Kitsap County Climate

Kitsap County, Washington

JanFebMarAprMayJunJulAugSepOctNovDec52.3°AVG °F

Avg Annual Temp

52.3°F

Annual Precip

56.9"

Annual Snowfall

3.0"

Extreme Heat Days

4

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
9.3"
5.8"
6.4"
3.9"
2.4"
1.6"
0.8"
1.1"
1.8"
5.1"
8.8"
9.9"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring46°56°12.6"Summer61°66°3.5"Fall45°62°15.8"Winter40°42°25.0"20°40°60°80°100°

National Comparison

Warmer than 41% of US counties
Wetter than 86% of US counties
More seasonal variation than 2% of US counties

Climate Profile

About Kitsap County Weather

Moderate Temperatures Near National Medians

Kitsap County's average temperature of 52.3°F aligns closely with many temperate regions across the country. It offers a stable climate that lacks the volatile swings seen in more continental zones.

One of Washington's Warmer Spots

The county's 52.3°F average temperature makes it warmer than the state average of 49.9°F. It also receives 56.9 inches of rain, placing it well above the 38.5-inch state average for precipitation.

Warmer and Drier Than King County

Kitsap averages 52.3°F, making it a full degree warmer on average than King County to the east. It is also drier than King, receiving about 7 fewer inches of annual rainfall.

Mild Winters with Minimal Snow

Winter is exceptionally mild here, with only 3.0 inches of annual snowfall and a January average of 41.1°F. Summers are comfortable, featuring just 4 days per year where temperatures reach 90°F or higher.

Focus on Rain Protection

With only 3 inches of snow, heavy winter equipment is rarely necessary. Residents should instead prioritize home drainage and rain gear to manage the 56.9 inches of annual precipitation.

Frequently Asked Questions

What is the average temperature in Kitsap County?
The average annual temperature in Kitsap County, WA is 52.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Kitsap County get?
Kitsap County receives an average of 56.9 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Kitsap County?
Yes, Kitsap County receives an average of 3.0 inches of snowfall per year according to NOAA climate normals.
How hot does Kitsap County get in summer?
The average summer temperature (June-August) in Kitsap County is 64.2°F. The county experiences an average of 4 days per year above 90°F.
How cold are winters in Kitsap County?
The average winter temperature (December-February) in Kitsap County is 41.2°F. January, typically the coldest month, averages 41.1°F.

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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.

Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

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