Grono, Switzerland - Detailed climate information and monthly weather forecast

The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is January (6.7°C).

The average low temperature in January:
0.2°C
The average low temperature in February:
1.1°C
The average low temperature in March:
4.5°C
The average low temperature in April:
7.6°C
The average low temperature in May:
11.4°C
The average low temperature in June:
14.6°C

The average low temperature in July:
16.7°C
The average low temperature in August:
16.4°C
The average low temperature in September:
13.2°C
The average low temperature in October:
9.2°C
The average low temperature in November:
4.4°C
The average low temperature in December:
1.1°C

The month with the highest average low temperature is July (16.7°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).

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The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is March (57%).

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The average rainfall in July:
158mm
The average rainfall in August:
168mm
The average rainfall in September:
171mm
The average rainfall in October:
129mm
The average rainfall in November:
127mm
The average rainfall in December:
77mm

The wettest month (with the highest rainfall) is May (172mm).
The driest month (with the lowest rainfall) is February (46mm).

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The average rainfall days in January:
5.4 days
The average rainfall days in February:
4.7 days
The average rainfall days in March:
6 days
The average rainfall days in April:
9.4 days
The average rainfall days in May:
13.2 days
The average rainfall days in June:
10.9 days

The average rainfall days in July:
9.8 days
The average rainfall days in August:
10.5 days
The average rainfall days in September:
8.4 days
The average rainfall days in October:
8.6 days
The average rainfall days in November:
7.8 days
The average rainfall days in December:
6.4 days

The month with the highest number of rainy days is May (13.2 days).
The month with the lowest number of rainy days is February (4.7 days).

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The month with the highest snowfall is January (245mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

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The average snowfall days in January:
2.3 days
The average snowfall days in February:
2 days
The average snowfall days in March:
0.8 days
The average snowfall days in April:
0.2 days
The average snowfall days in May:
0 days
The average snowfall days in June:
0 days

The average snowfall days in July:
0 days
The average snowfall days in August:
0 days
The average snowfall days in September:
0 days
The average snowfall days in October:
0.1 days
The average snowfall days in November:
0.7 days
The average snowfall days in December:
2.2 days

The month with the highest number of snowfall days is January (2.3 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Climate J F M A M J J A S O N D Year

°Celsius °Fahrenheit