Today | Weather | Friday, August 29, 2025

Weather in Tempe, Arizona

05:15 AM
Now
Cloudy NightCloudy night, overcast skies at night with no rain.
82° F
Feels Like 79°
Precipitation 0 %
Wind 6 mph
Humidity 41 %
Today
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 104°
Night 81°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Other:

Very warm with times of cloud cover and sunshine.

Tempe Weather Forecast Updated

48 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (August 29, 2024)

Cloudy WeatherCloudy weather, overcast skies with clouds.

Day

109°

Night

84°

Wind

6 mph

UV Index

9

Precipitation

3

Air quality in Tempe

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

Pollutant Concentrations:

PM2.5 8.20 µg/m³
PM10 36.53 µg/m³
O₃ 16.37 ppb
NO₂ 9.05 ppb
SO₂ 0.23 ppb
CO 158.28 ppb
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors