Tri-City climate

Typical historical weather for Tri-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 Tri-City.

Annual average

11.2°C

across all months

Warmest month

28.3°C

Aug average high

Coolest month

1°C

Feb average low

Annual rainfall

1109mm

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

41.8°C

27 June 2021

Coldest day

-8.9°C

6 January 2017

Wettest day

76mm

16 March 2025

Windiest day

4.8m/s

7 April 2017