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Monthly climate in Saint Saviour, Guernsey

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Saint Saviour features a oceanic climate (Cfb).Temperatures typically range between 9 °C (48 °F) and 17 °C (63 °F) through the year, but rarely can drop to 0 °C (32 °F) or can rise to as high as 22 °C (71 °F).The average annual precipitation amounts to about 999 mm (39.3 inches) and receives 154 rainy days on the 1 mm (0.04 inches) threshold annually.Saint Saviour enjoys an average of 3435 hours of sunshine throughout the year, and daylight varies from 8 hours 13 minutes to 16 hours 11 minutes per day.

Monthly average temperatures in Saint Saviour, Guernsey §

The warmest months in Saint Saviour are July, August and September, with daily mean temperatures ranging from 16 to 17 °C (62 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 9 to 9 °C (48 - 49 °F) throughout the day. On average each year, Saint Saviour experiences 0 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Saint Saviour, Guernsey.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 14°C
(57°F)		 13°C
(55°F)		 13°C
(55°F)		 15°C
(58°F)		 17°C
(64°F)		 19°C
(66°F)		 20°C
(69°F)		 22°C
(71°F)		 21°C
(70°F)		 20°C
(68°F)		 17°C
(63°F)		 14°C
(58°F)
Mean maximum 13°C
(55°F)		 12°C
(54°F)		 12°C
(54°F)		 14°C
(57°F)		 15°C
(60°F)		 17°C
(63°F)		 20°C
(68°F)		 20°C
(68°F)		 20°C
(69°F)		 19°C
(66°F)		 16°C
(61°F)		 14°C
(57°F)
Average high 10°C
(50°F)		 10°C
(50°F)		 10°C
(50°F)		 11°C
(52°F)		 13°C
(55°F)		 15°C
(59°F)		 17°C
(63°F)		 18°C
(64°F)		 17°C
(63°F)		 16°C
(61°F)		 13°C
(56°F)		 12°C
(53°F)
Daily mean 9°C
(49°F)		 9°C
(48°F)		 9°C
(49°F)		 10°C
(50°F)		 12°C
(54°F)		 14°C
(58°F)		 16°C
(62°F)		 17°C
(63°F)		 17°C
(62°F)		 15°C
(59°F)		 12°C
(54°F)		 11°C
(51°F)
Average low 8°C
(47°F)		 8°C
(47°F)		 8°C
(47°F)		 9°C
(49°F)		 11°C
(53°F)		 14°C
(57°F)		 16°C
(61°F)		 16°C
(62°F)		 16°C
(61°F)		 14°C
(57°F)		 11°C
(53°F)		 10°C
(50°F)
Mean minimum 5°C
(42°F)		 4°C
(39°F)		 5°C
(41°F)		 6°C
(43°F)		 8°C
(47°F)		 12°C
(54°F)		 14°C
(58°F)		 14°C
(58°F)		 13°C
(56°F)		 11°C
(52°F)		 8°C
(46°F)		 6°C
(44°F)
Minimum 3°C
(38°F)		 1°C
(34°F)		 -0°C
(32°F)		 5°C
(41°F)		 7°C
(45°F)		 11°C
(53°F)		 14°C
(57°F)		 14°C
(57°F)		 12°C
(54°F)		 9°C
(48°F)		 7°C
(44°F)		 5°C
(42°F)

Compare climate in Saint Saviour with other places

Compare temperature, precipitation, sunshine, UV index in Saint Saviour, Guernsey with other places around the world.

Monthly average precipitation in Saint Saviour, Guernsey §

Saint Saviour usually has the most precipitation in October, November and December, with an average of 18 rainy days and 144 mm (5.7 inches) of precipitation per month.The driest months in Saint Saviour are April, July and August. On average, 42 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Saint Saviour, Guernsey.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 98 (3.9) 86 (3.4) 75 (3.0) 35 (1.4) 60 (2.4) 58 (2.3) 41 (1.6) 49 (1.9) 63 (2.5) 144 (5.7) 127 (5.0) 162 (6.4)
Average precipitation days (≥ 1 mm) 15 16 15 9 9 8 8 9 9 17 18 21

Monthly sunshine hours in Saint Saviour, Guernsey §

The sunniest months in Saint Saviour are May, June and July, when the sun shines an average of 13 hours 45 minutes a day.Least sunny months in Saint Saviour: January, February and December receive an average of 4 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Saint Saviour, Guernsey.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 105 161 238 358 413 415 435 395 338 268 175 127
Mean daily daylight hours 8h 40m 10h 7m 11h 55m 13h 46m 15h 21m 16h 11m 15h 44m 14h 19m 12h 32m 10h 42m 9h 4m 8h 13m

Solar UV radiation in Saint Saviour, Guernsey §

Saint Saviour experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 9, which corresponds to the High / Very High category of sun exposure.January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Saint Saviour UV Index data.

Average daily maximum UV levels by month for Saint Saviour, Guernsey.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 3 4 6 7 9 8 7 6 4 2 1