Today | Weather | Tuesday, February 24, 2026

Weather in Hesperia, California

01:47 PM
Now
Cloudy Weather
79° F
Feels Like 81°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 4
Humidity 27 %
Today
Cloudy Weather
Day 79°
Night 48°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 5

Hesperia Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 24, 2025)
Sunny Weather

Day

79°

Night

43°

Wind

7 mph

UV Index

5

Precipitation

0 %

Air Quality in Hesperia

NOW
165 AQI
Unhealthy air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 83.6 µg/m³
PM10 105.14 µg/m³
O3 0.087 ppm
NO2 23.3 ppb
SO2 3.1 ppb
CO 0.52 ppm
NH3 0.54 µg/m³
NO 7.7 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:

Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.

Show raw pollutant concentrations (µg/m³)
PM2.583.6 µg/m³
PM10105.14 µg/m³
O3171.2 µg/m³
NO243.88 µg/m³
SO28.05 µg/m³
CO594.87 µg/m³
NH30.54 µg/m³
NO7.7 µg/m³