Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:10
Sunrise
20:40
Sunset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Air Quality Data Available
Upgrade to access real-time air quality data for Tri-Cities.
Resources
UV Index
Humidity
Frequently asked questions about weather in Tri-Cities
How warm does it get in Tri-Cities?
The warmest month in Tri-Cities is July, with average high temperatures of 37°C. The average temperature during this period is around 28°C.
How cold does it get in Tri-Cities?
The coldest month in Tri-Cities is January, with average low temperatures of -1°C. The average temperature during this period is around 2°C.
What is the wettest time of year in Tri-Cities?
The wettest month in Tri-Cities is December, with an average of 38mm of precipitation.
What is the driest time of year in Tri-Cities?
The driest month in Tri-Cities is July, with an average of 1mm of precipitation.
Explore more weather forecasts
- Kennewick, Washington
- New York City, New York
- Pasco, Washington
- Los Angeles, California
- Richland, Washington
- Brooklyn, New York
- West Richland, Washington
- Chicago, Illinois
- Grandview, Washington
- Houston, Texas
- Sunnyside, Washington
- Queens, New York
- Walla Walla, Washington
- Phoenix, Arizona
- Moses Lake, Washington
- Philadelphia, Pennsylvania