Riverside, California Weather:
Active Weather Warnings
Thursday, July 16, 2026
Cloudy Weather
Day 102°
Night 70°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (July 16, 2025)
Sunny Weather

Day

90°

Night

63°

Wind

7 mph

UV Index

11

Precipitation

2 %

Weather Alerts and Warnings for

Severe Future Likely

Extreme Heat Watch

Extreme Heat Watch issued July 13 at 3:16AM PDT until July 16 at 8:00PM PDT by NWS San Diego CA
Jul 14, 10:00 AM Jul 16, 8:00 PM
WHAT: Hot and humid conditions with elevated overnight
temperatures. Temperatures will be in the 90s in the mountains
below 6000 feet, 95 to 107 or more for inland valleys, and 80s
near the coast.

WHERE: Orange County Coastal Areas, Orange County Inland Areas,
Riverside County Mountains, San Bernardino County Mountains, San
Bernardino and Riverside County Valleys-The Inland Empire, San
Diego County Coastal Areas, San Diego County Mountains, San Diego
County Valleys, San Gorgonio Pass near Banning, and Santa Ana
Mountains and Foothills.

WHEN: From Tuesday morning through Thursday evening.

IMPACTS: Heat related illnesses increase significantly during
extreme heat events.
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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Updated: Jul 13, 9:28 AM Source: NWS Alert
Severe Expected Likely

Extreme Heat Warning

Extreme Heat Warning issued July 15 at 1:53AM PDT until July 16 at 8:00PM PDT by NWS San Diego CA
Jul 15, 10:00 AM Jul 16, 8:00 PM
WHAT: Hot and humid conditions with elevated overnight
temperatures in the upper 60s and lower 70s. High temperatures in
the 90s for inland Orange County and in the mountains below 6000
feet, in the mid 90s to 102 in the San Diego County valleys, and
in the upper 90s to 108 for the Inland Empire expected.

WHERE: Orange County Inland Areas, Riverside County Mountains,
San Bernardino County Mountains, San Bernardino and Riverside
County Valleys-The Inland Empire, San Diego County Mountains, San
Diego County Valleys, San Gorgonio Pass near Banning, and Santa
Ana Mountains and Foothills.

WHEN: From 10 AM this morning to 8 PM PDT Thursday.

IMPACTS: Heat related illnesses increase significantly during
extreme heat events.
+ Read More
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
Updated: Jul 15, 2:04 AM Source: NWS Alert