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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is a freezing cold winter month in Sierre, Switzerland, with an average temperature varying between -2.6°C (27.3°F) and -11.2°C (11.8°F). In Sierre, the lowest temperatures are generally noted in January, averaging a high of -2.6°C (27.3°F) and a low of -11.2°C (11.8°F). Weather in January »
Weather in February
February, the last month of the winter in Sierre, is another freezing cold month, with an average temperature fluctuating between -11.3°C (11.7°F) and -2.3°C (27.9°F). As February unfolds, the average high-temperature reaches a still freezing cold -2.3°C (27.9°F), hinting at a slight fluctuation from the previous month. Weather in February »
Weather in March
March, the first month of the spring in Sierre, is a wintry month, with an average temperature varying between 0.7°C (33.3°F) and -8°C (17.6°F). The onset of March marks a slight increase in the average high-temperature, moving from a subzero cold -2.3°C (27.9°F) in February to an icy 0.7°C (33.3°F). Weather in March »
Weather in April
April, like March, in Sierre, Switzerland, is an icy spring month, with an average temperature varying between 4.8°C (40.6°F) and -3.3°C (26.1°F). A slight uplift of average high-temperatures is noted in April, with temperatures adjusting from a cold 0.7°C (33.3°F) in March to a still icy 4.8°C (40.6°F). Weather in April »
Weather in May
The last month of the spring, May, is a frosty month in Sierre, Switzerland, with an average temperature varying between 0.2°C (32.4°F) and 8.8°C (47.8°F). With the onset of May, Sierre observes a minor temperature ascent, with the average high-temperature adjusting from April's wintry 4.8°C (40.6°F) to a chilly 8.8°C (47.8°F). Weather in May »
Weather in June
June, the first month of the summer in Sierre, is a moderate month, with an average temperature ranging between min 4.3°C (39.7°F) and max 13.9°C (57°F). Sierre sees a rise in temperature during June, with average high-temperatures transitioning from a frosty 8.8°C (47.8°F) in May to a moderate 13.9°C (57°F). Weather in June »
Weather in July
July is a refreshing summer month in Sierre, Switzerland, with an average temperature fluctuating between 6.3°C (43.3°F) and 16.5°C (61.7°F). July is the warmest month, with the temperature often reaching an average high of 16.5°C (61.7°F) and an average low of 6.3°C (43.3°F). Weather in July »
Weather in August
August, the last month of the summer in Sierre, is another comfortable month, with temperature in the range of an average high of 16.4°C (61.5°F) and an average low of 6.4°C (43.5°F). August experiences an average high-temperature of a still refreshing 16.4°C (61.5°F), barely different from July's 16.5°C (61.7°F). Weather in August »
Weather in September
The first month of the autumn, September, is still a cool month in Sierre, Switzerland, with an average temperature fluctuating between 12.3°C (54.1°F) and 3.3°C (37.9°F). The start of September signals a gentle decrease in the average high-temperature, transitioning from an enjoyable 16.4°C (61.5°F) in August to a cool 12.3°C (54.1°F). Weather in September »
Weather in October
October, like September, is a frosty autumn month in Sierre, Switzerland, with an average temperature varying between -0.1°C (31.8°F) and 8°C (46.4°F). The shift from September to October includes a small decrease in the average high-temperature, from a fresh 12.3°C (54.1°F) to a chilly 8°C (46.4°F). Weather in October »
Weather in November
The last month of the autumn, November, is also an icy month in Sierre, Switzerland, with an average temperature fluctuating between 2.4°C (36.3°F) and -4.5°C (23.9°F). Setting in of November comes with a decrease in the average high-temperature, moving from a chilly 8°C (46.4°F) in October to a wintry 2.4°C (36.3°F). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Sierre, Switzerland, with temperature in the range of an average low of -9.4°C (15.1°F) and an average high of -1.4°C (29.5°F). The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from an icy 2.4°C (36.3°F) in November to a freezing cold -1.4°C (29.5°F). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Sierre?
With average high and low temperatures of -2.6°C (27.3°F) and -11.2°C (11.8°F) respectively, January is Sierre's coldest month.
How much does it rain in Sierre?
In Sierre, Switzerland, during the entire year, the rain falls for 159.9 days and collects up to 1035mm (40.75") of precipitation.
When does it snow in Sierre?
January through December are months with snowfall in Sierre.
How much does it snow in Sierre?
In Sierre, Switzerland, during the entire year, snow falls for 129 days and aggregates up to 4010mm (157.87") of snow.
What are the months with the lowest UV index in Sierre?
The months with the lowest UV index in Sierre are January, March, April and November, with an average maximum UV index of 1.
What is the month with the least sunshine in Sierre?
February has the least sunshine of the year in Sierre, with an average of 4.5h of sunshine.
What is the most humid month in Sierre?
March is the most humid month in Sierre, Switzerland, with an average relative humidity of 91%.
What is the wettest month in Sierre?
May is the month with the most rainfall in Sierre, Switzerland. Rain falls for 20.3 days and accumulates 126mm (4.96") of precipitation.
When are the longest days in Sierre?
With an average of 15h and 42min of daylight, June has the longest days of the year.
When is the highest UV index in Sierre?
June and July, with an average maximum UV index of 4, are months with the highest UV index in Sierre.
What time of the year is the hottest in Sierre?
With average high temperatures of 16.5°C (61.7°F) and lows of 6.3°C (43.3°F), July is the warmest month.
What are the least humid months in Sierre?
The months with the lowest humidity in Sierre are July and August, with an average relative humidity of 79%.
When it does not snow in Sierre?
The month with the least snowfall is July, when snow falls for 0.5 days and typically aggregates up to 5mm (0.2") of snow.
What is the month with the most sunshine in Sierre?
The months with the most sunshine in Sierre, Switzerland, are July and August, with an average of 9.7h of sunshine.
What is the driest month in Sierre?
September and October are months with the least rain when the rain falls for 16.5 days and typically aggregates up to 54mm (2.13") of rain.
When is Daylight Saving Time (DST) in Sierre?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the snowiest month in Sierre?
The month with the most snowfall in Sierre is December, when snow falls for 18.4 days and typically aggregates up to 887mm (34.92") of snow.
What is the month with the shortest days in Sierre?
The month with the shortest days in Sierre is December, with an average of 8h and 42min of daylight.
Average temperature
Sierre, Switzerland
The warmest month (with the highest average high temperature) is July (16.5°C).
The month with the lowest average high temperature is January (-2.6°C).
The month with the highest average low temperature is August (6.4°C).
The coldest month (with the lowest average low temperature) is February (-11.3°C).
Average pressure
Sierre, Switzerland
- Average pressure in January:
1019.3mbar - Average pressure in February:
1017.4mbar - Average pressure in March:
1016.8mbar - Average pressure in April:
1015.2mbar - Average pressure in May:
1015.8mbar - Average pressure in June:
1016.2mbar
- Average pressure in July:
1016.8mbar - Average pressure in August:
1017.6mbar - Average pressure in September:
1018.3mbar - Average pressure in October:
1018.4mbar - Average pressure in November:
1015.9mbar - Average pressure in December:
1021mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed
Sierre, Switzerland
- Average wind speed in January:
8km/h - Average wind speed in February:
8km/h - Average wind speed in March:
8.1km/h - Average wind speed in April:
7.3km/h - Average wind speed in May:
7.2km/h - Average wind speed in June:
6.9km/h
- Average wind speed in July:
6.6km/h - Average wind speed in August:
6.2km/h - Average wind speed in September:
6.5km/h - Average wind speed in October:
7.4km/h - Average wind speed in November:
8.1km/h - Average wind speed in December:
8.4km/h
The windiest month (with the highest average wind speed) is December (8.4km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity
Sierre, Switzerland
The month with the highest relative humidity is March (91%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall
Sierre, Switzerland
- Average rainfall in January:
93mm - Average rainfall in February:
75mm - Average rainfall in March:
85mm - Average rainfall in April:
57mm - Average rainfall in May:
126mm - Average rainfall in June:
109mm
The wettest month (with the highest rainfall) is May (126mm).
The driest months (with the least rainfall) are September and October (54mm).
Average rainfall days
Sierre, Switzerland
- Average rainfall days in January:
5.8 days - Average rainfall days in February:
5.3 days - Average rainfall days in March:
8.8 days - Average rainfall days in April:
15.1 days - Average rainfall days in May:
20.3 days - Average rainfall days in June:
22.2 days
- Average rainfall days in July:
22.8 days - Average rainfall days in August:
20.5 days - Average rainfall days in September:
16.5 days - Average rainfall days in October:
10.7 days - Average rainfall days in November:
6 days - Average rainfall days in December:
5.9 days
The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is February (5.3 days).
Average snowfall
Sierre, Switzerland
- Average snowfall in January:
727mm - Average snowfall in February:
619mm - Average snowfall in March:
657mm - Average snowfall in April:
244mm - Average snowfall in May:
306mm - Average snowfall in June:
22mm
The month with the highest snowfall is December (887mm).
The month with the least snowfall is July (5mm).
Average snowfall days
Sierre, Switzerland
- Average snowfall days in January:
20.3 days - Average snowfall days in February:
19.8 days - Average snowfall days in March:
21.1 days - Average snowfall days in April:
15 days - Average snowfall days in May:
9.3 days - Average snowfall days in June:
1.8 days
- Average snowfall days in July:
0.5 days - Average snowfall days in August:
0.4 days - Average snowfall days in September:
2.1 days - Average snowfall days in October:
6 days - Average snowfall days in November:
14.3 days - Average snowfall days in December:
18.4 days
The month with the highest number of snowfall days is March (21.1 days).
The month with the least snowfall days is August (0.4 days).
Average daylight / Average sunshine
Sierre, Switzerland
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 0min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January:
4h and 4min - Average sunshine in February:
4h and 3min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 0min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 1min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days
Sierre, Switzerland
- Average sunshine days in January:
10.5 days - Average sunshine days in February:
8.4 days - Average sunshine days in March:
7.6 days - Average sunshine days in April:
5.8 days - Average sunshine days in May:
4.2 days - Average sunshine days in June:
4.7 days
- Average sunshine days in July:
4.8 days - Average sunshine days in August:
7.1 days - Average sunshine days in September:
9.7 days - Average sunshine days in October:
15.4 days - Average sunshine days in November:
12.5 days - Average sunshine days in December:
12.2 days
The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is May (4.2 days).
Average UV index
Sierre, Switzerland
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, March, April and November (UV index 1).
Average cloud cover
Sierre, Switzerland
The month with the most cloud cover is March (Cloud cover 56).
The month with the least cloud cover is October (Cloud cover 38).
Average visibility
Sierre, Switzerland
The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).
Sierre, Switzerland
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