What is the hottest month in Poway, CA?

August is the warmest month, with a normal high of 83°F at Rancho Bernardo.

What is the coldest month in Poway, CA?

December is the coldest month, with a normal low of 44°F.

What is the wettest month in Poway, CA?

February has the most precipitation on average, about 3.44 inches.

Checked Oct 25, 2026

Poway, CA Climate

1991 to 2020 normals at Rancho Bernardo, 4.5 mi from the center of Poway, elevation 690 ft.

Average weather by month

Select a month for daily normals and last year's weather

Month	High	Low	Precip.	Snow
January	67°	46°	2.79 in	--
February	67°	46°	3.44 in	--
March	68°	49°	2.04 in	--
April	70°	51°	1.09 in	--
May	72°	55°	0.38 in	--
June	76°	58°	0.08 in	--
July	82°	63°	0.10 in	--
August	83°	64°	0.05 in	--
September	81°	60°	0.17 in	--
October	78°	57°	0.66 in	--
November	71°	50°	1.08 in	--
December	66°	44°	2.28 in	--
Year	73°		14.16 in	--

Frequently asked questions

What is the hottest month in Poway, CA?: August is the warmest month, with a normal high of 83°F at Rancho Bernardo.
What is the coldest month in Poway, CA?: December is the coldest month, with a normal low of 44°F.
What is the wettest month in Poway, CA?: February has the most precipitation on average, about 3.44 inches.

Today

Poway, CA forecast

Data sources

U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information · Official site
U.S. Climate Normals 1991-2020 (daily) and GHCN-Daily via Access Data ServiceNOAA National Centers for Environmental Information · Official site

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About this data

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Climate normals are 30-year averages measured at one weather station, which may be miles from the place named here or at a different elevation.

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