Upper Alton climate

Typical historical weather for Upper Alton, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Upper Alton.

Annual average

13.8°C

across all months

Warmest month

30.5°C

Jul average high

Coolest month

-4.3°C

Jan average low

Annual rainfall

1104mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

● Avg high● Avg low▮ Rainfall

Records on file

Hottest day

37.7°C

25 August 2023

Coldest day

-22.4°C

1 January 2018

Wettest day

90.7mm

8 September 2018

Windiest day

8.3m/s

14 March 2019