Today | Weather | Sunday, March 15, 2026

Weather in Murrieta, California

01:10 PM
Now
Cloudy Weather
82° F
Feels Like 88°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 6
Humidity 25 %
Today
Cloudy Weather
Day 88°
Night 52°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 6

Murrieta Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 15, 2025)
Cloudy Weather

Day

63°

Night

37°

Wind

6 mph

UV Index

6

Precipitation

2 %

Air Quality in Murrieta

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

Pollutant Concentrations:

PM2.5 14.44 µg/m³
PM10 29.04 µg/m³
O3 0.052 ppm
NO2 0.2 ppb
SO2 0.4 ppb
CO 0.12 ppm
NH3 0.22 µg/m³
NO 0.08 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)
PM2.514.44 µg/m³
PM1029.04 µg/m³
O3103.06 µg/m³
NO20.43 µg/m³
SO21.09 µg/m³
CO138.72 µg/m³
NH30.22 µg/m³
NO0.08 µg/m³