+33.9534° · -117.3962° · ELEV 0m
Riverside
United States · California
Monthly weather averages for Riverside, United States — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
August → DecemberClimate Overview
Riverside has a Mediterranean climate. The warmest month is August (35°C average high) and the coolest is December (18°C).
№ 02
369 mm / yearRainfall by Month
Riverside sees 369 mm of rain a year. The wettest month is January (82 mm); the driest is June (1 mm).
№ 03
April–MayBest Time to Visit
April–May
11°C – 26°C · 11.8h sun
The best time to visit Riverside is April–May, when temperatures average 11°C–26°C with 11.8 sunshine hours per day.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | 18.9°C | 6.7°C | 82 mm | 8.4 h | 06:54 | 17:03 |
|---|---|---|---|---|---|---|
| February | 20.3°C | 6.9°C | 55 mm | 9.3 h | 06:34 | 17:33 |
| March | 21.4°C | 8.6°C | 63 mm | 10.3 h | 07:00 | 18:57 |
| April | 25.4°C | 10.9°C | 20 mm | 11.4 h | 06:18 | 19:20 |
| May | 26.4°C | 12.6°C | 12 mm | 12.1 h | 05:48 | 19:43 |
| June | 31.6°C | 15.7°C | 1 mm | 13.3 h | 05:38 | 20:02 |
| July | 34.6°C | 18.5°C | 5 mm | 13.6 h | 05:49 | 20:01 |
| August | 35.2°C | 19.3°C | 6 mm | 12.6 h | 06:11 | 19:37 |
| September | 33.1°C | 17.8°C | 12 mm | 11.4 h | 06:32 | 18:56 |
| October | 29.0°C | 14.2°C | 15 mm | 10.3 h | 06:54 | 18:15 |
| November | 23.8°C | 9.3°C | 26 mm | 9.5 h | 06:22 | 16:46 |
| December | 18.4°C | 6.6°C | 72 mm | 8.1 h | 06:47 | 16:42 |