Annual Weather Averages Near The Dalles Unit
Averages are for The Dalles Municipal Airport, which is 6 miles from The Dalles Unit.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in The Dalles Unit
High Temp: 89 °F
Low Temp: 31 °F
Mean Temp: 55 °F
Precipitation: 1.15"
Humidity: 61%
Dew Point: 41 °F
Wind: 13 mph
Pressure: 30.05 "Hg
Visibility: 13 mi
January Climate & Weather Averages in The Dalles Unit
High Temp: 43 °F
Low Temp: 32 °F
Mean Temp: 37 °F
Precipitation: 2.40"
Humidity: 82%
Dew Point: 32 °F
Wind: 6 mph
Pressure: 30.17 "Hg
Visibility: 9 mi
February Climate & Weather Averages in The Dalles Unit
High Temp: 49 °F
Low Temp: 32 °F
Mean Temp: 41 °F
Precipitation: 1.64"
Humidity: 74%
Dew Point: 33 °F
Wind: 8 mph
Pressure: 30.12 "Hg
Visibility: 11 mi
March Climate & Weather Averages in The Dalles Unit
High Temp: 58 °F
Low Temp: 36 °F
Mean Temp: 47 °F
Precipitation: 1.16"
Humidity: 65%
Dew Point: 36 °F
Wind: 11 mph
Pressure: 30.07 "Hg
Visibility: 13 mi
April Climate & Weather Averages in The Dalles Unit
High Temp: 65 °F
Low Temp: 42 °F
Mean Temp: 53 °F
Precipitation: 0.83"
Humidity: 57%
Dew Point: 38 °F
Wind: 16 mph
Pressure: 30.04 "Hg
Visibility: 14 mi
May Climate & Weather Averages in The Dalles Unit
High Temp: 74 °F
Low Temp: 49 °F
Mean Temp: 62 °F
Precipitation: 0.76"
Humidity: 51%
Dew Point: 43 °F
Wind: 19 mph
Pressure: 29.99 "Hg
Visibility: 14 mi
June Climate & Weather Averages in The Dalles Unit
High Temp: 80 °F
Low Temp: 55 °F
Mean Temp: 68 °F
Precipitation: 0.47"
Humidity: 48%
Dew Point: 48 °F
Wind: 22 mph
Pressure: 29.97 "Hg
Visibility: 15 mi
July Climate & Weather Averages in The Dalles Unit
High Temp: 89 °F
Low Temp: 61 °F
Mean Temp: 75 °F
Precipitation: 0.16"
Humidity: 44%
Dew Point: 51 °F
Wind: 23 mph
Pressure: 29.95 "Hg
Visibility: 15 mi
August Climate & Weather Averages in The Dalles Unit
High Temp: 89 °F
Low Temp: 60 °F
Mean Temp: 75 °F
Precipitation: 0.17"
Humidity: 44%
Dew Point: 51 °F
Wind: 20 mph
Pressure: 29.94 "Hg
Visibility: 15 mi
September Climate & Weather Averages in The Dalles Unit
High Temp: 81 °F
Low Temp: 52 °F
Mean Temp: 67 °F
Precipitation: 0.37"
Humidity: 49%
Dew Point: 47 °F
Wind: 14 mph
Pressure: 29.98 "Hg
Visibility: 14 mi
October Climate & Weather Averages in The Dalles Unit
High Temp: 66 °F
Low Temp: 43 °F
Mean Temp: 54 °F
Precipitation: 1.13"
Humidity: 63%
Dew Point: 42 °F
Wind: 9 mph
Pressure: 30.07 "Hg
Visibility: 13 mi
November Climate & Weather Averages in The Dalles Unit
High Temp: 51 °F
Low Temp: 35 °F
Mean Temp: 43 °F
Precipitation: 1.98"
Humidity: 77%
Dew Point: 37 °F
Wind: 6 mph
Pressure: 30.13 "Hg
Visibility: 10 mi
December Climate & Weather Averages in The Dalles Unit
High Temp: 42 °F
Low Temp: 31 °F
Mean Temp: 37 °F
Precipitation: 2.72"
Humidity: 81%
Dew Point: 32 °F
Wind: 6 mph
Pressure: 30.17 "Hg
Visibility: 9 mi