Pima County Weather Forecast
Pima County weather: 83°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Live radar and satellite over Pima County
Open the layers control on the map to switch rain radar and cloud imagery on. Both load only when you ask for them.
Radar frames: RainViewer (global composite, ~10 minute refresh). Satellite: NASA GIBS MODIS true colour, previous day. Coverage and refresh vary by region.
Active alerts for Pima County
Extreme Heat Warning issued August 20 at 7:54PM MST until August 22 at 8:00PM MST by NWS Tucson AZ
Issued by NWS Tucson AZ
Weather in Pima County right now
Source: Open-Meteo. Updated 5:50 AM, Aug 21 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
See the Pima County forecast by time range
Pima County weather - more answers
Explore Pima County
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Pima County?
Pima County is a county in Arizona. Its coordinates are 32.2226, -110.9747. It lies in North America.
What is the weather like in Pima County right now?
It is currently 83°F (29°C) with clear. Humidity is 35% and wind is 2 mph.
When is the best time to visit Pima County?
February, March, April and May offer the most comfortable conditions in Pima County, which has a hot and arid climate. January, July and September are usually the hardest months for outdoor plans.
What time zone is Pima County in?
Pima County observes America/Phoenix (UTC-07:00). The local time is 5:50 AM.
How many people live in Pima County?
Pima County has a population of approximately 1.1 million.
What is the nearest airport to Pima County?
The closest airports are Phoenix Sky Harbor International Airport (PHX), 103 mi away.
What are the top things to do in Pima County?
Popular options include Saguaro National Park, Slide Rock State Park and Petrified Forest National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 21, 2026 at 5:50 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
