Weather · September
Perris weather in September
Average highs of 93°F, lows of 61°F and 0.20 in of rain, from 30 years of weather records.
September is Perris’s 3rd warmest month, with average highs of 93°F and lows of 61°F. That is 5° cooler than August, and 13° above the yearly average high.
- Average high
- 93°F
- Average low
- 61°F
- Precipitation
- 0.20 in
- Wet days
- 1
- Sunrise · sunset
- 6:32 AM · 6:56 PM
What to wear in September
- Hot days: light, breathable clothes, a sun hat, sunscreen and plenty of water for anything outdoors.
What September weather is good for
- Early-morning or evening outings, with indoor plans for the afternoon heat
What’s on in Perris in September
Guides for this month: Halloween in Perris.
See all upcoming events.
September compared with the months around it
Planning a trip? See the best time to visit Perris and today’s forecast.
Questions
How hot does it get in Perris in September?
Average highs are 93°F and average lows 61°F, for a daily mean of 77°F. Individual days run hotter or colder than these 30-year averages.
Does it rain in Perris in September?
September averages 0.20 in of precipitation over about 1 days with at least 0.01 in. It is the 10th wettest month of the year.
What time is sunset in Perris in September?
Around mid-September the sun rises about 6:32 AM and sets about 6:56 PM, for roughly 12.4 hours of daylight.
Is September a good time to visit Perris?
The mildest months for visiting are April, May, October. September is hot, with Halloween events.
NOAA U.S. Climate Normals 1991–2020, Elsinore station (10.3 mi from downtown). Sunrise and sunset are calculated for September 15 at the city’s coordinates.