Today | Weather | Sunday, February 1, 2026

Weather in Riverside, California

08:43 PM
Now
Cloudy Night
63° F
Feels Like 63°
Precipitation 0 %
Wind 5 mph
Humidity 44 %
Today
Cloudy Night
Day 84°
Night 45°
Precipitation 0 %
Wind 4 mph

Riverside Weather Forecast Updated

25 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 1, 2025)
Cloudy Weather

Day

73°

Night

45°

Wind

4 mph

UV Index

4

Precipitation

0 %

Air Quality in Riverside

NOW
131 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 47.93 µg/m³
PM10 60.65 µg/m³
O3 0.062 ppm
NO2 2.1 ppb
SO2 0.6 ppb
CO 0.33 ppm
NH3 0.34 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is not likely to be affected.

Show raw pollutant concentrations (µg/m³)
PM2.547.93 µg/m³
PM1060.65 µg/m³
O3120.95 µg/m³
NO23.98 µg/m³
SO21.63 µg/m³
CO372.64 µg/m³
NH30.34 µg/m³
NO0 µg/m³