Union City climate

Typical historical weather for Union City, 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 Union City.

Annual average

16.3°C

across all months

Warmest month

31.8°C

Jul average high

Coolest month

-0.5°C

Jan average low

Annual rainfall

1381mm

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

37.6°C

22 June 2022

Coldest day

-19.2°C

23 December 2022

Wettest day

97.1mm

5 April 2025

Windiest day

8.2m/s

19 March 2025