Today | Weather | Sunday, December 14, 2025

Weather in Tucson, Arizona

06:09 AM
Now
Cloudy Night
46° F
Feels Like 43°
Precipitation 0 %
Wind 6 mph
Humidity 56 %
Today
Cloudy Weather
Day 82°
Night 57°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 3

Tucson Weather Forecast Updated

49 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 14, 2024)
Cloudy Night

Day

72°

Night

45°

Wind

4 mph

Precipitation

0 %

Air Quality in Tucson

NOW
39 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 9.27 µg/m³
PM10 13.49 µg/m³
O3 0.036 ppm
NO2 1.4 ppb
SO2 0.2 ppb
CO 0.12 ppm
NH3 5.21 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.59.27 µg/m³
PM1013.49 µg/m³
O371.51 µg/m³
NO22.6 µg/m³
SO20.4 µg/m³
CO133.29 µg/m³
NH35.21 µg/m³
NO0 µg/m³