Annual Weather Averages Near Olympia
Averages are for Olympia Airport, which is 5 miles from Olympia.
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in Olympia
High Temp: 78 °F
Low Temp: 32 °F
Mean Temp: 50 °F
Precipitation: 2.78"
Humidity: 79%
Dew Point: 44 °F
Wind: 5 mph
Pressure: 30.06 "Hg
Visibility: 10 mi
January Climate & Weather Averages in Olympia
High Temp: 46 °F
Low Temp: 33 °F
Mean Temp: 40 °F
Precipitation: 5.79"
Humidity: 90%
Dew Point: 37 °F
Wind: 5 mph
Pressure: 30.10 "Hg
Visibility: 7 mi
February Climate & Weather Averages in Olympia
High Temp: 49 °F
Low Temp: 32 °F
Mean Temp: 41 °F
Precipitation: 3.52"
Humidity: 85%
Dew Point: 36 °F
Wind: 5 mph
Pressure: 30.08 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Olympia
High Temp: 54 °F
Low Temp: 35 °F
Mean Temp: 44 °F
Precipitation: 4.16"
Humidity: 81%
Dew Point: 38 °F
Wind: 5 mph
Pressure: 30.05 "Hg
Visibility: 10 mi
April Climate & Weather Averages in Olympia
High Temp: 58 °F
Low Temp: 37 °F
Mean Temp: 48 °F
Precipitation: 2.39"
Humidity: 76%
Dew Point: 40 °F
Wind: 5 mph
Pressure: 30.06 "Hg
Visibility: 11 mi
May Climate & Weather Averages in Olympia
High Temp: 65 °F
Low Temp: 43 °F
Mean Temp: 54 °F
Precipitation: 1.48"
Humidity: 72%
Dew Point: 45 °F
Wind: 5 mph
Pressure: 30.05 "Hg
Visibility: 13 mi
June Climate & Weather Averages in Olympia
High Temp: 70 °F
Low Temp: 47 °F
Mean Temp: 59 °F
Precipitation: 0.77"
Humidity: 70%
Dew Point: 49 °F
Wind: 5 mph
Pressure: 30.04 "Hg
Visibility: 14 mi
July Climate & Weather Averages in Olympia
High Temp: 77 °F
Low Temp: 50 °F
Mean Temp: 64 °F
Precipitation: 0.18"
Humidity: 67%
Dew Point: 52 °F
Wind: 4 mph
Pressure: 30.05 "Hg
Visibility: 14 mi
August Climate & Weather Averages in Olympia
High Temp: 78 °F
Low Temp: 50 °F
Mean Temp: 64 °F
Precipitation: 0.31"
Humidity: 68%
Dew Point: 53 °F
Wind: 4 mph
Pressure: 30.03 "Hg
Visibility: 13 mi
September Climate & Weather Averages in Olympia
High Temp: 72 °F
Low Temp: 46 °F
Mean Temp: 59 °F
Precipitation: 0.77"
Humidity: 74%
Dew Point: 50 °F
Wind: 4 mph
Pressure: 30.04 "Hg
Visibility: 11 mi
October Climate & Weather Averages in Olympia
High Temp: 61 °F
Low Temp: 40 °F
Mean Temp: 51 °F
Precipitation: 2.76"
Humidity: 84%
Dew Point: 46 °F
Wind: 4 mph
Pressure: 30.08 "Hg
Visibility: 8 mi
November Climate & Weather Averages in Olympia
High Temp: 51 °F
Low Temp: 36 °F
Mean Temp: 43 °F
Precipitation: 5.98"
Humidity: 89%
Dew Point: 40 °F
Wind: 5 mph
Pressure: 30.08 "Hg
Visibility: 7 mi
December Climate & Weather Averages in Olympia
High Temp: 45 °F
Low Temp: 33 °F
Mean Temp: 39 °F
Precipitation: 5.30"
Humidity: 91%
Dew Point: 37 °F
Wind: 5 mph
Pressure: 30.11 "Hg
Visibility: 7 mi