Annual Weather Averages Near Olean
Averages are for Olean Municipal, which is 11 miles from Olean.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Olean
High Temp: 79 °F
Low Temp: 17 °F
Mean Temp: 47 °F
Precipitation: 3.70"
Humidity: 71%
Dew Point: 38 °F
Wind: 15 mph
Pressure: 31.14 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Olean
High Temp: 30 °F
Low Temp: 17 °F
Mean Temp: 24 °F
Precipitation: 2.65"
Humidity: 73%
Dew Point: 17 °F
Wind: 19 mph
Pressure: 30.06 "Hg
Visibility: 8 mi
February Climate & Weather Averages in Olean
High Temp: 33 °F
Low Temp: 18 °F
Mean Temp: 26 °F
Precipitation: 2.72"
Humidity: 71%
Dew Point: 17 °F
Wind: 18 mph
Pressure: 30.05 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Olean
High Temp: 42 °F
Low Temp: 25 °F
Mean Temp: 33 °F
Precipitation: 2.40"
Humidity: 65%
Dew Point: 22 °F
Wind: 19 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Olean
High Temp: 54 °F
Low Temp: 35 °F
Mean Temp: 44 °F
Precipitation: 3.68"
Humidity: 63%
Dew Point: 31 °F
Wind: 18 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Olean
High Temp: 67 °F
Low Temp: 48 °F
Mean Temp: 58 °F
Precipitation: 4.21"
Humidity: 65%
Dew Point: 45 °F
Wind: 14 mph
Pressure: 33.19 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Olean
High Temp: 74 °F
Low Temp: 55 °F
Mean Temp: 65 °F
Precipitation: 4.84"
Humidity: 71%
Dew Point: 54 °F
Wind: 13 mph
Pressure: 29.99 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Olean
High Temp: 79 °F
Low Temp: 61 °F
Mean Temp: 70 °F
Precipitation: 5.03"
Humidity: 73%
Dew Point: 60 °F
Wind: 11 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Olean
High Temp: 77 °F
Low Temp: 59 °F
Mean Temp: 68 °F
Precipitation: 5.23"
Humidity: 74%
Dew Point: 58 °F
Wind: 11 mph
Pressure: 30.05 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Olean
High Temp: 71 °F
Low Temp: 52 °F
Mean Temp: 61 °F
Precipitation: 2.91"
Humidity: 76%
Dew Point: 53 °F
Wind: 11 mph
Pressure: 30.11 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Olean
High Temp: 59 °F
Low Temp: 43 °F
Mean Temp: 51 °F
Precipitation: 4.47"
Humidity: 75%
Dew Point: 43 °F
Wind: 15 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Olean
High Temp: 44 °F
Low Temp: 30 °F
Mean Temp: 37 °F
Precipitation: 2.65"
Humidity: 70%
Dew Point: 28 °F
Wind: 17 mph
Pressure: 40.02 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Olean
High Temp: 36 °F
Low Temp: 24 °F
Mean Temp: 30 °F
Precipitation: 3.56"
Humidity: 77%
Dew Point: 25 °F
Wind: 18 mph
Pressure: 30.06 "Hg
Visibility: 8 mi