Today | Weather | Sunday, April 26, 2026

Active Weather Warnings

Wind Advisory

Weather in Hesperia, California

02:32 AM

Now

46° F

Feels Like 36°

Precipitation 40 %

Wind 13 mph

Humidity 87 %

Today

Day 61°

Night 43°

Precipitation 11 %

Wind 16 mph

UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

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

30 minutes ago

Last updated on April 26, 2026 at 2:01 AM

Weather Forecast History

Last Year's Weather on This Day (April 26, 2025)

Day

52°

Night

41°

Wind

16 mph

UV Index

Precipitation

80 %

Air Quality in Hesperia

NOW

47 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 0.59 µg/m³

PM₁₀ 1.07 µg/m³

O₃ 0.051 ppm

NO₂ 0.8 ppb

SO₂ 0.2 ppb

CO 0.11 ppm

NH₃ 0.05 µg/m³

NO 0 µg/m³

PM_2.5 – 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 0.59 µg/m³

PM₁₀ – 1.07 µg/m³

O₃ – 100.11 µg/m³

NO₂ – 1.51 µg/m³

SO₂ – 0.65 µg/m³

CO – 130.46 µg/m³

NH₃ – 0.05 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Hesperia

Moderate Expected Likely

Wind Advisory

Wind Advisory issued April 25 at 9:52PM PDT until April 26 at 11:00AM PDT by NWS San Diego CA

Apr 25, 9:52 PM → Apr 26, 11:00 AM

WHAT: West winds 25 to 35 mph with gusts up to 50 mph expected.
Isolated gusts to 60 mph through the passes.

WHERE: Apple and Lucerne Valleys, Coachella Valley, San Diego
County Deserts, and San Gorgonio Pass near Banning.

WHEN: Until 11 AM PDT Sunday.

IMPACTS: Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Locally reduced visibility in blowing dust.

+ Read More

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.

Updated: Apr 26, 2:01 AM Source: NWS Alert