Today | Weather | Tuesday, April 7, 2026

Weather in Tucson, Arizona

10:23 PM
Now
Night
73° F
Feels Like 72°
Precipitation 0 %
Wind 5 mph
Humidity 26 %
Today
Night
Day 84°
Night 61°
Precipitation 0 %
Wind 5 mph

Tucson Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 7, 2025)
Sunny Weather

Day

82°

Night

52°

Wind

4 mph

UV Index

9

Precipitation

0 %

Air Quality in Tucson

NOW
44 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.16 µg/m³
PM10 13.45 µg/m³
O3 0.048 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.10 ppm
NH3 8.29 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)
PM2.54.16 µg/m³
PM1013.45 µg/m³
O393.83 µg/m³
NO21.07 µg/m³
SO20.12 µg/m³
CO114.23 µg/m³
NH38.29 µg/m³
NO0 µg/m³