Annual Weather Averages Near Oroville
Averages are for Osoyoos, which is 5 miles from Oroville.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Oroville
High Temp: 90 °F
Low Temp: 26 °F
Mean Temp: 52 °F
Precipitation: 0.88"
Humidity: 60%
Dew Point: 37 °F
Wind: 8 mph
Pressure: 30.02 "Hg
Visibility: 14 mi
January Climate & Weather Averages in Oroville
High Temp: 36 °F
Low Temp: 27 °F
Mean Temp: 31 °F
Precipitation: 1.01"
Humidity: 82%
Dew Point: 26 °F
Wind: 8 mph
Pressure: 30.19 "Hg
Visibility: 14 mi
February Climate & Weather Averages in Oroville
High Temp: 40 °F
Low Temp: 26 °F
Mean Temp: 33 °F
Precipitation: 0.60"
Humidity: 72%
Dew Point: 24 °F
Wind: 8 mph
Pressure: 30.11 "Hg
Visibility: 14 mi
March Climate & Weather Averages in Oroville
High Temp: 54 °F
Low Temp: 32 °F
Mean Temp: 43 °F
Precipitation: 1.06"
Humidity: 60%
Dew Point: 29 °F
Wind: 8 mph
Pressure: 30.02 "Hg
Visibility: 15 mi
April Climate & Weather Averages in Oroville
High Temp: 64 °F
Low Temp: 39 °F
Mean Temp: 52 °F
Precipitation: 0.90"
Humidity: 49%
Dew Point: 32 °F
Wind: 8 mph
Pressure: 29.99 "Hg
Visibility: 15 mi
May Climate & Weather Averages in Oroville
High Temp: 75 °F
Low Temp: 48 °F
Mean Temp: 62 °F
Precipitation: 0.72"
Humidity: 48%
Dew Point: 41 °F
Wind: 8 mph
Pressure: 29.95 "Hg
Visibility: 15 mi
June Climate & Weather Averages in Oroville
High Temp: 80 °F
Low Temp: 55 °F
Mean Temp: 68 °F
Precipitation: 1.30"
Humidity: 48%
Dew Point: 46 °F
Wind: 8 mph
Pressure: 29.92 "Hg
Visibility: 15 mi
July Climate & Weather Averages in Oroville
High Temp: 90 °F
Low Temp: 61 °F
Mean Temp: 75 °F
Precipitation: 0.59"
Humidity: 42%
Dew Point: 49 °F
Wind: 8 mph
Pressure: 29.91 "Hg
Visibility: 14 mi
August Climate & Weather Averages in Oroville
High Temp: 88 °F
Low Temp: 58 °F
Mean Temp: 73 °F
Precipitation: 0.29"
Humidity: 46%
Dew Point: 50 °F
Wind: 7 mph
Pressure: 29.91 "Hg
Visibility: 13 mi
September Climate & Weather Averages in Oroville
High Temp: 76 °F
Low Temp: 50 °F
Mean Temp: 63 °F
Precipitation: 0.36"
Humidity: 56%
Dew Point: 46 °F
Wind: 7 mph
Pressure: 29.97 "Hg
Visibility: 14 mi
October Climate & Weather Averages in Oroville
High Temp: 61 °F
Low Temp: 41 °F
Mean Temp: 51 °F
Precipitation: 0.99"
Humidity: 66%
Dew Point: 39 °F
Wind: 7 mph
Pressure: 30.05 "Hg
Visibility: 15 mi
November Climate & Weather Averages in Oroville
High Temp: 46 °F
Low Temp: 33 °F
Mean Temp: 40 °F
Precipitation: 1.23"
Humidity: 75%
Dew Point: 32 °F
Wind: 9 mph
Pressure: 30.10 "Hg
Visibility: 15 mi
December Climate & Weather Averages in Oroville
High Temp: 36 °F
Low Temp: 26 °F
Mean Temp: 31 °F
Precipitation: 1.46"
Humidity: 80%
Dew Point: 25 °F
Wind: 8 mph
Pressure: 30.16 "Hg
Visibility: 14 mi