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Weather in Santa Rosa, AZ · National Weather Service + NOAA

Santa Rosa has hot summers

Santa Rosa has mild winters and scorching summers, with very little rain. A typical July afternoon reaches 103°, a January night drops to 39°. In November, a normal day reaches 76° and a normal night drops to 45°.

Winter 68°/39°Spring 85°/52°Summer 103°/72°Fall 88°/57°
Right now
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Sunrise 8:53 am · sunset 7:30 pm

Getting the latest forecast from the National Weather Service…

What stands out about Santa Rosa’s weather

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

Climate →
Hot summersJuly afternoons average 103°, hotter than 100% of U.S. towns.Warming faster than mostThe last 30 years averaged 2.0° warmer than the 1900s, a bigger shift than 93% of U.S. towns.A dry climateJust 9 inches of rain and melted snow a year, less than 98% of U.S. towns.
A normal year

Where today sits in Santa Rosa’s year

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

Full climate →
Winter
68° / 39°
Snow is rare
Spring
85° / 52°
Frost is rare by spring
Summer
103° / 72°
90° days are rare
Fall now
88° / 57°
Mild well into the fall
Best months to be outside
FebMarNov
Highs of 62–84° and lows of 40° or more
When is it wettest?August, with 2.0 inches.Is it warmer than it used to be?+2.0° 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 Santa Rosa.

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 Santa Rosa itself (about a 3-mile square). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.