Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Kennewick Weather in September
September in Kennewick brings high temperatures, with daytime highs of 27°C (81°F) and nights around 11°C (52°F). Only 8.4 mm (0.3 in) of rainfall is typical, making it a largely dry month.
Rainfall in Kennewick in September
The climate data from previous years indicates about 3 days of rain, averaging 8.4 mm (0.3 in) for the month. The occasional light shower is possible, but rain is rarely an issue this month.
Temperature in Kennewick in September
Kennewick has excellent weather in September, with days reaching 27°C (81°F) and nights cooling to 11°C (52°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, September and October typically offer the best weather for Kennewick.
Kennewick Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
27°C (81°F)
Chance of Rain
10%
Precipitation
8.4 mm (0.3 in)
Rainy days
3 days
Kennewick Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kennewick - and find the best time to visit.
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Kennewick in September
Warm but pleasant conditions in Kennewick in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Dry conditions mean you won't need to worry about rain protection.
What To Do in Kennewick in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping10/10 -
Outdoor sports8/10
Kennewick 3-Day Forecast
More climate data for Kennewick
See the full Kennewick climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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