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Monthly climate in Gersau, Schwyz, Switzerland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Gersau features a oceanic climate (Cfb).Temperatures typically range between -1 °C (30 °F) and 17 °C (63 °F) through the year, but rarely can drop to -19 °C (-1 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 1810 mm (71.3 inches) and receives 188 rainy days on the 1 mm (0.04 inches) threshold annually.Gersau enjoys an average of 3605 hours of sunshine throughout the year, and daylight varies from 8 hours 33 minutes to 15 hours 48 minutes per day.

Monthly average temperatures in Gersau, Schwyz, Switzerland §

The warmest months in Gersau are June, July and August, with daily mean temperatures ranging from 16 to 17 °C (60 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (30 - 34 °F) throughout the day. On average each year, Gersau experiences 14 days above 25 °C (77.0 °F) and 102 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Gersau, Schwyz, Switzerland.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 11°C
(52°F)		 14°C
(58°F)		 18°C
(64°F)		 22°C
(71°F)		 27°C
(80°F)		 31°C
(88°F)		 31°C
(87°F)		 29°C
(84°F)		 25°C
(77°F)		 20°C
(68°F)		 19°C
(66°F)		 11°C
(52°F)
Mean maximum 7°C
(45°F)		 11°C
(53°F)		 15°C
(59°F)		 19°C
(67°F)		 23°C
(73°F)		 26°C
(78°F)		 27°C
(82°F)		 28°C
(83°F)		 23°C
(74°F)		 19°C
(66°F)		 14°C
(58°F)		 10°C
(49°F)
Average high 1°C
(35°F)		 5°C
(41°F)		 8°C
(46°F)		 12°C
(54°F)		 15°C
(59°F)		 20°C
(69°F)		 21°C
(71°F)		 21°C
(70°F)		 17°C
(64°F)		 13°C
(55°F)		 6°C
(44°F)		 3°C
(37°F)
Daily mean -1°C
(30°F)		 1°C
(34°F)		 3°C
(38°F)		 7°C
(45°F)		 10°C
(51°F)		 16°C
(60°F)		 17°C
(63°F)		 17°C
(63°F)		 13°C
(56°F)		 9°C
(49°F)		 4°C
(39°F)		 1°C
(33°F)
Average low -4°C
(26°F)		 -2°C
(28°F)		 -1°C
(31°F)		 2°C
(35°F)		 6°C
(43°F)		 11°C
(52°F)		 13°C
(55°F)		 13°C
(56°F)		 10°C
(50°F)		 6°C
(43°F)		 1°C
(35°F)		 -2°C
(29°F)
Mean minimum -9°C
(16°F)		 -10°C
(14°F)		 -8°C
(19°F)		 -5°C
(22°F)		 -0°C
(32°F)		 5°C
(42°F)		 8°C
(48°F)		 8°C
(46°F)		 4°C
(39°F)		 1°C
(35°F)		 -5°C
(24°F)		 -8°C
(17°F)
Minimum -15°C
(5°F)		 -19°C
(-1°F)		 -15°C
(6°F)		 -7°C
(19°F)		 -7°C
(19°F)		 4°C
(39°F)		 7°C
(45°F)		 7°C
(45°F)		 1°C
(34°F)		 1°C
(34°F)		 -7°C
(19°F)		 -11°C
(12°F)

Compare climate in Gersau with other places

Compare temperature, precipitation, sunshine, UV index in Gersau, Schwyz, Switzerland with other places around the world.

Monthly average precipitation in Gersau, Schwyz, Switzerland §

Gersau usually has the most precipitation in June, July and August, with an average of 18 rainy days and 194 mm (7.6 inches) of precipitation per month.The driest months in Gersau are February, April and November. On average, 104 mm (4.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Gersau, Schwyz, Switzerland.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) 144 (5.7) 106 (4.2) 127 (5.0) 104 (4.1) 163 (6.4) 189 (7.4) 190 (7.5) 203 (8.0) 146 (5.8) 165 (6.5) 102 (4.0) 171 (6.7)
Average precipitation days (≥ 1 mm) 13 12 17 12 19 18 18 18 15 14 14 18

Monthly sunshine hours in Gersau, Schwyz, Switzerland §

The sunniest months in Gersau are June, July and August, when the sun shines an average of 12 hours 51 minutes a day.Least sunny months in Gersau: January, November and December receive an average of 6 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Gersau, Schwyz, Switzerland.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 164 227 299 357 369 384 414 383 320 278 218 184
Mean daily daylight hours 8h 58m 10h 17m 11h 56m 13h 37m 15h 4m 15h 48m 15h 25m 14h 7m 12h 30m 10h 49m 9h 20m 8h 33m

Solar UV radiation in Gersau, Schwyz, Switzerland §

Gersau 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, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Gersau UV Index data.

Average daily maximum UV levels by month for Gersau, Schwyz, Switzerland.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 4 3 2