Perris weather by month
Average highs run from 66°F in January to 96°F in July, and January nights average 42°F. It gets 12 inches of rain and melted snow a year, with almost no snow. Expect about 123 days a year at 90°F or hotter. The most comfortable months are February to May and October to November.
Best time to visit Perris
For comfortable weather, go in February to May and October to November. In those months the average high stays between 62°F and 86°F, nights average 42°F or warmer, and rain stays under 4.5 inches for the month.
Month by month
| Month | High | Low | Precip. | Snow | Wet days | Days 90°F+ | Nights below 32°F | Feels |
|---|---|---|---|---|---|---|---|---|
| January | 66°F | 42°F | 3.0 in | 0.0 in | 4 | 0 | 3 | mild days, chilly nights |
| February | 67°F | 43°F | 2.9 in | 0.0 in | 5 | 1 | 1 | mild |
| March | 72°F | 46°F | 1.5 in | 0.0 in | 3 | 1 | 0 | mild |
| April | 77°F | 49°F | 0.5 in | 0.2 in | 2 | 3 | 0 | warm |
| May | 82°F | 54°F | 0.2 in | 0.0 in | 1 | 8 | 0 | warm |
| June | 90°F | 58°F | 0.1 in | 0.0 in | 0 | 18 | 0 | hot |
| July | 97°F | 64°F | 0.2 in | 0.0 in | 0 | 28 | 0 | very hot |
| August | 98°F | 65°F | 0.1 in | 0.0 in | 0 | 29 | 0 | very hot |
| September | 93°F | 61°F | 0.2 in | 0.0 in | 0 | 23 | 0 | hot |
| October | 83°F | 54°F | 0.5 in | 0.0 in | 1 | 11 | 0 | warm |
| November | 73°F | 46°F | 0.6 in | 0.0 in | 2 | 2 | 1 | mild |
| December | 65°F | 40°F | 2.0 in | 0.0 in | 4 | 0 | 4 | mild days, chilly nights |
| Year | 80°F avg | 52°F avg | 11.7 in | 0.2 in | 22 | 123 | 9 |
"Wet days" are days with at least 0.1 inch of precipitation. "Feels" is a plain-language label for the average high. Normals for 1991-2020 from NOAA NCEI, station Elsinore, CA (USC00042805), 9.6 miles from the city center. Averages describe typical conditions, not a forecast.
Sunrise, sunset and daylight in Perris
The shortest day is December 21, with 9h 54m of daylight; the longest is June 21, with 14h 24m. The earliest sunset comes around December 1 (4:39 pm) and the latest around June 23 (8:03 pm). The sun sets after 8 pm on 32 days a year.
| On the 15th of | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:53 am | 5:03 pm | 10h 09m |
| February | 6:33 am | 5:33 pm | 11h 00m |
| March | 6:59 am | 6:56 pm | 11h 57m |
| April | 6:18 am | 7:20 pm | 13h 02m |
| May | 5:48 am | 7:42 pm | 13h 55m |
| June | 5:38 am | 8:01 pm | 14h 23m |
| July | 5:49 am | 7:59 pm | 14h 10m |
| August | 6:11 am | 7:34 pm | 13h 24m |
| September | 6:32 am | 6:54 pm | 12h 22m |
| October | 6:54 am | 6:14 pm | 11h 20m |
| November | 6:21 am | 4:45 pm | 10h 24m |
| December | 6:46 am | 4:41 pm | 9h 55m |
Calculated for 2026 at the center of Perris with NOAA's solar equations, in local clock time (Pacific Time, including daylight saving time where it applies). Times shift by a minute or two from year to year.
Is Perris getting warmer?
The last 10 years averaged 3.0°F warmer than the 20th century. See the climate stripes for Perris.Frequently asked questions
What is the warmest month in Perris?
August is the warmest month, with an average high of 98°F and an average low of 65°F (NOAA 1991-2020 normals).
What is the coldest month in Perris?
December is the coldest, with average lows of 40°F and highs of 65°F.
What is the rainiest month in Perris?
January gets the most precipitation, 3.0 inches on average. August is the driest at 0.1 inches.
Does it snow in Perris?
Very little. The normal yearly snowfall is under one inch.
When is the best time to visit Perris?
For comfortable weather, February to May and October to November. Those months average highs between 62 and 86°F with lows of 42°F or more and modest rain.
Thinking of moving to Perris?
See what homes, rent and everyday prices cost, who lives there and how it compares with nearby cities on the full Perris profile.
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