Today | Weather | Monday, April 27, 2026

Weather in Alhambra, California

01:37 PM
Now
Cloudy Weather
68° F
Feels Like 75°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 9
Humidity 39 %
Today
Cloudy Weather
Day 70°
Night 52°
Precipitation 7 %
Wind 8 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

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.

Alhambra Weather Forecast Updated

Last updated on

Air Quality in Alhambra

NOW
84 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.31 µg/m³
PM10 2.87 µg/m³
O3 0.065 ppm
NO2 0.1 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0 µg/m³
NO 0.02 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)
PM2.51.31 µg/m³
PM102.87 µg/m³
O3127.2 µg/m³
NO20.14 µg/m³
SO20.36 µg/m³
CO129.01 µg/m³
NH30 µg/m³
NO0.02 µg/m³