Riverside County Weather Forecast
Riverside County weather: 69°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Snow forecast for Riverside County
No snow is in the current forecast window for Riverside County.
0 of the next 16 nights are forecast to reach freezing.
Average monthly lows here stay above freezing all year, so lying snow is rare.
16-day forecast for Riverside County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Mon, Oct 26 | ☀️ Clear sky | 82° / 56° | 0% | 10 mph | 5 |
| Tue, Oct 27 | ☁️ Overcast | 77° / 53° | 0% | 9 mph | 5 |
| Wed, Oct 28 | ☁️ Overcast | 76° / 52° | 0% | 6 mph | 5 |
| Thu, Oct 29 | ☁️ Overcast | 74° / 64° | 1% | 7 mph | 5 |
| Fri, Oct 30 | ☁️ Overcast | 69° / 63° | 22% | 7 mph | 3 |
| Sat, Oct 31 | ☁️ Overcast | 69° / 61° | 47% | 8 mph | 3 |
| Sun, Nov 1 | ☁️ Overcast | 69° / 62° | 59% | 5 mph | 4 |
| Mon, Nov 2 | ☀️ Clear sky | 79° / 60° | 23% | 5 mph | 5 |
| Tue, Nov 3 | ☀️ Clear sky | 82° / 64° | 8% | 9 mph | 5 |
| Wed, Nov 4 | ⛅ Partly cloudy | 83° / 64° | 9% | 4 mph | 5 |
| Thu, Nov 5 | ☁️ Overcast | 78° / 67° | 9% | 6 mph | 4 |
| Fri, Nov 6 | ☁️ Overcast | 76° / 66° | 18% | 10 mph | 4 |
| Sat, Nov 7 | 🌦️ Light drizzle | 75° / 66° | 23% · 0,0 in | 9 mph | 3 |
| Sun, Nov 8 | 🌦️ Light drizzle | 74° / 66° | 16% · 0,1 in | 5 mph | 3 |
| Mon, Nov 9 | ☀️ Clear sky | 83° / 64° | 10% | 7 mph | 5 |
| Tue, Nov 10 | ☀️ Clear sky | 89° / 69° | 11% | 6 mph | 5 |
Climate in Riverside County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 67° | 45° | 1,8 in | ★★★★☆ |
| February | 68° | 47° | 4,5 in | ★★★☆☆ |
| March | 73° | 50° | 2,3 in | ★★★★☆ |
| April | 75° | 52° | 0,8 in | ★★★★★ |
| May | 81° | 56° | 0,2 in | ★★★★★ |
| June | 89° | 61° | 0,0 in | ★★★★★ |
| July | 95° | 66° | 0,1 in | ★★★★★ |
| August | 98° | 69° | 0,0 in | ★★★★★ |
| September | 91° | 65° | 1,0 in | ★★★★★ |
| October | 85° | 57° | 0,6 in | ★★★★★ |
| November | 73° | 49° | 2,2 in | ★★★★☆ |
| December | 70° | 46° | 1,5 in | ★★★★☆ |
Climate type: Mediterranean. Source: Open-Meteo archive (ERA5).
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the Riverside County forecast by time range
Riverside County weather - more answers
Explore Riverside County
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Riverside County?
Riverside County is a county in California. Its coordinates are 33.9533, -117.3961. It lies in North America.
What is the weather like in Riverside County right now?
It is currently 69°F (21°C) with clear. Humidity is 44% and wind is 5 mph.
When is the best time to visit Riverside County?
April, May, June, July, August, September and October offer the most comfortable conditions in Riverside County, which has a Mediterranean climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Riverside County in?
Riverside County observes America/Los_Angeles (UTC-07:00). The local time is 10:39 PM.
How many people live in Riverside County?
Riverside County has a population of approximately 2.5 million.
What is the nearest airport to Riverside County?
The closest airports are Los Angeles International Airport (LAX), 58 mi away, San Diego International Airport (SAN), 85 mi away and Harry Reid International Airport (LAS), 194 mi away.
What are the top things to do in Riverside County?
Popular options include Disneyland Resort, Hollywood Sign, Santa Monica State Beach, Anza-Borrego Desert State Park, Joshua Tree National Park and Coronado Beach.
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| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 26, 2026 at 10:39 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
