Climate Insights for Evolène

Hérens District, Canton du Valais, Switzerland

Hottest
July
16°C peak
Coldest
January
-14°C low
Wettest
May
139mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Evolène is cold. The average annual temperature is 0°C and approximately 1290mm of precipitation falls per year. Evolène receives a notable amount of rainfall throughout the year, including during its driest month. Evolène is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to -14°C. Evolène experiences heavy snowfall, typically from January through December.

Temperature

-20° -10° 0° 10° 20° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -7° Average: -10° Min: -14° Feb Max: -4° Average: -7° Min: -11° Mar Max: -2° Average: -6° Min: -10° Apr Max: 2° Average: -2° Min: -6° May Max: 6° Average: 2° Min: -2° Jun Max: 13° Average: 8° Min: 4° Jul Max: 16° Average: 11° Min: 6° Aug Max: 15° Average: 10° Min: 6° Sep Max: 11° Average: 6° Min: 2° Oct Max: 6° Average: 2° Min: -2° Nov Max: -2° Average: -5° Min: -9° Dec Max: -6° Average: -9° Min: -12°
Max
Average
Min

Temperatures in Evolène vary considerably across the year, with a 30°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 16°C with a mean of 11°C. The coldest month is January, when overnight lows fall to -14°C and the daily average is -10°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm 125mm 150mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 112mm Snow: 111mm Feb Precipitation: 75mm Snow: 74mm Mar Precipitation: 101mm Snow: 99mm Apr Precipitation: 107mm Snow: 98mm May Precipitation: 139mm Snow: 99mm Jun Precipitation: 114mm Snow: 9mm Jul Precipitation: 89mm Snow: 4mm Aug Precipitation: 98mm Snow: 8mm Sep Precipitation: 97mm Snow: 24mm Oct Precipitation: 118mm Snow: 65mm Nov Precipitation: 122mm Snow: 115mm Dec Precipitation: 118mm Snow: 117mm
Precipitation
Snow

Evolène is a fairly wet location, receiving approximately 1290mm of precipitation annually, which averages out to around 107mm per month. The wettest month is May, averaging 139mm of rainfall. November and December also tend to see above-average precipitation. The driest month is February, with just 75mm. That's 65mm less than May, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Evolène receives heavy snowfall, accumulating around 823cm annually from January through December. The snowiest month is December, with approximately 117cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 5km/h Feb Wind Speed: 5km/h Mar Wind Speed: 5km/h Apr Wind Speed: 5km/h May Wind Speed: 5km/h Jun Wind Speed: 5km/h Jul Wind Speed: 5km/h Aug Wind Speed: 4km/h Sep Wind Speed: 4km/h Oct Wind Speed: 5km/h Nov Wind Speed: 5km/h Dec Wind Speed: 5km/h
Wind Speed

Evolène is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

87 days until Winter

It is currently autumn in Evolène, which began on September 23, 2026. Evolène is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 16°C, while the coldest stretch bottoms out in January near -14°C. Winter is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from -10 to 6°C. Rainfall is heavy, totalling around 347mm across the season with a monthly average of 116mm. Winds are generally light, averaging 5km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 4 to 16°C. Precipitation is moderate at around 301mm for the season, averaging 100mm per month. Winds are generally light, averaging 5km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -9 to 11°C. Rainfall is heavy, totalling around 337mm across the season with a monthly average of 112mm. Expect around 204cm of snow accumulation during this period. Winds are generally light, averaging 5km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -14 to -4°C. Rainfall is heavy, totalling around 305mm across the season with a monthly average of 102mm. Expect around 301cm of snow accumulation during this period. Winds are generally light, averaging 5km/h. Heavy layering and insulated outerwear are essential. Exposed skin should be minimised outdoors.

Monthly Climate Data

The table below shows monthly climate averages for Evolène based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-14 °C
-7 °C
5 km/h
112 mm
111 cm
Feb
-11 °C
-4 °C
5 km/h
75 mm
74 cm
Mar
-10 °C
-2 °C
5 km/h
101 mm
99 cm
Apr
-6 °C
2 °C
5 km/h
107 mm
98 cm
May
-2 °C
6 °C
5 km/h
139 mm
99 cm
Jun
4 °C
13 °C
5 km/h
114 mm
9 cm
Jul
6 °C
16 °C
5 km/h
89 mm
4 cm
Aug
6 °C
15 °C
4 km/h
98 mm
8 cm
Sep Current
2 °C
11 °C
4 km/h
97 mm
24 cm
Oct
-2 °C
6 °C
5 km/h
118 mm
65 cm
Nov
-9 °C
-2 °C
5 km/h
122 mm
115 cm
Dec
-12 °C
-6 °C
5 km/h
118 mm
117 cm
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Metric (°C, km/h)