Lincoln County Climate
Lincoln County, Washington
Avg Annual Temp
46.5°F
Annual Precip
12.6"
Annual Snowfall
22.6"
Extreme Heat Days
24.4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Lincoln County Weather
Cold and Dry Inland Climate
Lincoln County's 46.5°F average annual temperature is much colder than the national median. It is one of the drier regions in the country, receiving very little annual rainfall.
Among Washington's Driest Counties
The county receives just 12.6 inches of precipitation, less than a third of the 38.5-inch state average. Its 46.5°F temperature is also well below the state average of 49.9°F.
Extreme Heat Compared to Kittitas
Lincoln County experiences 24 extreme heat days, surpassing the 16 days found in Kittitas County. It is also significantly drier than any of its neighbors to the west.
Harsh Winters and Hot Summers
Winters are cold with a January average of 27.4°F and 22.6 inches of snow. Summers bring 24 days over 90°F, despite a relatively mild July average of 67.4°F.
Plan for High Heat
Residents must prepare for 24 days of extreme heat with efficient cooling systems. The 22.6 inches of snow and sub-freezing winter averages also require robust home heating and insulation.
Frequently Asked Questions
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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.