Today's Weather Forecast - Tucson
Today's weather in Tucson. high 37°C (99°F), low 25°C (77°F). Sunny.
Today’s Hourly Weather Outlook
- Wind speed
- 13 km/h
- Rain probability
- 1%
- Wind speed
- 29 km/h
- Rain probability
- 14%
- Wind speed
- 16 km/h
- Rain probability
- 23%
- Wind speed
- 10 km/h
- Rain probability
- 1%
24-Hour Rain & Temperature Forecast
Sunrise & Sunset
Air Quality Index & Health Advice
Air Quality Index
- Air quality level
- Good
- Dominant pollutant
- Dominant: PM10
- Monitoring station
- South Tucson, Pima County, USA
- PM2.5
- 37μg/m³
- PM10
- 20μg/m³
- O₃
- 21.6ppb
- NO₂
- 1.7ppb
- SO₂
- 0.3ppb
- CO
- 2.1ppm
5-Day Weather Forecast
Full 15-Day ForecastWeather Insight
Tucson is forecast to reach a high of 37°C today, with an overnight low around 25°C. That's 5° above the long-term average high of 32°C for this time of year. It continues a recent pattern — 21 of the last 28 days with published data have run warmer than normal. Expect a low chance of rain (23% probability) and moderate breezes averaging 29 km/h. Air quality is currently good (AQI 29), with no notable outdoor health concerns.
Today vs Normal
The long-term average high for today is 32°C.
21 of the last 28 days with published data ran above normal.
It continues that pattern - today's forecast is also running above normal.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.