Climate and monthly weather forecastAristau, Switzerland
Climate and monthly weather forecast
Weather in January
January, like December, in Aristau, Switzerland, is a wintry winter month, with temperature in the range of an average low of -3.1°C (26.4°F) and an average high of 3.3°C (37.9°F). Aristau's January weather, marked by an average high temperature of 3.3°C (37.9°F) and an average low temperature of -3.1°C (26.4°F), is the coldest in the year. Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Aristau, Switzerland, with an average temperature varying between 4.4°C (39.9°F) and -2.8°C (27°F). The transition into February notes an average high-temperature of a still cold 4.4°C (39.9°F), revealing a mild distinction from the 3.3°C (37.9°F) in January. Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Aristau, Switzerland, with an average temperature ranging between min 0.3°C (32.5°F) and max 9.6°C (49.3°F). In Aristau, the average high-temperature in March rises, from an icy 4.4°C (39.9°F) in February, to a chilly 9.6°C (49.3°F). Weather in March »Weather in April
April is a refreshing spring month in Aristau, Switzerland, with temperature in the range of an average high of 15.3°C (59.5°F) and an average low of 3.8°C (38.8°F). April's arrival brings a temperature shift, moving from a frosty 9.6°C (49.3°F) in March to a mild 15.3°C (59.5°F). Weather in April »Weather in May
May, the last month of the spring in Aristau, is a refreshing month, with an average temperature fluctuating between 18.4°C (65.1°F) and 6.3°C (43.3°F). May's arrival brings a modest temperature shift, moving from a moderate 15.3°C (59.5°F) in April to a comfortable 18.4°C (65.1°F). Weather in May »Weather in June
The first month of the summer, June, is an agreeable month in Aristau, Switzerland, with an average temperature fluctuating between 10.1°C (50.2°F) and 22.7°C (72.9°F). June sees a marginal temperature increase, moving from a refreshing 18.4°C (65.1°F) in May to a pleasant 22.7°C (72.9°F). Weather in June »Weather in July
July is a moderately hot summer month in Aristau, Switzerland, with temperature in the range of an average low of 12.1°C (53.8°F) and an average high of 24.4°C (75.9°F). The warmest months are July and August, with an average high-temperature of 24.4°C (75.9°F). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Aristau, Switzerland, with temperature in the range of an average high of 24.4°C (75.9°F) and an average low of 12.3°C (54.1°F). Aristau's peak temperatures tend to occur in July and August, with an average high-temperature of 24.4°C (75.9°F). Weather in August »Weather in September
The first month of the autumn, September, is still a refreshing month in Aristau, Switzerland, with an average temperature ranging between min 8.4°C (47.1°F) and max 19.9°C (67.8°F). The transition into September subtly indicates a reduction in the average high-temperature, down to an enjoyable 19.9°C (67.8°F) from August's moderately hot 24.4°C (75.9°F). Weather in September »Weather in October
October, like September, is another mild autumn month in Aristau, Switzerland, with temperature in the range of an average high of 14.6°C (58.3°F) and an average low of 4.8°C (40.6°F). The onset of October is marked by a decrease in temperature, transitioning from an enjoyable 19.9°C (67.8°F) in September to a moderate 14.6°C (58.3°F). Weather in October »Weather in November
The last month of the autumn, November, is another chilly month in Aristau, Switzerland, with an average temperature varying between 1.3°C (34.3°F) and 8.5°C (47.3°F). Aristau in November demonstrates a small temperature transition, adjusting from an average high of a mild 14.6°C (58.3°F) in October to a frosty 8.5°C (47.3°F). Weather in November »Weather in December
December, the first month of the winter in Aristau, is also a wintry month, with an average temperature fluctuating between 4.2°C (39.6°F) and -1.6°C (29.1°F). December's onset brings a negligible change in high-temperatures, falling from a chilly 8.5°C (47.3°F) in November to a cold 4.2°C (39.6°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
Temperature records in Aristau, Switzerland, mark January as the coldest month, with highs averaging 3.3°C (37.9°F) and lows at -3.1°C (26.4°F).
January is the most humid month in Aristau, with an average relative humidity of 88%.
In Aristau, during the entire year, the rain falls for 157.5 days and collects up to 712mm (28.03") of precipitation.
Months with snowfall in Aristau, Switzerland, are January through May, October through December.
In Aristau, Switzerland, during the entire year, snow falls for 52.6 days and aggregates up to 964mm (37.95") of snow.
With an average of 4.7h of sunshine, January has the least sunshine of the year in Aristau, Switzerland.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Aristau.
April and July, with an average relative humidity of 76%, are the least humid months.
The months with the least rainfall in Aristau, Switzerland, are April and September Rain falls for 13.4 days and accumulates 38mm (1.5") of rain.
June through September are months without snowfall in Aristau.
The month with the longest days in Aristau is June, with an average of 15h and 54min of daylight.
June and July, with an average maximum UV index of 5, are months with the highest UV index in Aristau, Switzerland.
The temperature hits its peak in July and August, recording an average high-temperature of 24.4°C (75.9°F).
August is the month with the most rainfall. Rain falls for 15.6 days and accumulates 82mm (3.23") of precipitation.
August has the most sunshine of the year, with an average of 10.3h of sunshine.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Aristau, 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 snowfall is December, when snow falls for 11.5 days and typically aggregates up to 232mm (9.13") of snow.
December has the shortest days of the year, with an average of 8h and 36min of daylight.
Average temperature
Aristau, Switzerland
The warmest months (with the highest average high temperature) are July and August (24.4°C).
The month with the lowest average high temperature is January (3.3°C).
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure
Aristau, Switzerland
- Average pressure in January:
1019.4mbar - Average pressure in February:
1017.7mbar - Average pressure in March:
1017.2mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.3mbar - Average pressure in June:
1016.6mbar
- Average pressure in July:
1017.1mbar - Average pressure in August:
1017.7mbar - Average pressure in September:
1018.7mbar - Average pressure in October:
1018.6mbar - Average pressure in November:
1015.8mbar - Average pressure in December:
1020.8mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed
Aristau, Switzerland
- Average wind speed in January:
7.5km/h - Average wind speed in February:
8.1km/h - Average wind speed in March:
8.7km/h - Average wind speed in April:
7.4km/h - Average wind speed in May:
7.6km/h - Average wind speed in June:
7km/h
- Average wind speed in July:
6.8km/h - Average wind speed in August:
6km/h - Average wind speed in September:
6.3km/h - Average wind speed in October:
6.3km/h - Average wind speed in November:
6.7km/h - Average wind speed in December:
7.6km/h
The windiest month (with the highest average wind speed) is March (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).
Average humidity
Aristau, Switzerland
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall
Aristau, Switzerland
The wettest month (with the highest rainfall) is August (82mm).
The driest months (with the least rainfall) are April and September (38mm).
Average rainfall days
Aristau, Switzerland
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
7.8 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
13.4 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
16.7 days - Average rainfall days in August:
15.6 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.3 days - Average rainfall days in November:
10.3 days - Average rainfall days in December:
12 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.8 days).
Average snowfall
Aristau, Switzerland
- Average snowfall in January:
217mm - Average snowfall in February:
200mm - Average snowfall in March:
118mm - Average snowfall in April:
48mm - Average snowfall in May:
12mm - Average snowfall in June:
0mm
The month with the highest snowfall is December (232mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Aristau, Switzerland
- Average snowfall days in January:
12.8 days - Average snowfall days in February:
11.4 days - Average snowfall days in March:
7.7 days - Average snowfall days in April:
1.4 days - Average snowfall days in May:
0.4 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:
1.2 days - Average snowfall days in November:
6.2 days - Average snowfall days in December:
11.5 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Aristau, 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 54min
- 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 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
4h and 42min - Average sunshine in February:
4h and 48min - Average sunshine in March:
6h and 42min - Average sunshine in April:
9h and 6min - Average sunshine in May:
9h and 0min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
10h and 12min - Average sunshine in August:
10h and 18min - Average sunshine in September:
8h and 54min - Average sunshine in October:
6h and 6min - Average sunshine in November:
5h and 24min - Average sunshine in December:
4h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Aristau, Switzerland
- Average sunshine days in January:
13.1 days - Average sunshine days in February:
12.4 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
14.3 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
11 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
12.9 days - Average sunshine days in September:
15 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
15 days - Average sunshine days in December:
12.2 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (11 days).
Average UV index
Aristau, 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, November and December (UV index 2).
Average cloud cover
Aristau, Switzerland
The months with the most cloud cover are January and February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility
Aristau, Switzerland
The months with the highest visibility are April, July and August (9km).
The months with the lowest visibility are January and February (7km).
