Riverside County, CA Weather Forecast
County weather hub
Sunny
Compare major city weather across Riverside County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 103. Southwest wind 5 to 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Riverside County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 29 of 29 mapped cities in Riverside County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 10 to Jul 14, 2026
- Latest sync
- Jul 8, 2026 4:43 PM PDT
- Forecast office
- PSR
- Source
- NOAA / NWS
Daily Outlook
This Week in Riverside County
Friday looks like the warmest upcoming period in Riverside County at 103 degrees F.
Friday Night is the coolest period ahead with temperatures near 79 degrees F.
The strongest winds are forecast for Friday at about 5 to 10 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 8, 2026 4:43 PM PDT
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- PSR
- Radar station
- KNKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 79.
Mostly sunny, with a high near 100.
Partly cloudy, with a low around 81.
Partly sunny, with a high near 99.
A slight chance of rain showers after 5am. Partly cloudy, with a low around 81.
A slight chance of rain showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm. Mostly sunny, with a high near 98.
A slight chance of rain showers after 5am. Mostly clear, with a low around 82.
A slight chance of rain showers before 11am, then a slight chance of showers and thunderstorms between 11am and 5pm. Sunny, with a high near 100.
Mostly clear, with a low around 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 10
|
Sunny
|
103°F |
5 to 10 mph
SW
|
|
Friday Night
Jul 10
|
Mostly Clear
|
79°F |
5 to 10 mph
W
|
|
Saturday
Jul 11
|
Mostly Sunny
|
100°F |
5 to 10 mph
SW
|
|
Saturday Night
Jul 11
|
Partly Cloudy
|
81°F |
0 to 10 mph
SW
|
|
Sunday
Jul 12
|
Partly Sunny
|
99°F |
0 to 10 mph
S
|
|
Sunday Night
Jul 12
|
Partly Cloudy then Slight Chance Rain Showers
|
81°F |
5 to 10 mph
W
|
|
Monday
Jul 13
|
Chance Showers And Thunderstorms
|
98°F |
5 to 10 mph
S
|
|
Monday Night
Jul 13
|
Mostly Clear then Slight Chance Rain Showers
|
82°F |
5 to 10 mph
W
|
|
Tuesday
Jul 14
|
Slight Chance Showers And Thunderstorms
|
100°F |
5 to 10 mph
SW
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
83°F |
5 to 10 mph
NW
|
Major City Forecasts
Live forecast snapshots for major cities across Riverside County.
Coverage
Forecast coverage currently spans 29 of 29 mapped cities in Riverside County.
Largest mapped city population in this region: 330,786.
