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Climate & Weather Averages in Fairfield, Wisconsin, USA

Now
45 °F

Partly sunny.


Feels Like: 39 °F
Forecast: 46 / 35 °F
Wind: 12 mph from Southwest

Location: Janesville / Rock County

Current Time: Dec 8, 2019 at 3:03:20 pm

Latest Report: Dec 8, 2019 at 1:45 pm


Visibility: 10 mi

Pressure: 29.79 "Hg

Humidity: 76%

Dew Point: 37 °F

Location of FairfieldLocation

Annual Weather Averages Near Fairfield

Averages are for Janesville / Rock County, which is 14 miles from Fairfield.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Fairfield

High Temp: 83 °F

Low Temp: 13 °F

Mean Temp: 48 °F

Precipitation: 0.74"

Humidity: 73%

Dew Point: 39 °F

Wind: 9 mph

Pressure: 30.03 "Hg

Visibility: 9 mi

January Climate & Weather Averages in Fairfield

High Temp: 29 °F

Low Temp: 13 °F

Mean Temp: 21 °F

Precipitation: 0.44"

Humidity: 79%

Dew Point: 17 °F

Wind: 10 mph

Pressure: 30.08 "Hg

Visibility: 9 mi

February Climate & Weather Averages in Fairfield

High Temp: 32 °F

Low Temp: 16 °F

Mean Temp: 24 °F

Precipitation: 0.35"

Humidity: 76%

Dew Point: 19 °F

Wind: 10 mph

Pressure: 30.09 "Hg

Visibility: 9 mi

March Climate & Weather Averages in Fairfield

High Temp: 45 °F

Low Temp: 27 °F

Mean Temp: 36 °F

Precipitation: 0.47"

Humidity: 72%

Dew Point: 27 °F

Wind: 10 mph

Pressure: 30.06 "Hg

Visibility: 9 mi

April Climate & Weather Averages in Fairfield

High Temp: 59 °F

Low Temp: 37 °F

Mean Temp: 48 °F

Precipitation: 1.19"

Humidity: 65%

Dew Point: 35 °F

Wind: 11 mph

Pressure: 29.96 "Hg

Visibility: 10 mi

May Climate & Weather Averages in Fairfield

High Temp: 70 °F

Low Temp: 48 °F

Mean Temp: 59 °F

Precipitation: 1.02"

Humidity: 67%

Dew Point: 47 °F

Wind: 9 mph

Pressure: 29.97 "Hg

Visibility: 10 mi

June Climate & Weather Averages in Fairfield

High Temp: 80 °F

Low Temp: 58 °F

Mean Temp: 69 °F

Precipitation: 1.28"

Humidity: 70%

Dew Point: 58 °F

Wind: 8 mph

Pressure: 29.95 "Hg

Visibility: 10 mi

July Climate & Weather Averages in Fairfield

High Temp: 83 °F

Low Temp: 62 °F

Mean Temp: 72 °F

Precipitation: 0.86"

Humidity: 74%

Dew Point: 63 °F

Wind: 7 mph

Pressure: 29.98 "Hg

Visibility: 10 mi

August Climate & Weather Averages in Fairfield

High Temp: 81 °F

Low Temp: 60 °F

Mean Temp: 71 °F

Precipitation: 0.93"

Humidity: 76%

Dew Point: 62 °F

Wind: 6 mph

Pressure: 30.02 "Hg

Visibility: 9 mi

September Climate & Weather Averages in Fairfield

High Temp: 75 °F

Low Temp: 51 °F

Mean Temp: 63 °F

Precipitation: 0.82"

Humidity: 74%

Dew Point: 53 °F

Wind: 7 mph

Pressure: 30.04 "Hg

Visibility: 10 mi

October Climate & Weather Averages in Fairfield

High Temp: 61 °F

Low Temp: 39 °F

Mean Temp: 50 °F

Precipitation: 0.60"

Humidity: 72%

Dew Point: 41 °F

Wind: 8 mph

Pressure: 30.04 "Hg

Visibility: 10 mi

November Climate & Weather Averages in Fairfield

High Temp: 47 °F

Low Temp: 29 °F

Mean Temp: 38 °F

Precipitation: 0.48"

Humidity: 75%

Dew Point: 31 °F

Wind: 9 mph

Pressure: 30.06 "Hg

Visibility: 9 mi

December Climate & Weather Averages in Fairfield

High Temp: 33 °F

Low Temp: 19 °F

Mean Temp: 26 °F

Precipitation: 0.49"

Humidity: 80%

Dew Point: 22 °F

Wind: 9 mph

Pressure: 30.08 "Hg

Visibility: 8 mi

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Quick Climate Info

Hottest MonthJuly (72 °F avg)
Coldest MonthJanuary (21 °F avg)
Wettest MonthJune (1.28" avg)
Windiest MonthApril (11 mph avg)
Annual precip.8.92" (per year)

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