Today | Weather | Monday, April 6, 2026

Weather in Hesperia, California

01:05 AM
Now
Night
55° F
Feels Like 52°
Precipitation 0 %
Wind 9 mph
Humidity 57 %
Today
Cloudy Weather
Day 81°
Night 52°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Hesperia Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 6, 2025)
Sunny Weather

Day

79°

Night

45°

Wind

7 mph

UV Index

8

Precipitation

1 %

Air Quality in Hesperia

NOW
78 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 25.09 µg/m³
PM10 34.5 µg/m³
O3 0.050 ppm
NO2 6.4 ppb
SO2 1 ppb
CO 0.22 ppm
NH3 0.92 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:

Air quality is acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.525.09 µg/m³
PM1034.5 µg/m³
O398.42 µg/m³
NO212 µg/m³
SO22.7 µg/m³
CO246.58 µg/m³
NH30.92 µg/m³
NO0 µg/m³