Currently: 58 °F. Overcast. (Weather station: Tri-City Regional Airport, USA). See more current weatherAnnual Weather Averages in Tri-City Regional Airport
Tri-City Regional Airport is 31 miles from Fairfield, so the actual climate in Fairfield can vary a bit.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Fairfield
High Temp: 86 °F
Low Temp: 27 °F
Mean Temp: 57 °F
Precipitation: 3.69"
Humidity: 69%
Dew Point: 46 °F
Wind: 6 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Fairfield
High Temp: 46 °F
Low Temp: 27 °F
Mean Temp: 37 °F
Precipitation: 3.74"
Humidity: 71%
Dew Point: 27 °F
Wind: 8 mph
Pressure: 30.12 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Fairfield
High Temp: 51 °F
Low Temp: 29 °F
Mean Temp: 40 °F
Precipitation: 3.96"
Humidity: 67%
Dew Point: 30 °F
Wind: 8 mph
Pressure: 30.09 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Fairfield
High Temp: 60 °F
Low Temp: 35 °F
Mean Temp: 48 °F
Precipitation: 4.01"
Humidity: 63%
Dew Point: 35 °F
Wind: 9 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Fairfield
High Temp: 69 °F
Low Temp: 43 °F
Mean Temp: 56 °F
Precipitation: 3.75"
Humidity: 62%
Dew Point: 43 °F
Wind: 8 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Fairfield
High Temp: 77 °F
Low Temp: 53 °F
Mean Temp: 65 °F
Precipitation: 3.85"
Humidity: 68%
Dew Point: 54 °F
Wind: 6 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Fairfield
High Temp: 84 °F
Low Temp: 61 °F
Mean Temp: 73 °F
Precipitation: 3.92"
Humidity: 70%
Dew Point: 62 °F
Wind: 5 mph
Pressure: 29.99 "Hg
Visibility: 8 mi
July Climate & Weather Averages in Fairfield
High Temp: 86 °F
Low Temp: 65 °F
Mean Temp: 76 °F
Precipitation: 5.03"
Humidity: 72%
Dew Point: 66 °F
Wind: 4 mph
Pressure: 30.02 "Hg
Visibility: 8 mi
August Climate & Weather Averages in Fairfield
High Temp: 86 °F
Low Temp: 64 °F
Mean Temp: 75 °F
Precipitation: 3.82"
Humidity: 72%
Dew Point: 65 °F
Wind: 3 mph
Pressure: 30.02 "Hg
Visibility: 8 mi
September Climate & Weather Averages in Fairfield
High Temp: 81 °F
Low Temp: 57 °F
Mean Temp: 69 °F
Precipitation: 2.83"
Humidity: 71%
Dew Point: 59 °F
Wind: 4 mph
Pressure: 30.04 "Hg
Visibility: 8 mi
October Climate & Weather Averages in Fairfield
High Temp: 70 °F
Low Temp: 45 °F
Mean Temp: 57 °F
Precipitation: 2.66"
Humidity: 70%
Dew Point: 47 °F
Wind: 5 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Fairfield
High Temp: 59 °F
Low Temp: 34 °F
Mean Temp: 46 °F
Precipitation: 3.08"
Humidity: 68%
Dew Point: 36 °F
Wind: 5 mph
Pressure: 30.14 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Fairfield
High Temp: 50 °F
Low Temp: 29 °F
Mean Temp: 39 °F
Precipitation: 3.60"
Humidity: 73%
Dew Point: 31 °F
Wind: 6 mph
Pressure: 30.13 "Hg
Visibility: 9 mi