Kennewick Weather Forecast
- 47
- 69
Slight Chance Thunderstorms
- 49
- 72
Slight Chance Thunderstorms
- 53
- 76
Partly Sunny
- 53
- 79
Partly Sunny
- 55
- 78
Partly Sunny
- 57
- 80
Mostly Cloudy
Today 20 May Lower Columbia Basin of Washington
Sunny. Highs in the mid to upper 60s. Southwest wind 5 to 10 Mph. Gusts up to 20 Mph in the morning.
Tonight 20 May Lower Columbia Basin of Washington
Partly cloudy. A 20 percent chance of Showers and Thunderstorms in the evening. Lows in the lower to mid 40s. Northwest wind 5 to 10 Mph.
Kennewick Temperature Statistics
May Temperature
Tri-Cities Airport (3.7 miles)
Lowest 11 May, 2022
41 °FAverage May
58.7 °FHighest 4 May, 2022
79 °F
Climate (2010–Present)
Tri-Cities Airport (3.7 miles)
Average Low 2010–Present
42.7 °FAverage 2010–Present
54.9 °FAverage High 2010–Present
66.5 °F