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Alton, Illinois, United States

North Alton, Illinois, United States

Upper Alton, Illinois, United States

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Weather Radar in Alton, Illinois, United States

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FAQ

What are the average monthly temperatures in Alton?

Average temperatures for Alton:

Month	Min Temp	Max Temp
January	-4.8°C (23.3°F)	3.7°C (38.6°F)
February	-2.7°C (27.1°F)	6.6°C (43.9°F)
March	3.3°C (38.0°F)	13.4°C (56.1°F)
April	9.2°C (48.5°F)	20.0°C (68.0°F)
May	15.4°C (59.8°F)	25.5°C (77.9°F)
June	20.4°C (68.6°F)	29.8°C (85.6°F)
July	21.5°C (70.7°F)	30.8°C (87.4°F)
August	20.0°C (68.0°F)	29.8°C (85.7°F)
September	16.1°C (60.9°F)	27.0°C (80.6°F)
October	9.3°C (48.7°F)	19.5°C (67.1°F)
November	3.2°C (37.7°F)	12.6°C (54.7°F)
December	-1.6°C (29.0°F)	5.6°C (42.1°F)

How much rain does Alton get?

The average annual rainfall for Alton is 969mm (38").

How much snow does Alton get?

The average annual snowfall for Alton is 56mm (2").