Tri-Cities weather
At 3:45 PM local time it was cloudy and 11°C (51°F). Little to no rain in the next 24 hours. Best months for weather: Apr–Oct. Tri-Cities sits 111 m (364 ft) above sea level, which keeps it cooler than the coast. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Tri-Cities, Washington, United States.
Current conditions
- Clouds
- 98%
- Chance of rain
- 1%
- Rain
- 0.0 mm/h
Hourly Forecast
Little to no rain in the next 24 hours
Daily Forecast
Best Time to Visit
Peak season Apr–OctOff season Nov–Feb
About Tri-Cities weather
Is it raining in Tri-Cities right now?
No. It’s cloudy and 11° right now. Little to no rain in the next 24 hours.
What’s the weather like in Tri-Cities this week?
Over the next 7 days, expect highs of 11–18° and lows of 0–8°. Rain is likely on 1 of 7 days (Friday). The driest day looks like Monday.
Has it been raining in Tri-Cities lately?
Barely. The past 7 days were mostly dry, with 0.0 mm of rain in total.
What should I pack for Tri-Cities?
For the coming week, bring an umbrella or rain jacket and a warm winter coat.
Tri-Cities weather by month
When is the best time to visit Tri-Cities?
Based on weather alone, the best time to visit Tri-Cities is Apr–Oct, according to NASA's 2001–2025 climate averages. Nov–Feb tends to be the least pleasant. Average highs run from 5°C (41°F) in December to 33°C (92°F) in July.
What is the rainiest month in Tri-Cities?
December is the wettest month, with about 42 mm (1.7 in) of rain on average. July is the driest, with about 4 mm (0.2 in).
What is the hottest month in Tri-Cities?
July is the warmest, with average highs of 33°C (92°F) and lows of 17°C (63°F). December is the coolest, with highs of 5°C (41°F) and lows of -2°C (28°F).
Does Tri-Cities have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is December at about 42 mm (1.7 in).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months