Annual Weather Averages in Altdorf
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Altdorf
High Temp: 76 °F
Low Temp: 29 °F
Mean Temp: 51 °F
Precipitation: 3.75"
Humidity: 75%
Dew Point: 43 °F
Wind: 9 mph
Pressure: 30.05 "Hg
Visibility: 11 mi
January Climate & Weather Averages in Altdorf
High Temp: 42 °F
Low Temp: 29 °F
Mean Temp: 35 °F
Precipitation: 4.32"
Humidity: 79%
Dew Point: 30 °F
Wind: 10 mph
Pressure: 30.11 "Hg
Visibility: 10 mi
February Climate & Weather Averages in Altdorf
High Temp: 44 °F
Low Temp: 30 °F
Mean Temp: 37 °F
Precipitation: 2.16"
Humidity: 73%
Dew Point: 29 °F
Wind: 11 mph
Pressure: 30.09 "Hg
Visibility: 10 mi
March Climate & Weather Averages in Altdorf
High Temp: 52 °F
Low Temp: 34 °F
Mean Temp: 43 °F
Precipitation: 2.74"
Humidity: 69%
Dew Point: 33 °F
Wind: 11 mph
Pressure: 30.05 "Hg
Visibility: 12 mi
April Climate & Weather Averages in Altdorf
High Temp: 60 °F
Low Temp: 41 °F
Mean Temp: 50 °F
Precipitation: 2.87"
Humidity: 65%
Dew Point: 39 °F
Wind: 12 mph
Pressure: 29.98 "Hg
Visibility: 12 mi
May Climate & Weather Averages in Altdorf
High Temp: 65 °F
Low Temp: 47 °F
Mean Temp: 56 °F
Precipitation: 4.61"
Humidity: 71%
Dew Point: 46 °F
Wind: 11 mph
Pressure: 29.99 "Hg
Visibility: 12 mi
June Climate & Weather Averages in Altdorf
High Temp: 73 °F
Low Temp: 55 °F
Mean Temp: 64 °F
Precipitation: 5.02"
Humidity: 73%
Dew Point: 55 °F
Wind: 8 mph
Pressure: 30.00 "Hg
Visibility: 12 mi
July Climate & Weather Averages in Altdorf
High Temp: 76 °F
Low Temp: 58 °F
Mean Temp: 67 °F
Precipitation: 5.50"
Humidity: 74%
Dew Point: 58 °F
Wind: 8 mph
Pressure: 30.01 "Hg
Visibility: 12 mi
August Climate & Weather Averages in Altdorf
High Temp: 75 °F
Low Temp: 57 °F
Mean Temp: 66 °F
Precipitation: 5.11"
Humidity: 76%
Dew Point: 58 °F
Wind: 7 mph
Pressure: 30.03 "Hg
Visibility: 13 mi
September Climate & Weather Averages in Altdorf
High Temp: 68 °F
Low Temp: 51 °F
Mean Temp: 59 °F
Precipitation: 3.60"
Humidity: 79%
Dew Point: 53 °F
Wind: 7 mph
Pressure: 30.07 "Hg
Visibility: 12 mi
October Climate & Weather Averages in Altdorf
High Temp: 60 °F
Low Temp: 44 °F
Mean Temp: 52 °F
Precipitation: 3.77"
Humidity: 78%
Dew Point: 45 °F
Wind: 10 mph
Pressure: 30.07 "Hg
Visibility: 11 mi
November Climate & Weather Averages in Altdorf
High Temp: 49 °F
Low Temp: 37 °F
Mean Temp: 43 °F
Precipitation: 2.23"
Humidity: 81%
Dew Point: 37 °F
Wind: 9 mph
Pressure: 30.05 "Hg
Visibility: 11 mi
December Climate & Weather Averages in Altdorf
High Temp: 43 °F
Low Temp: 31 °F
Mean Temp: 37 °F
Precipitation: 3.03"
Humidity: 83%
Dew Point: 32 °F
Wind: 9 mph
Pressure: 30.19 "Hg
Visibility: 10 mi