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Climate & Weather Averages in Waterloo, USA

Currently: 75 °F. Sunny. (Weather station: Waterloo Municipal Airport, USA). See more current weather

Annual Weather Averages Near Waterloo

Averages are for Waterloo Municipal Airport, which is 5 miles from Waterloo.

Based on weather reports collected during 1985–2015.

All Year Climate & Weather Averages in Waterloo

High Temp: 84 °F

Low Temp: 10 °F

Mean Temp: 48 °F

Precipitation: 1.38"

Humidity: 73%

Dew Point: 39 °F

Wind: 9 mph

Pressure: 30.04 "Hg

Visibility: 9 mi

January Climate & Weather Averages in Waterloo

High Temp: 28 °F

Low Temp: 10 °F

Mean Temp: 19 °F

Precipitation: 0.38"

Humidity: 80%

Dew Point: 14 °F

Wind: 9 mph

Pressure: 30.13 "Hg

Visibility: 8 mi

February Climate & Weather Averages in Waterloo

High Temp: 31 °F

Low Temp: 14 °F

Mean Temp: 23 °F

Precipitation: 0.41"

Humidity: 78%

Dew Point: 17 °F

Wind: 9 mph

Pressure: 30.13 "Hg

Visibility: 8 mi

March Climate & Weather Averages in Waterloo

High Temp: 45 °F

Low Temp: 26 °F

Mean Temp: 36 °F

Precipitation: 0.86"

Humidity: 72%

Dew Point: 27 °F

Wind: 10 mph

Pressure: 30.08 "Hg

Visibility: 9 mi

April Climate & Weather Averages in Waterloo

High Temp: 60 °F

Low Temp: 37 °F

Mean Temp: 48 °F

Precipitation: 2.14"

Humidity: 64%

Dew Point: 36 °F

Wind: 11 mph

Pressure: 29.97 "Hg

Visibility: 10 mi

May Climate & Weather Averages in Waterloo

High Temp: 72 °F

Low Temp: 49 °F

Mean Temp: 60 °F

Precipitation: 2.47"

Humidity: 65%

Dew Point: 48 °F

Wind: 9 mph

Pressure: 29.96 "Hg

Visibility: 10 mi

June Climate & Weather Averages in Waterloo

High Temp: 81 °F

Low Temp: 59 °F

Mean Temp: 70 °F

Precipitation: 2.87"

Humidity: 68%

Dew Point: 59 °F

Wind: 8 mph

Pressure: 29.93 "Hg

Visibility: 10 mi

July Climate & Weather Averages in Waterloo

High Temp: 84 °F

Low Temp: 63 °F

Mean Temp: 73 °F

Precipitation: 1.96"

Humidity: 73%

Dew Point: 64 °F

Wind: 7 mph

Pressure: 29.96 "Hg

Visibility: 10 mi

August Climate & Weather Averages in Waterloo

High Temp: 82 °F

Low Temp: 60 °F

Mean Temp: 71 °F

Precipitation: 1.97"

Humidity: 76%

Dew Point: 62 °F

Wind: 6 mph

Pressure: 30.00 "Hg

Visibility: 9 mi

September Climate & Weather Averages in Waterloo

High Temp: 76 °F

Low Temp: 50 °F

Mean Temp: 63 °F

Precipitation: 1.26"

Humidity: 71%

Dew Point: 53 °F

Wind: 7 mph

Pressure: 30.03 "Hg

Visibility: 10 mi

October Climate & Weather Averages in Waterloo

High Temp: 62 °F

Low Temp: 38 °F

Mean Temp: 50 °F

Precipitation: 0.94"

Humidity: 68%

Dew Point: 39 °F

Wind: 9 mph

Pressure: 30.05 "Hg

Visibility: 10 mi

November Climate & Weather Averages in Waterloo

High Temp: 46 °F

Low Temp: 26 °F

Mean Temp: 36 °F

Precipitation: 0.73"

Humidity: 75%

Dew Point: 28 °F

Wind: 9 mph

Pressure: 30.07 "Hg

Visibility: 9 mi

December Climate & Weather Averages in Waterloo

High Temp: 32 °F

Low Temp: 15 °F

Mean Temp: 24 °F

Precipitation: 0.53"

Humidity: 82%

Dew Point: 19 °F

Wind: 9 mph

Pressure: 30.11 "Hg

Visibility: 8 mi

Quick Climate Info

Hottest MonthJuly (73 °F avg)
Coldest MonthJanuary (19 °F avg)
Wettest MonthJune (2.87" avg)
Windiest MonthApril (11 mph avg)
Annual precip.16.52" (per year)

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