Today | Weather | Sunday, December 14, 2025

Weather in Tempe, Arizona

06:10 AM
Now
Cloudy Night
52° F
Feels Like 48°
Precipitation 0 %
Wind 6 mph
Humidity 61 %
Today
Cloudy Weather
Day 82°
Night 54°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 3

Tempe Weather Forecast Updated

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

Day

68°

Night

45°

Wind

4 mph

Precipitation

0 %

Air Quality in Tempe

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

Pollutant Concentrations:

PM2.5 30.22 µg/m³
PM10 58.57 µg/m³
O3 0.043 ppm
NO2 0.8 ppb
SO2 0.1 ppb
CO 0.16 ppm
NH3 2.25 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)
PM2.530.22 µg/m³
PM1058.57 µg/m³
O384.84 µg/m³
NO21.48 µg/m³
SO20.32 µg/m³
CO187.7 µg/m³
NH32.25 µg/m³
NO0 µg/m³