16 Days with some Rainfall in March in Guernsey (St Peter Port) 13 Days with some Rainfall in April in Guernsey (St Peter Port) 13 Days with some Rainfall in May in Guernsey (St Peter Port) 11 Days with some Rainfall in June in Guernsey (St Peter Port) 10 Days with some Rainfall in July in Guernsey (St Peter Port) 11 Days with some Rainfall in August in Guernsey (St Peter Port) 13 Days with some Rainfall in September in Guernsey (St Peter Port) 15 Days with some Rainfall in October in Guernsey (St Peter Port) 18 Days with some Rainfall in November in Guernsey (St Peter Port) 19 Days with some Rainfall in December in Guernsey (St Peter Port)
Monthly Rainfall (mm) 98 mm (3.9 inches) Monthly Rainfall in January in Guernsey (St Peter Port) 73 mm (2.9 inches) Monthly Rainfall in February in Guernsey (St Peter Port) 68 mm (2.7 inches) Monthly Rainfall in March in Guernsey (St Peter Port) 50 mm (2.0 inches) Monthly Rainfall in April in Guernsey (St Peter Port) 54 mm (2.1 inches) Monthly Rainfall in May in Guernsey (St Peter Port) 44 mm (1.7 inches) Monthly Rainfall in June in Guernsey (St Peter Port) 41 mm (1.6 inches) Monthly Rainfall in July in Guernsey (St Peter Port) 49 mm (1.9 inches) Monthly Rainfall in August in Guernsey (St Peter Port) 68 mm (2.7 inches) Monthly Rainfall in September in Guernsey (St Peter Port) 85 mm (3.3 inches) Monthly Rainfall in October in Guernsey (St Peter Port) 94 mm (3.7 inches) Monthly Rainfall in November in Guernsey (St Peter Port) 103 mm (4.1 inches) Monthly Rainfall in December in Guernsey (St Peter Port)
UV Index (Maximum) UV (Maximum) Index 1 (Low) in January in Guernsey (St Peter Port) UV (Maximum) Index 2 (Low) in February in Guernsey (St Peter Port) UV (Maximum) Index 3 (Moderate) in March in Guernsey (St Peter Port) UV (Maximum) Index 4 (Moderate) in April in Guernsey (St Peter Port) UV (Maximum) Index 6 (High) in May in Guernsey (St Peter Port) UV (Maximum) Index 7 (High) in June in Guernsey (St Peter Port) UV (Maximum) Index 7 (High) in July in Guernsey (St Peter Port) UV (Maximum) Index 6 (High) in August in Guernsey (St Peter Port) UV (Maximum) Index 4 (Moderate) in September in Guernsey (St Peter Port) UV (Maximum) Index 2 (Low) in October in Guernsey (St Peter Port) UV (Maximum) Index 1 (Low) in November in Guernsey (St Peter Port) UV (Maximum) Index 1 (Low) in December in Guernsey (St Peter Port)
Sea Temperature (°C) 10°C (50°F) Sea Temperature in January in Guernsey (St Peter Port) 9°C (48°F) Sea Temperature in February in Guernsey (St Peter Port) 9°C (48°F) Sea Temperature in March in Guernsey (St Peter Port) 10°C (50°F) Sea Temperature in April in Guernsey (St Peter Port) 11°C (52°F) Sea Temperature in May in Guernsey (St Peter Port) 14°C (57°F) Sea Temperature in June in Guernsey (St Peter Port) 16°C (61°F) Sea Temperature in July in Guernsey (St Peter Port) 17°C (63°F) Sea Temperature in August in Guernsey (St Peter Port) 16°C (61°F) Sea Temperature in September in Guernsey (St Peter Port) 15°C (59°F) Sea Temperature in October in Guernsey (St Peter Port) 13°C (55°F) Sea Temperature in November in Guernsey (St Peter Port) 11°C (52°F) Sea Temperature in December in Guernsey (St Peter Port)
J F M A M J J A S O N D
 		    
 
Guernsey Holidays Guernsey Flights Guernsey Hotels Guernsey Hire Cars Guernsey Villas Guernsey Transfers
Guernsey Holidays Guernsey Flights Guernsey Hotels Guernsey Hire Cars Guernsey Villas Guernsey Transfers

The Guernsey Climate Guide shown above is based on the St Peter Port Climate Guide. Please note that the weather may vary across this region. Below is a list of all the destinations in Guernsey with available Climate Guides.

  St Peter Port  

Guernsey Weather by Month
Check the weather for a particular month in Guernsey by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Guernsey. If you are not sure where to go, why not try our Holiday Planner.
  · January
  · February
  · March
   · April
  · May
  · June
   · July
  · August
  · September
   · October
  · November
  · December
Popular Climate Guide Regions

1.

Cyprus

2.

Tenerife, Canary Islands, Spain

3.

Tunisia

4.

Sharm el-Sheikh, Egypt

5.

Mauritius

6.

Crete, Greece

7.

Dalaman and Marmaris Coast, Turkey

8.

Cape Verde

9.

Rhodes, Greece

10.

Antalya Coast, Turkey
Popular Climate Guide Destinations

1.

Santa Cruz de Tenerife, Tenerife, Canary Islands, Spain

2.

Nicosia, Cyprus

3.

Sharm el Sheikh Airport, Sharm el-Sheikh, Egypt

4.

Tunis, Tunisia

5.

Port Louis, Mauritius

6.

Khania, Crete, Greece

7.

Dalaman, Dalaman and Marmaris Coast, Turkey

8.

Praia, Santiago, Cape Verde

9.

Rhodes Town, Rhodes, Greece

10.

Antalya, Antalya Coast, Turkey
 		    
 
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