Riverside County Météo Prévisions
Riverside County weather: 18°C, couvert. Par heure forecast, 14-day outlook, UV, air quality and the best time à visit.
Climat in Riverside County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mois | Max moyenne | Min moyenne | Précipitations | Évaluation |
|---|---|---|---|---|
| janvier | 19° | 7° | 45 mm | ★★★★☆ |
| février | 20° | 9° | 115 mm | ★★★☆☆ |
| mars | 23° | 10° | 59 mm | ★★★★☆ |
| avril | 24° | 11° | 20 mm | ★★★★★ |
| mai | 27° | 13° | 5 mm | ★★★★★ |
| juin | 32° | 16° | 0 mm | ★★★★★ |
| juillet | 35° | 19° | 3 mm | ★★★★★ |
| août | 36° | 20° | 1 mm | ★★★★★ |
| septembre | 33° | 19° | 25 mm | ★★★★★ |
| octobre | 29° | 14° | 14 mm | ★★★★★ |
| novembre | 23° | 10° | 55 mm | ★★★★☆ |
| décembre | 21° | 8° | 39 mm | ★★★★☆ |
Climat type: Mediterranean. Source : Open-Meteo archive (ERA5).
Meilleur moment pour visiter Riverside County
Go in avril, mai, juin, juillet, août, septembre and octobre. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: janvier, février and décembre – expect the least comfortable mix of heat, cold or rain.
Recent extremes in Riverside County
Élevéest and lowest readings observed in the last 3 years of reanalysis data – not all-time records.
How Riverside County compares avec nearby places
Annual averages, and the difference against Riverside County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Orange County | 48 km | 18°C | 1°C cooler | 385 mm |
| Disneyland Resort | 51 km | 18°C | 1°C cooler | 483 mm |
| ZIP Code 90001 | 79 km | 18°C | 1°C cooler | 465 mm |
| Los Angeles County | 79 km | 18°C | 1°C cooler | 529 mm |
| Los Angeles | 79 km | 18°C | 1°C cooler | 529 mm |
What à pack, what à skip
- dim.glasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid janvier, février and décembre – historically the least comfortable months here.
Voir les prévisions de Riverside County par période
Riverside County weather – more answers
Explore Riverside County
Every topic we hold for this place, and the same topic for the places around it.
Météo 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 Amérique du Nord.
What is the weather like in Riverside County maintenant?
It is currently 18°C (64°F) avec couvert. Humidité is 69% and wind is 5 km/h.
When is the best time à visit Riverside County?
avril, mai, juin, juillet, août, septembre and octobre offer the most comfortable conditions in Riverside County, which has a Mediterranean climate. janvier, février and décembre 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 heure locale is 10:05 AM.
How many people live in Riverside County?
Riverside County has a population of approximately 2.5 million.
What is the nearest airport à Riverside County?
The closest airports are Los Angeles International Airport (LAX), 93 km away, San Diego International Airport (SAN), 137 km away and Harry Reid International Airport (LAS), 313 km away.
What are the top things à do in Riverside County?
Popular options include Disneyland Resort, Hollywood Sign, Santa lun.ica 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. |
|---|---|
| Prévisions and observations | Open-Meteo (ECMWF and national models). |
| Qualité de l’air and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Météo 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 octobre 24, 2026 at 10:05 AM heure locale. Live blocks refresh every 15 minutes; climate averages monthly.
