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Today Hourly 7 days 30 days Air Quality
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Hourly Weather | Today › Wednesday, July 15, 2026
Active Weather Warnings
Riverside, California
3 AM
Night
73°
Feels Like 72°
0
Humidity: 64%
UV Index: 0
Wind: 2 mph
4 AM
Night
72°
Feels Like 72°
0
Humidity: 69%
UV Index: 0
Wind: 2 mph
5 AM
Night
72°
Feels Like 72°
0
Humidity: 70%
UV Index: 0
Wind: 2 mph
6 AM
Sunny Weather
72°
Feels Like 72°
0
Humidity: 71%
UV Index: 0
Wind: 2 mph
7 AM
Sunny Weather
75°
Feels Like 75°
0
Humidity: 63%
UV Index: 1
Wind: 2 mph
8 AM
Sunny Weather
81°
Feels Like 84°
0
Humidity: 52%
UV Index: 2
Wind: 2 mph
9 AM
Sunny Weather
86°
Feels Like 91°
0
Humidity: 44%
UV Index: 3
Wind: 4 mph
10 AM
Sunny Weather
91°
Feels Like 97°
0
Humidity: 37%
UV Index: 5
Wind: 5 mph
11 AM
Sunny Weather
95°
Feels Like 102°
0
Humidity: 32%
UV Index: 8
Wind: 6 mph
12 PM
Sunny Weather
99°
Feels Like 106°
0
Humidity: 28%
UV Index: 11
Wind: 7 mph
1 PM
Sunny Weather
102°
Feels Like 108°
0
Humidity: 25%
UV Index: 11
Wind: 9 mph
2 PM
Cloudy Weather
106°
Feels Like 109°
0
Humidity: 23%
UV Index: 11
Wind: 12 mph
3 PM
Cloudy Weather
106°
Feels Like 108°
0
Humidity: 21%
UV Index: 8
Wind: 13 mph
4 PM
Cloudy Weather
106°
Feels Like 106°
0
Humidity: 22%
UV Index: 5
Wind: 14 mph
5 PM
Cloudy Weather
102°
Feels Like 102°
0
Humidity: 23%
UV Index: 3
Wind: 14 mph
6 PM
Cloudy Weather
100°
Feels Like 100°
0
Humidity: 24%
UV Index: 2
Wind: 12 mph
7 PM
Cloudy Weather
99°
Feels Like 95°
0
Humidity: 28%
UV Index: 1
Wind: 9 mph
8 PM
Sunny Weather
93°
Feels Like 91°
0
Humidity: 31%
UV Index: 0
Wind: 8 mph
9 PM
Night
91°
Feels Like 90°
0
Humidity: 34%
UV Index: 0
Wind: 7 mph
10 PM
Night
88°
Feels Like 86°
0
Humidity: 38%
UV Index: 0
Wind: 6 mph
11 PM
Night
86°
Feels Like 84°
0
Humidity: 42%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.4 µg/m³
  • PM10: 17.28 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.4 µg/m³
  • PM10: 17.6 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.46 µg/m³
  • PM10: 18.09 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.57 µg/m³
  • PM10: 18.68 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.68 µg/m³
  • PM10: 19.29 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 AM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.79 µg/m³
  • PM10: 19.88 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 AM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.91 µg/m³
  • PM10: 20.38 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 AM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.13 µg/m³
  • PM10: 20.99 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 AM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.39 µg/m³
  • PM10: 21.69 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

12 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.63 µg/m³
  • PM10: 22.33 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

1 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.86 µg/m³
  • PM10: 22.85 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

2 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.08 µg/m³
  • PM10: 23.21 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

3 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.38 µg/m³
  • PM10: 23.57 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
41 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.84 µg/m³
  • PM10: 23.93 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
44 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.59 µg/m³
  • PM10: 24.61 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.56 µg/m³
  • PM10: 25.7 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
50 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.9 µg/m³
  • PM10: 26.06 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
48 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.49 µg/m³
  • PM10: 25.59 µg/m³
  • O3: 0.049 ppm
  • NO2: 0.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.83 µg/m³
  • PM10: 24.83 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.15 µg/m³
  • PM10: 24.02 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.51 µg/m³
  • PM10: 23.3 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Riverside

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.
+ Read More
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

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