Climate and monthly weather forecastBiel/Bienne, Switzerland

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Climate and monthly weather forecast

The climate of Biel/Bienne

The best time to visit Biel/Bienne

The worst time to visit Biel/Bienne

Spring weather in Biel/Bienne

Summer weather in Biel/Bienne

Autumn weather in Biel/Bienne

Winter weather in Biel/Bienne

Frequently asked questions

January, with an average high of 3.7°C (38.7°F) and a low of -1.5°C (29.3°F), signifies the coldest month of the year.

January and December, with an average relative humidity of 85%, are most humid months in Biel/Bienne.

Throughout the year, in Biel/Bienne, there are 127.4 rainfall days, and 1188mm (46.77") of precipitation is accumulated.

January through April, November and December are months with snowfall in Biel/Bienne.

January is the month with the most snowfall. Snow falls for 4.1 days and accumulates 148mm (5.83") of snow.

In Biel/Bienne, during the entire year, snow falls for 13.5 days and aggregates up to 517mm (20.35") of snow.

April is the month with the least rainfall. Rain falls for 10.2 days and accumulates 79mm (3.11") of precipitation.

In Biel/Bienne, Switzerland, snow does not fall in May through October.

With an average of 15h and 48min of daylight, June has the longest days of the year in Biel/Bienne, Switzerland.

Temperature records in Biel/Bienne, Switzerland, mark July as the warmest month, with highs averaging 25.6°C (78.1°F) and lows at 14.4°C (57.9°F).

With an average relative humidity of 67%, July is the least humid month.

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.

The month with the most rainfall in Biel/Bienne is December, when the rain falls for 11.5 days and typically aggregates up to 117mm (4.61") of precipitation.

The month with the shortest days in Biel/Bienne is December, with an average of 8h and 36min of daylight.

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Average temperature
Biel/Bienne, Switzerland

Average high temperature in January:
3.7°C
Average high temperature in February:
5.6°C
Average high temperature in March:
10.7°C
Average high temperature in April:
14.9°C
Average high temperature in May:
19.6°C
Average high temperature in June:
22.9°C

Average high temperature in July:
25.6°C
Average high temperature in August:
25°C
Average high temperature in September:
20.5°C
Average high temperature in October:
14.7°C
Average high temperature in November:
8°C
Average high temperature in December:
4.7°C

The warmest month (with the highest average high temperature) is July (25.6°C).
The month with the lowest average high temperature is January (3.7°C).

Average low temperature in January:
-1.5°C
Average low temperature in February:
-1.4°C
Average low temperature in March:
1.6°C
Average low temperature in April:
4.7°C
Average low temperature in May:
9.1°C
Average low temperature in June:
12.4°C

Average low temperature in July:
14.4°C
Average low temperature in August:
14°C
Average low temperature in September:
10.6°C
Average low temperature in October:
7.1°C
Average low temperature in November:
2.2°C
Average low temperature in December:
-0.4°C

The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is January (-1.5°C).

Average humidity
Biel/Bienne, Switzerland

The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is July (67%).

Average rainfall
Biel/Bienne, Switzerland

The wettest month (with the highest rainfall) is December (117mm).
The driest month (with the least rainfall) is April (79mm).

Average rainfall days
Biel/Bienne, Switzerland

Average rainfall days in January:
10.7 days
Average rainfall days in February:
10 days
Average rainfall days in March:
10.7 days
Average rainfall days in April:
10.2 days
Average rainfall days in May:
12.2 days
Average rainfall days in June:
10.8 days

Average rainfall days in July:
10.6 days
Average rainfall days in August:
10.6 days
Average rainfall days in September:
8.8 days
Average rainfall days in October:
10.8 days
Average rainfall days in November:
10.5 days
Average rainfall days in December:
11.5 days

The month with the highest number of rainy days is May (12.2 days).
The month with the least rainy days is September (8.8 days).

Average snowfall
Biel/Bienne, Switzerland

The month with the highest snowfall is January (148mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days
Biel/Bienne, Switzerland

Average snowfall days in January:
4.1 days
Average snowfall days in February:
3.4 days
Average snowfall days in March:
1.8 days
Average snowfall days in April:
0.3 days
Average snowfall days in May:
0 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 days
Average snowfall days in October:
0 days
Average snowfall days in November:
1 days
Average snowfall days in December:
2.9 days

The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight
Biel/Bienne, Switzerland

Average daylight in January:
9h and 0min
Average daylight in February:
10h and 18min
Average daylight in March:
11h and 54min
Average daylight in April:
13h and 36min
Average daylight in May:
15h and 6min
Average daylight in June:
15h and 48min

Average daylight in July:
15h and 30min
Average daylight in August:
14h and 12min
Average daylight in September:
12h and 36min
Average daylight in October:
10h and 54min
Average daylight in November:
9h and 24min
Average daylight in December:
8h and 36min

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).