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Climate & Weather Averages in St. Peter Port, Guernsey

Currently: 46 °F. Passing clouds. (Weather station: Guernsey Airport, Guernsey). See more current weather

Annual Weather Averages Near St. Peter Port

Averages are for Guernsey Airport, which is 3 miles from St. Peter Port.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in St. Peter Port

High Temp: 67 °F

Low Temp: 41 °F

Mean Temp: 53 °F

Precipitation: 1.66"

Humidity: 83%

Dew Point: 48 °F

Wind: 13 mph

Pressure: 30.03 "Hg

Visibility: 10 mi

January Climate & Weather Averages in St. Peter Port

High Temp: 48 °F

Low Temp: 42 °F

Mean Temp: 45 °F

Precipitation: 2.56"

Humidity: 84%

Dew Point: 40 °F

Wind: 16 mph

Pressure: 30.05 "Hg

Visibility: 9 mi

February Climate & Weather Averages in St. Peter Port

High Temp: 48 °F

Low Temp: 41 °F

Mean Temp: 44 °F

Precipitation: 1.92"

Humidity: 84%

Dew Point: 40 °F

Wind: 14 mph

Pressure: 30.06 "Hg

Visibility: 9 mi

March Climate & Weather Averages in St. Peter Port

High Temp: 50 °F

Low Temp: 42 °F

Mean Temp: 46 °F

Precipitation: 1.41"

Humidity: 84%

Dew Point: 42 °F

Wind: 13 mph

Pressure: 30.06 "Hg

Visibility: 9 mi

April Climate & Weather Averages in St. Peter Port

High Temp: 53 °F

Low Temp: 44 °F

Mean Temp: 49 °F

Precipitation: 1.34"

Humidity: 83%

Dew Point: 43 °F

Wind: 12 mph

Pressure: 29.98 "Hg

Visibility: 10 mi

May Climate & Weather Averages in St. Peter Port

High Temp: 59 °F

Low Temp: 49 °F

Mean Temp: 54 °F

Precipitation: 1.04"

Humidity: 82%

Dew Point: 48 °F

Wind: 12 mph

Pressure: 30.03 "Hg

Visibility: 10 mi

June Climate & Weather Averages in St. Peter Port

High Temp: 63 °F

Low Temp: 53 °F

Mean Temp: 58 °F

Precipitation: 0.87"

Humidity: 83%

Dew Point: 52 °F

Wind: 11 mph

Pressure: 30.06 "Hg

Visibility: 10 mi

July Climate & Weather Averages in St. Peter Port

High Temp: 67 °F

Low Temp: 57 °F

Mean Temp: 62 °F

Precipitation: 0.89"

Humidity: 84%

Dew Point: 56 °F

Wind: 11 mph

Pressure: 30.05 "Hg

Visibility: 10 mi

August Climate & Weather Averages in St. Peter Port

High Temp: 67 °F

Low Temp: 57 °F

Mean Temp: 62 °F

Precipitation: 1.11"

Humidity: 84%

Dew Point: 57 °F

Wind: 11 mph

Pressure: 30.03 "Hg

Visibility: 11 mi

September Climate & Weather Averages in St. Peter Port

High Temp: 64 °F

Low Temp: 56 °F

Mean Temp: 60 °F

Precipitation: 1.12"

Humidity: 83%

Dew Point: 54 °F

Wind: 12 mph

Pressure: 30.05 "Hg

Visibility: 12 mi

October Climate & Weather Averages in St. Peter Port

High Temp: 60 °F

Low Temp: 52 °F

Mean Temp: 56 °F

Precipitation: 2.31"

Humidity: 83%

Dew Point: 51 °F

Wind: 13 mph

Pressure: 29.96 "Hg

Visibility: 11 mi

November Climate & Weather Averages in St. Peter Port

High Temp: 54 °F

Low Temp: 47 °F

Mean Temp: 50 °F

Precipitation: 2.56"

Humidity: 82%

Dew Point: 45 °F

Wind: 14 mph

Pressure: 29.98 "Hg

Visibility: 11 mi

December Climate & Weather Averages in St. Peter Port

High Temp: 50 °F

Low Temp: 43 °F

Mean Temp: 47 °F

Precipitation: 2.78"

Humidity: 83%

Dew Point: 42 °F

Wind: 16 mph

Pressure: 30.04 "Hg

Visibility: 10 mi

Quick Climate Info

Hottest MonthAugust (62 °F avg)
Coldest MonthFebruary (44 °F avg)
Wettest MonthDecember (2.78" avg)
Windiest MonthDecember (16 mph avg)
Annual precip.19.90" (per year)

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