Annual Weather Averages Near Olten
Averages are for Wynau, which is 9 miles from Olten.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Olten
High Temp: 78 °F
Low Temp: 29 °F
Mean Temp: 50 °F
Precipitation: 3.73"
Humidity: 79%
Dew Point: 43 °F
Wind: 7 mph
Pressure: 30.06 "Hg
Visibility: 6 mi
January Climate & Weather Averages in Olten
High Temp: 39 °F
Low Temp: 29 °F
Mean Temp: 34 °F
Precipitation: 4.43"
Humidity: 88%
Dew Point: 31 °F
Wind: 8 mph
Pressure: 30.13 "Hg
Visibility: 5 mi
February Climate & Weather Averages in Olten
High Temp: 43 °F
Low Temp: 29 °F
Mean Temp: 36 °F
Precipitation: 3.25"
Humidity: 81%
Dew Point: 30 °F
Wind: 9 mph
Pressure: 30.11 "Hg
Visibility: 5 mi
March Climate & Weather Averages in Olten
High Temp: 52 °F
Low Temp: 32 °F
Mean Temp: 42 °F
Precipitation: 3.20"
Humidity: 75%
Dew Point: 34 °F
Wind: 8 mph
Pressure: 30.06 "Hg
Visibility: 5 mi
April Climate & Weather Averages in Olten
High Temp: 60 °F
Low Temp: 38 °F
Mean Temp: 49 °F
Precipitation: 3.56"
Humidity: 70%
Dew Point: 39 °F
Wind: 7 mph
Pressure: 29.99 "Hg
Visibility: 6 mi
May Climate & Weather Averages in Olten
High Temp: 65 °F
Low Temp: 46 °F
Mean Temp: 55 °F
Precipitation: 5.41"
Humidity: 74%
Dew Point: 47 °F
Wind: 8 mph
Pressure: 30.00 "Hg
Visibility: 6 mi
June Climate & Weather Averages in Olten
High Temp: 75 °F
Low Temp: 54 °F
Mean Temp: 65 °F
Precipitation: 5.18"
Humidity: 72%
Dew Point: 55 °F
Wind: 7 mph
Pressure: 30.01 "Hg
Visibility: 6 mi
July Climate & Weather Averages in Olten
High Temp: 78 °F
Low Temp: 57 °F
Mean Temp: 68 °F
Precipitation: 3.83"
Humidity: 71%
Dew Point: 57 °F
Wind: 6 mph
Pressure: 30.01 "Hg
Visibility: 6 mi
August Climate & Weather Averages in Olten
High Temp: 77 °F
Low Temp: 56 °F
Mean Temp: 67 °F
Precipitation: 3.06"
Humidity: 74%
Dew Point: 57 °F
Wind: 5 mph
Pressure: 30.04 "Hg
Visibility: 6 mi
September Climate & Weather Averages in Olten
High Temp: 70 °F
Low Temp: 50 °F
Mean Temp: 60 °F
Precipitation: 2.51"
Humidity: 80%
Dew Point: 52 °F
Wind: 6 mph
Pressure: 30.08 "Hg
Visibility: 6 mi
October Climate & Weather Averages in Olten
High Temp: 59 °F
Low Temp: 43 °F
Mean Temp: 51 °F
Precipitation: 3.34"
Humidity: 87%
Dew Point: 46 °F
Wind: 6 mph
Pressure: 30.09 "Hg
Visibility: 5 mi
November Climate & Weather Averages in Olten
High Temp: 47 °F
Low Temp: 36 °F
Mean Temp: 42 °F
Precipitation: 2.92"
Humidity: 90%
Dew Point: 38 °F
Wind: 6 mph
Pressure: 30.06 "Hg
Visibility: 5 mi
December Climate & Weather Averages in Olten
High Temp: 40 °F
Low Temp: 31 °F
Mean Temp: 36 °F
Precipitation: 4.07"
Humidity: 91%
Dew Point: 33 °F
Wind: 7 mph
Pressure: 30.19 "Hg
Visibility: 4 mi