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Weather in Clayton, ID · National Weather Service + NOAA

Clayton stays cool in summer

Clayton has cold winters and pleasant summers, with very little rain. A typical July afternoon reaches 80°, a January night drops to 13°. Normal November highs come to 39°, and lows to 19°.

Winter 32°/13°Spring 51°/27°Summer 75°/44°Fall 54°/29°
Right now
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Sunrise 9:16 am · sunset 7:25 pm

Getting the latest forecast from the National Weather Service…

What stands out about Clayton’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Cool summersJuly afternoons average 80°, cooler than 225 of 234 Idaho towns.A dry climateJust 17 inches of rain and melted snow a year, less than 92% of U.S. towns.
A normal year

Where today sits in Clayton’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
32° / 13°
Snow is rare
Spring
51° / 27°
Frost is rare by spring
Summer
75° / 44°
90° days are rare
Fall now
54° / 29°
Mild well into the fall
Best months to be outside
JunJulAug
Highs of 62–84° and lows of 40° or more
When is it wettest?May, with 1.8 inches.Is it warmer than it used to be?+1.5° vs. the 20th century.What is each month like?Highs, lows, rain and snow for all 12.

Weather talk

Road reports, first frosts and storm memories from neighbors in Clayton.

Town Square →
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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Clayton itself (about a 3-mile square). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.