Today | Weather | Sunday, December 14, 2025

Weather in Hesperia, California

05:19 AM
Now
Cloudy Night
45° F
Feels Like 45°
Precipitation 0 %
Wind 5 mph
Humidity 74 %
Today
Cloudy Weather
Day 70°
Night 36°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 3

Hesperia Weather Forecast Updated

4 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 14, 2024)
Cloudy Night

Day

61°

Night

34°

Wind

7 mph

Precipitation

0 %

Air Quality in Hesperia

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

Pollutant Concentrations:

PM2.5 77.61 µg/m³
PM10 95.25 µg/m³
O3 0.035 ppm
NO2 11.8 ppb
SO2 2.4 ppb
CO 0.49 ppm
NH3 0.05 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:

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

Show raw pollutant concentrations (µg/m³)
PM2.577.61 µg/m³
PM1095.25 µg/m³
O369.12 µg/m³
NO222.15 µg/m³
SO26.42 µg/m³
CO560.84 µg/m³
NH30.05 µg/m³
NO0 µg/m³