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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
Climate and monthly weather forecast
Weather in January
January, like December, in Onnens, Switzerland, is another cold winter month, with an average temperature varying between 2.5°C (36.5°F) and -3.8°C (25.2°F). The lowest temperatures are recorded in January, with averages reaching a high of 2.5°C (36.5°F) and a low of -3.8°C (25.2°F). Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Onnens, Switzerland, with temperature in the range of an average low of -3.6°C (25.5°F) and an average high of 3°C (37.4°F). During February, Onnens observes a subtle ascent to a still wintry 3°C (37.4°F) from January's 2.5°C (36.5°F) in the average high-temperature. Weather in February »
Weather in March
March, the first month of the spring in Onnens, is a frosty month, with an average temperature varying between -0.5°C (31.1°F) and 7.7°C (45.9°F). As March begins, there's a slight increase in the average high-temperature, moving from a cold 3°C (37.4°F) in February to a chilly 7.7°C (45.9°F). Weather in March »
Weather in April
April in Onnens, Switzerland, is a moderate spring month, with temperature in the range of an average low of 3°C (37.4°F) and an average high of 13°C (55.4°F). April's onset is marked by a temperature increase, moving from a chilly 7.7°C (45.9°F) in March to a refreshing 13°C (55.4°F). Weather in April »
Weather in May
The last month of the spring, May, is another refreshing month in Onnens, Switzerland, with an average temperature fluctuating between 5.5°C (41.9°F) and 15.7°C (60.3°F). In May, Onnens experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 13°C (55.4°F) in April to a still mild 15.7°C (60.3°F). Weather in May »
Weather in June
The first month of the summer, June, is an enjoyable month in Onnens, Switzerland, with an average temperature fluctuating between 19.8°C (67.6°F) and 9.4°C (48.9°F). As Onnens enters June, the average high-temperature marginally increases from the a moderate 15.7°C (60.3°F) of May to an enjoyable 19.8°C (67.6°F). Weather in June »
Weather in July
July is an agreeable summer month in Onnens, Switzerland, with an average temperature fluctuating between 11.3°C (52.3°F) and 22.1°C (71.8°F). The warmest months are July and August, with an average high-temperature of 22.1°C (71.8°F). Weather in July »
Weather in August
The last month of the summer, August, is another pleasant month in Onnens, Switzerland, with an average temperature varying between 11.2°C (52.2°F) and 22.1°C (71.8°F). Onnens sees the highest average temperatures during the months of July and August, peaking at 22.1°C (71.8°F). Weather in August »
Weather in September
September, the first month of the autumn in Onnens, is still a refreshing month, with an average temperature fluctuating between 17.8°C (64°F) and 7.7°C (45.9°F). In Onnens, entering September brings a subtle temperature decrement, reducing from August's pleasant 22.1°C (71.8°F) to a comfortable 17.8°C (64°F). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Onnens, Switzerland, with an average temperature fluctuating between 13.5°C (56.3°F) and 4.7°C (40.5°F). October's arrival aligns with a minor decrease in average high-temperatures, from September's refreshing 17.8°C (64°F) to a moderate 13.5°C (56.3°F). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Onnens, Switzerland, with an average temperature ranging between max 8.2°C (46.8°F) and min 1°C (33.8°F). In November, the average high-temperature goes from a mild 13.5°C (56.3°F) in October to a chilly 8.2°C (46.8°F). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Onnens, Switzerland, with temperature in the range of an average high of 4°C (39.2°F) and an average low of -1.7°C (28.9°F). December ushers in a minute temperature change, with average high-temperatures reducing from November's chilly 8.2°C (46.8°F) to an icy 4°C (39.2°F). Weather in December »
Updated: Feb 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Onnens?
January is the month that records the lowest temperatures in Onnens, Switzerland, with averages ranging from a high of 2.5°C (36.5°F) to a low of -3.8°C (25.2°F).
What is the most humid month in Onnens?
January is the most humid month, with an average relative humidity of 87%.
How much does it rain in Onnens?
In Onnens, during the entire year, the rain falls for 104.2 days and collects up to 215mm (8.46") of precipitation.
When does it snow in Onnens?
Months with snowfall in Onnens, Switzerland, are January through May, October through December.
What is the snowiest month in Onnens?
The month with the most snowfall in Onnens is January, when snow falls for 4.6 days and typically aggregates up to 25mm (0.98") of snow.
How much does it snow in Onnens?
Throughout the year, in Onnens, Switzerland, there are 18.1 snowfall days, and 90mm (3.54") of snow is accumulated.
When is the lowest UV index in Onnens?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the least humid month in Onnens?
The months with the lowest humidity in Onnens, Switzerland, are April and July, with an average relative humidity of 79%.
What is the rainiest month in Onnens?
June is the month with the most rainfall in Onnens. Rain falls for 11.4 days and accumulates 26mm (1.02") of precipitation.
When it does not snow in Onnens?
In Onnens, Switzerland, snow does not fall in June through September.
When are the longest days in Onnens?
The month with the longest days is June, with an average of 15h and 48min of daylight.
When is the highest UV index in Onnens?
The months with the highest UV index are June and July, with an average maximum UV index of 5.
What time of the year is the hottest in Onnens?
July and August are the warmest months in Onnens, with an average high-temperature of 22.1°C (71.8°F).
What are the months with the most sunshine in Onnens?
July and August, with an average of 10.3h of sunshine, are months with the most sunshine in Onnens, Switzerland.
What is the driest month in Onnens?
September is the month with the least rainfall in Onnens. Rain falls for 7.1 days and accumulates 8mm (0.31") of precipitation.
When is Daylight Saving Time (DST) in Onnens?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Onnens, Switzerland, 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 month with the shortest days in Onnens?
The month with the shortest days is December, with an average of 8h and 36min of daylight.
What is the month with the least sunshine in Onnens?
The month with the least sunshine in Onnens, Switzerland, is December, with an average of 5.1h of sunshine.
Average temperature
Onnens, Switzerland
The warmest months (with the highest average high temperature) are July and August (22.1°C).
The month with the lowest average high temperature is January (2.5°C).
The month with the highest average low temperature is July (11.3°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure
Onnens, Switzerland
- Average pressure in January:
1019.5mbar - Average pressure in February:
1017.7mbar - Average pressure in March:
1017.1mbar - Average pressure in April:
1015.5mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1016.6mbar
- Average pressure in July:
1017.1mbar - Average pressure in August:
1017.8mbar - Average pressure in September:
1018.6mbar - Average pressure in October:
1018.5mbar - Average pressure in November:
1015.9mbar - Average pressure in December:
1021.1mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed
Onnens, Switzerland
- Average wind speed in January:
10.5km/h - Average wind speed in February:
11km/h - Average wind speed in March:
10.7km/h - Average wind speed in April:
8.8km/h - Average wind speed in May:
8.9km/h - Average wind speed in June:
8km/h
- Average wind speed in July:
7.2km/h - Average wind speed in August:
6.6km/h - Average wind speed in September:
7.7km/h - Average wind speed in October:
7.8km/h - Average wind speed in November:
9.2km/h - Average wind speed in December:
10.7km/h
The windiest month (with the highest average wind speed) is February (11km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).
Average humidity
Onnens, Switzerland
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and July (79%).
Average rainfall
Onnens, Switzerland
The wettest month (with the highest rainfall) is June (26mm).
The driest month (with the least rainfall) is September (8mm).
Average rainfall days
Onnens, Switzerland
- Average rainfall days in January:
8.1 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
9.7 days - Average rainfall days in May:
12.5 days - Average rainfall days in June:
11.4 days
- Average rainfall days in July:
10 days - Average rainfall days in August:
9.3 days - Average rainfall days in September:
7.1 days - Average rainfall days in October:
6.3 days - Average rainfall days in November:
6.9 days - Average rainfall days in December:
6.9 days
The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (6.2 days).
Average snowfall
Onnens, Switzerland
The month with the highest snowfall is January (25mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Onnens, Switzerland
- Average snowfall days in January:
4.6 days - Average snowfall days in February:
4.5 days - Average snowfall days in March:
3 days - Average snowfall days in April:
0.7 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.1 days - Average snowfall days in October:
0.3 days - Average snowfall days in November:
1.6 days - Average snowfall days in December:
3.2 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Onnens, Switzerland
- Average daylight in January:
9h and 0min - 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 1min - Average daylight in June:
15h and 5min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 2min - Average daylight in December:
8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 3min - Average sunshine in March:
7h and 0min - Average sunshine in April:
9h and 1min - Average sunshine in May:
9h and 1min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days
Onnens, Switzerland
- Average sunshine days in January:
20.5 days - Average sunshine days in February:
20 days - Average sunshine days in March:
19.7 days - Average sunshine days in April:
18.1 days - Average sunshine days in May:
15.8 days - Average sunshine days in June:
16.5 days
- Average sunshine days in July:
19.2 days - Average sunshine days in August:
19.2 days - Average sunshine days in September:
20.2 days - Average sunshine days in October:
23.5 days - Average sunshine days in November:
21.2 days - Average sunshine days in December:
20.7 days
The month with the most sunshine days is October (23.5 days).
The month with the least sunshine days is May (15.8 days).
Average UV index
Onnens, Switzerland
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Onnens, Switzerland
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
Onnens, Switzerland
The months with the highest visibility are March, April, November and December (9km).
The months with the lowest visibility are January, February, May, June, July, August, September and October (8km).
