Currently: 48 °F. Light rain. Overcast. (Weather station: Aigle, Switzerland). See more current weatherAnnual Weather Averages Near Monthey
Averages are for Aigle, which is 6 miles from Monthey.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Monthey
High Temp: 79 °F
Low Temp: 30 °F
Mean Temp: 51 °F
Precipitation: 3.39"
Humidity: 75%
Dew Point: 44 °F
Wind: 9 mph
Pressure: 30.06 "Hg
Visibility: 15 mi
January Climate & Weather Averages in Monthey
High Temp: 42 °F
Low Temp: 30 °F
Mean Temp: 36 °F
Precipitation: 5.20"
Humidity: 81%
Dew Point: 30 °F
Wind: 8 mph
Pressure: 30.13 "Hg
Visibility: 12 mi
February Climate & Weather Averages in Monthey
High Temp: 45 °F
Low Temp: 31 °F
Mean Temp: 38 °F
Precipitation: 2.45"
Humidity: 75%
Dew Point: 30 °F
Wind: 10 mph
Pressure: 30.10 "Hg
Visibility: 12 mi
March Climate & Weather Averages in Monthey
High Temp: 53 °F
Low Temp: 35 °F
Mean Temp: 44 °F
Precipitation: 2.51"
Humidity: 71%
Dew Point: 35 °F
Wind: 10 mph
Pressure: 30.05 "Hg
Visibility: 14 mi
April Climate & Weather Averages in Monthey
High Temp: 61 °F
Low Temp: 41 °F
Mean Temp: 51 °F
Precipitation: 2.49"
Humidity: 66%
Dew Point: 40 °F
Wind: 11 mph
Pressure: 29.97 "Hg
Visibility: 15 mi
May Climate & Weather Averages in Monthey
High Temp: 65 °F
Low Temp: 47 °F
Mean Temp: 56 °F
Precipitation: 4.16"
Humidity: 72%
Dew Point: 47 °F
Wind: 11 mph
Pressure: 29.99 "Hg
Visibility: 16 mi
June Climate & Weather Averages in Monthey
High Temp: 74 °F
Low Temp: 55 °F
Mean Temp: 65 °F
Precipitation: 3.68"
Humidity: 72%
Dew Point: 56 °F
Wind: 9 mph
Pressure: 30.00 "Hg
Visibility: 17 mi
July Climate & Weather Averages in Monthey
High Temp: 79 °F
Low Temp: 58 °F
Mean Temp: 68 °F
Precipitation: 4.18"
Humidity: 70%
Dew Point: 58 °F
Wind: 9 mph
Pressure: 30.00 "Hg
Visibility: 17 mi
August Climate & Weather Averages in Monthey
High Temp: 77 °F
Low Temp: 57 °F
Mean Temp: 67 °F
Precipitation: 4.24"
Humidity: 73%
Dew Point: 58 °F
Wind: 9 mph
Pressure: 30.03 "Hg
Visibility: 17 mi
September Climate & Weather Averages in Monthey
High Temp: 70 °F
Low Temp: 51 °F
Mean Temp: 60 °F
Precipitation: 2.47"
Humidity: 78%
Dew Point: 53 °F
Wind: 7 mph
Pressure: 30.07 "Hg
Visibility: 17 mi
October Climate & Weather Averages in Monthey
High Temp: 61 °F
Low Temp: 44 °F
Mean Temp: 52 °F
Precipitation: 2.84"
Humidity: 81%
Dew Point: 46 °F
Wind: 7 mph
Pressure: 30.07 "Hg
Visibility: 15 mi
November Climate & Weather Averages in Monthey
High Temp: 50 °F
Low Temp: 36 °F
Mean Temp: 43 °F
Precipitation: 2.73"
Humidity: 84%
Dew Point: 38 °F
Wind: 7 mph
Pressure: 30.05 "Hg
Visibility: 12 mi
December Climate & Weather Averages in Monthey
High Temp: 43 °F
Low Temp: 31 °F
Mean Temp: 37 °F
Precipitation: 3.71"
Humidity: 83%
Dew Point: 32 °F
Wind: 9 mph
Pressure: 30.20 "Hg
Visibility: 12 mi