Today | Weather | Saturday, August 8, 2026

Active Weather Warnings

Heat Advisory

Weather in Menifee, California

11:55 PM

Today

Day 106°

Night 70°

Precipitation 0 %

Wind 5 mph

Menifee Weather Forecast Updated

Weather Forecast History

Last Year's Weather on This Day (August 8, 2025)

Day

100°

Night

64°

Wind

5 mph

Precipitation

0 %

Air Quality in Menifee

NOW

58 AQI

Moderate air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 15.61 µg/m³

PM₁₀ 31.64 µg/m³

O₃ 0.046 ppm

NO₂ 0.4 ppb

SO₂ 0.3 ppb

CO 0.09 ppm

NH₃ 0.02 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 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)

PM_2.5 – 15.61 µg/m³

PM₁₀ – 31.64 µg/m³

O₃ – 89.76 µg/m³

NO₂ – 0.84 µg/m³

SO₂ – 0.72 µg/m³

CO – 100.02 µg/m³

NH₃ – 0.02 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Menifee

Moderate Expected Likely

Heat Advisory

Heat Advisory issued August 8 at 9:11PM PDT until August 9 at 8:00PM PDT by NWS San Diego CA

Aug 8, 9:11 PM → Aug 9, 8:00 PM

WHAT: High temperatures in the mid 90s to low 100s expected.

WHERE: San Bernardino and Riverside County Valleys-The Inland
Empire.

WHEN: Until 8 PM PDT Sunday.

IMPACTS: Hot temperatures may cause heat illnesses.

+ Read More

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Updated: Aug 8, 11:20 PM Source: NWS Alert