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Monthly climate in Fiesch, Valais, Switzerland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Fiesch features a subarctic climate (Dfc).Temperatures typically range between -10 °C (14 °F) and 10 °C (50 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 25 °C (76 °F).The average annual precipitation amounts to about 2030 mm (79.9 inches) and receives 201 rainy days on the 1 mm (0.04 inches) threshold annually.Fiesch enjoys an average of 3634 hours of sunshine throughout the year, and daylight varies from 8 hours 38 minutes to 15 hours 43 minutes per day.

Monthly average temperatures in Fiesch, Valais, Switzerland §

The warmest months in Fiesch are June, July and August, with daily mean temperatures ranging from 8 to 10 °C (46 - 50 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -10 to -8 °C (14 - 19 °F) throughout the day. On average each year, Fiesch experiences 0 days above 25 °C (77.0 °F) and 220 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Fiesch, Valais, 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 4°C
(39°F)		 6°C
(43°F)		 8°C
(47°F)		 10°C
(50°F)		 15°C
(59°F)		 25°C
(76°F)		 22°C
(73°F)		 20°C
(69°F)		 18°C
(64°F)		 13°C
(55°F)		 9°C
(48°F)		 3°C
(37°F)
Mean maximum -1°C
(31°F)		 3°C
(37°F)		 5°C
(42°F)		 8°C
(46°F)		 13°C
(55°F)		 18°C
(64°F)		 20°C
(68°F)		 19°C
(67°F)		 16°C
(62°F)		 10°C
(51°F)		 4°C
(40°F)		 -0°C
(32°F)
Average high -7°C
(19°F)		 -4°C
(24°F)		 -2°C
(29°F)		 2°C
(35°F)		 6°C
(42°F)		 12°C
(54°F)		 14°C
(58°F)		 14°C
(57°F)		 10°C
(51°F)		 5°C
(41°F)		 -2°C
(28°F)		 -6°C
(21°F)
Daily mean -10°C
(14°F)		 -8°C
(19°F)		 -6°C
(22°F)		 -2°C
(29°F)		 2°C
(36°F)		 8°C
(46°F)		 10°C
(50°F)		 9°C
(49°F)		 6°C
(42°F)		 1°C
(34°F)		 -5°C
(24°F)		 -9°C
(17°F)
Average low -13°C
(9°F)		 -11°C
(13°F)		 -9°C
(16°F)		 -5°C
(23°F)		 -1°C
(30°F)		 4°C
(39°F)		 5°C
(42°F)		 5°C
(42°F)		 2°C
(35°F)		 -3°C
(28°F)		 -7°C
(19°F)		 -11°C
(12°F)
Mean minimum -21°C
(-6°F)		 -19°C
(-2°F)		 -19°C
(-2°F)		 -14°C
(8°F)		 -6°C
(21°F)		 -2°C
(29°F)		 1°C
(34°F)		 -0°C
(32°F)		 -5°C
(23°F)		 -10°C
(15°F)		 -17°C
(2°F)		 -19°C
(-1°F)
Minimum -24°C
(-10°F)		 -25°C
(-13°F)		 -25°C
(-13°F)		 -18°C
(-1°F)		 -11°C
(13°F)		 -4°C
(26°F)		 -1°C
(31°F)		 -1°C
(30°F)		 -10°C
(14°F)		 -13°C
(9°F)		 -21°C
(-6°F)		 -22°C
(-8°F)

Compare climate in Fiesch with other places

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

Monthly average precipitation in Fiesch, Valais, Switzerland §

Fiesch usually has the most precipitation in July, August and October, with an average of 19 rainy days and 225 mm (8.9 inches) of precipitation per month.The driest months in Fiesch are February, April and September. On average, 118 mm (4.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Fiesch, Valais, 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) 155 (6.1) 100 (4.0) 138 (5.4) 118 (4.6) 160 (6.3) 201 (7.9) 223 (8.8) 239 (9.4) 134 (5.3) 213 (8.4) 137 (5.4) 212 (8.3)
Average precipitation days (≥ 1 mm) 12 13 15 13 20 19 23 21 16 14 16 19

Monthly sunshine hours in Fiesch, Valais, Switzerland §

The sunniest months in Fiesch are June, July and August, when the sun shines an average of 12 hours 50 minutes a day.Least sunny months in Fiesch: January, November and December receive an average of 6 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Fiesch, Valais, 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 179 235 307 345 362 388 415 377 318 280 220 203
Mean daily daylight hours 9h 2m 10h 19m 11h 56m 13h 35m 15h 0m 15h 43m 15h 20m 14h 5m 12h 29m 10h 51m 9h 24m 8h 38m

Solar UV radiation in Fiesch, Valais, Switzerland §

Fiesch experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, November 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 Fiesch UV Index data.

Average daily maximum UV levels by month for Fiesch, Valais, 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) 3 4 7 8 10 11 10 9 7 6 3 2