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Waterloo, Illinois, United States

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Waterloo Historic District, United States

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Weather Radar in Waterloo, Illinois, United States

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FAQ

What are the average monthly temperatures in Waterloo?

Average temperatures for Waterloo:

Month	Min Temp	Max Temp
January	-3.5°C (25.7°F)	5.3°C (41.5°F)
February	-1.4°C (29.5°F)	8.2°C (46.7°F)
March	4.2°C (39.5°F)	14.4°C (58.0°F)
April	9.8°C (49.6°F)	20.7°C (69.2°F)
May	15.7°C (60.3°F)	25.8°C (78.4°F)
June	20.6°C (69.1°F)	30.1°C (86.3°F)
July	21.8°C (71.3°F)	31.4°C (88.5°F)
August	20.3°C (68.5°F)	30.4°C (86.8°F)
September	16.4°C (61.5°F)	27.4°C (81.3°F)
October	9.8°C (49.6°F)	20.2°C (68.4°F)
November	3.9°C (39.0°F)	13.6°C (56.5°F)
December	-0.9°C (30.4°F)	6.8°C (44.2°F)

How much rain does Waterloo get?

The average annual rainfall for Waterloo is 993mm (39").

How much snow does Waterloo get?

The average annual snowfall for Waterloo is 50mm (2").