Currently: 60 °F. Overcast. (Weather station: Erie International Airport, USA). See more current weatherAnnual Weather Averages in Erie International Airport
Erie International Airport is 48 miles from Jamestown, so the actual climate in Jamestown can vary a bit.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Jamestown
High Temp: 80 °F
Low Temp: 22 °F
Mean Temp: 50 °F
Precipitation: 3.48"
Humidity: 70%
Dew Point: 41 °F
Wind: 15 mph
Pressure: 30.04 "Hg
Visibility: 8 mi
January Climate & Weather Averages in Jamestown
High Temp: 34 °F
Low Temp: 22 °F
Mean Temp: 28 °F
Precipitation: 2.95"
Humidity: 74%
Dew Point: 20 °F
Wind: 19 mph
Pressure: 30.09 "Hg
Visibility: 7 mi
February Climate & Weather Averages in Jamestown
High Temp: 35 °F
Low Temp: 22 °F
Mean Temp: 29 °F
Precipitation: 2.41"
Humidity: 73%
Dew Point: 21 °F
Wind: 17 mph
Pressure: 30.09 "Hg
Visibility: 7 mi
March Climate & Weather Averages in Jamestown
High Temp: 43 °F
Low Temp: 28 °F
Mean Temp: 35 °F
Precipitation: 2.71"
Humidity: 70%
Dew Point: 26 °F
Wind: 17 mph
Pressure: 30.08 "Hg
Visibility: 8 mi
April Climate & Weather Averages in Jamestown
High Temp: 56 °F
Low Temp: 38 °F
Mean Temp: 47 °F
Precipitation: 3.44"
Humidity: 66%
Dew Point: 35 °F
Wind: 16 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Jamestown
High Temp: 67 °F
Low Temp: 49 °F
Mean Temp: 58 °F
Precipitation: 3.54"
Humidity: 67%
Dew Point: 47 °F
Wind: 14 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Jamestown
High Temp: 76 °F
Low Temp: 60 °F
Mean Temp: 68 °F
Precipitation: 3.80"
Humidity: 69%
Dew Point: 57 °F
Wind: 13 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Jamestown
High Temp: 80 °F
Low Temp: 65 °F
Mean Temp: 72 °F
Precipitation: 3.38"
Humidity: 70%
Dew Point: 62 °F
Wind: 12 mph
Pressure: 29.97 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Jamestown
High Temp: 79 °F
Low Temp: 63 °F
Mean Temp: 71 °F
Precipitation: 3.31"
Humidity: 71%
Dew Point: 61 °F
Wind: 11 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Jamestown
High Temp: 73 °F
Low Temp: 57 °F
Mean Temp: 65 °F
Precipitation: 4.35"
Humidity: 71%
Dew Point: 55 °F
Wind: 13 mph
Pressure: 30.05 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Jamestown
High Temp: 61 °F
Low Temp: 46 °F
Mean Temp: 54 °F
Precipitation: 4.49"
Humidity: 70%
Dew Point: 44 °F
Wind: 16 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Jamestown
High Temp: 50 °F
Low Temp: 37 °F
Mean Temp: 43 °F
Precipitation: 3.76"
Humidity: 69%
Dew Point: 33 °F
Wind: 18 mph
Pressure: 30.10 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Jamestown
High Temp: 39 °F
Low Temp: 28 °F
Mean Temp: 34 °F
Precipitation: 3.66"
Humidity: 73%
Dew Point: 26 °F
Wind: 19 mph
Pressure: 30.09 "Hg
Visibility: 8 mi