Poway weather in September 2025

The temperatures in Poway in September are comfortable with low of 19°C and and high up to 29°C.

You can expect a few rainy days in Poway during September, but usually the weather is comfortable in September.

Our weather forecast can give you a great sense of what weather to expect in Poway in September 2025.

If you’re planning to visit Poway in the near future, we highly recommend that you review the 14 day weather forecast for Poway before you arrive.

Temperatures

29° / 19°

Rainy Days

Snowy Days

Dry Days

Rainfall

Sun Hours

11.8

Hrs

Explore the weather in Poway in other months

Month	Temperatures	Rainy Days	Dry Days	Rainfall	Weather	More details
January	20° / 10°	2	29	56 mm	Good	Poway in January
February	20° / 9°	2	26	62 mm	Good	Poway in February
March	20° / 10°	2	29	37 mm	Good	Poway in March
April	22° / 11°	1	29	16 mm	Good	Poway in April
May	23° / 12°	1	30	14 mm	Perfect	Poway in May
June	26° / 15°	0	30	3 mm	Perfect	Poway in June
July	29° / 18°	1	30	23 mm	Good	Poway in July
August	30° / 20°	1	30	13 mm	Good	Poway in August
September	29° / 19°	1	29	14 mm	Good	Poway in September
October	26° / 16°	0	31	11 mm	Perfect	Poway in October
November	23° / 13°	1	29	30 mm	Perfect	Poway in November
December	19° / 9°	2	29	59 mm	Good	Poway in December