Today | Weather | Tuesday, November 11, 2025

Weather in Pomona, California

05:12 AM
Now
Cloudy Night
61° F
Feels Like 61°
Precipitation 0 %
Wind 5 mph
Humidity 37 %
Today
Cloudy Weather
Day 84°
Night 57°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 4

Pomona Weather Forecast Updated

58 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 11, 2024)
Cloudy Night

Day

73°

Night

48°

Wind

6 mph

Precipitation

49 %

Air Quality in Pomona

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

Pollutant Concentrations:

PM2.5 15.91 µg/m³
PM10 27.28 µg/m³
O3 0.047 ppm
NO2 0.4 ppb
SO2 0.2 ppb
CO 0.13 ppm
NH3 0 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)
PM2.515.91 µg/m³
PM1027.28 µg/m³
O391.66 µg/m³
NO20.66 µg/m³
SO20.49 µg/m³
CO153.79 µg/m³
NH30 µg/m³
NO0 µg/m³