Cool
Average highs are around 14°C, so pack for cooler days.
March verdict
Poor for holiday weather
Average highs are around 14°C, so pack for cooler days. Sunshine averages 5.6h per day, enough for a balanced month. Rainfall averages 16mm, which is relatively low for holiday planning.

Monthly averages
Temp
14°C
Rain
16mm
Sun
5.6h
Weather score
38
Poor
Cool
Average highs are around 14°C, so pack for cooler days.
Drier
Rainfall averages 16mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.6h per day, enough for a balanced month.
Map
Compare Kennewick, Washington, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
March14°C average high
March is close to Kennewick's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
March16mm average rain
March is close to Kennewick's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
March5.6 hours average sun
March sits close to Kennewick's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
March38 weather score
March scores below Kennewick's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.