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Monthly climate in Guisseny, Brittany, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Guisseny features a oceanic climate (Cfb).Temperatures typically range between 9 °C (49 °F) and 16 °C (61 °F) through the year, but rarely can drop to 0 °C (32 °F) or can rise to as high as 21 °C (70 °F).The average annual precipitation amounts to about 948 mm (37.3 inches) and receives 155 rainy days on the 1 mm (0.04 inches) threshold annually.Guisseny enjoys an average of 3602 hours of sunshine throughout the year, and daylight varies from 8 hours 20 minutes to 16 hours 3 minutes per day.

Monthly average temperatures in Guisseny, Brittany, France §

The warmest months in Guisseny are July, August and September, with daily mean temperatures ranging from 16 to 16 °C (60 - 61 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 9 to 10 °C (49 - 50 °F) throughout the day. On average each year, Guisseny 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 Guisseny, Brittany, France.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 15°C
(59°F)		 13°C
(56°F)		 16°C
(62°F)		 17°C
(62°F)		 18°C
(64°F)		 19°C
(67°F)		 20°C
(68°F)		 21°C
(70°F)		 20°C
(69°F)		 19°C
(67°F)		 16°C
(61°F)		 14°C
(58°F)
Mean maximum 13°C
(56°F)		 13°C
(55°F)		 14°C
(57°F)		 15°C
(59°F)		 16°C
(61°F)		 17°C
(63°F)		 19°C
(67°F)		 19°C
(67°F)		 19°C
(67°F)		 18°C
(64°F)		 15°C
(60°F)		 14°C
(57°F)
Average high 10°C
(51°F)		 10°C
(51°F)		 11°C
(51°F)		 11°C
(53°F)		 13°C
(56°F)		 15°C
(60°F)		 17°C
(62°F)		 17°C
(63°F)		 16°C
(62°F)		 15°C
(59°F)		 13°C
(55°F)		 12°C
(53°F)
Daily mean 10°C
(49°F)		 9°C
(49°F)		 10°C
(50°F)		 10°C
(51°F)		 12°C
(54°F)		 14°C
(58°F)		 16°C
(61°F)		 16°C
(61°F)		 16°C
(60°F)		 14°C
(57°F)		 12°C
(54°F)		 11°C
(52°F)
Average low 8°C
(48°F)		 9°C
(48°F)		 9°C
(48°F)		 10°C
(50°F)		 12°C
(53°F)		 14°C
(57°F)		 15°C
(60°F)		 16°C
(60°F)		 15°C
(59°F)		 13°C
(56°F)		 11°C
(52°F)		 10°C
(50°F)
Mean minimum 5°C
(41°F)		 5°C
(40°F)		 5°C
(42°F)		 6°C
(44°F)		 9°C
(49°F)		 12°C
(54°F)		 14°C
(58°F)		 14°C
(58°F)		 13°C
(55°F)		 11°C
(52°F)		 8°C
(46°F)		 6°C
(43°F)
Minimum 3°C
(38°F)		 1°C
(35°F)		 0°C
(32°F)		 5°C
(42°F)		 9°C
(48°F)		 11°C
(52°F)		 14°C
(57°F)		 13°C
(56°F)		 11°C
(53°F)		 7°C
(45°F)		 7°C
(44°F)		 6°C
(42°F)

Compare climate in Guisseny with other places

Compare temperature, precipitation, sunshine, UV index in Guisseny, Brittany, France with other places around the world.

Monthly average precipitation in Guisseny, Brittany, France §

Guisseny usually has the most precipitation in October, November and December, with an average of 18 rainy days and 126 mm (4.9 inches) of precipitation per month.The driest months in Guisseny are April, July and September. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Guisseny, Brittany, France.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) 99 (3.9) 100 (3.9) 80 (3.1) 38 (1.5) 52 (2.1) 71 (2.8) 41 (1.6) 45 (1.8) 44 (1.7) 120 (4.7) 102 (4.0) 154 (6.1)
Average precipitation days (≥ 1 mm) 16 17 16 8 9 11 8 7 9 15 18 21

Monthly sunshine hours in Guisseny, Brittany, France §

The sunniest months in Guisseny are May, June and July, when the sun shines an average of 13 hours 31 minutes a day.Least sunny months in Guisseny: January, February and December receive an average of 5 hours 35 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Guisseny, Brittany, France.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 131 203 287 357 410 407 426 388 333 267 215 173
Mean daily daylight hours 8h 47m 10h 11m 11h 55m 13h 43m 15h 15m 16h 3m 15h 37m 14h 15m 12h 31m 10h 45m 9h 10m 8h 20m

Solar UV radiation in Guisseny, Brittany, France §

Guisseny experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the 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 Guisseny UV Index data.

Average daily maximum UV levels by month for Guisseny, Brittany, France.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 5 6 8 9 9 8 6 5 2 1