Pima County (Tucson)
May
Weather in Pima County for May 2025
Your guide to Pima County weather in May - trends and predictions
In general, the average temperature in Pima County at the beginning of May is 29 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 34.1 °F by the end of May.
With an average of 2 rainy days, Pima County experiences minimal rainfall in May.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
29
Dry days
2
Rainy days
0
Snow days
31°/17°
Temperatures
24 km/h
Avg max wind
19 %
Avg humidity
Pima County in May average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2 30° | 3  29° | 4  28° | |||
| 5 28° | 6 28° | 7 30° | 8 31° | 9 29° | 10 27° | 11 29° |
| 12 31° | 13 33° | 14  33° | 15  33° | 16 32° | 17 33° | 18 33° |
| 19 31° | 20 33° | 21 32° | 22 33° | 23 33° | 24 33° | 25 33° |
| 26 33° | 27 35° | 28 35° | 29 35° | 30 34° | 31 34° |
You can click on date
Access Pima County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during May in Pima County
See the weather trend as well as the moving average line
May weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Partly cloudy | 30° /17° | 0 mm | 8 | |
| May 2 | Partly cloudy | 30° /15° | 0 mm | 8 | |
| May 3 | Overcast | 29° /15° | 0 mm | 6 | |
| May 4 | Sunny | 28° /14° | 0 mm | 7 | |
| May 5 | Partly cloudy | 28° /13° | 0 mm | 7 | |
| May 6 | Sunny | 28° /12° | 0 mm | 7 | |
| May 7 | Sunny | 30° /14° | 0 mm | 8 | |
| May 8 | Sunny | 31° /15° | 0 mm | 8 | |
| May 9 | Overcast | 29° /14° | 0 mm | 7 | |
| May 10 | Sunny | 27° /14° | 0 mm | 7 | |
| May 11 | Sunny | 29° /14° | 0 mm | 7 | |
| May 12 | Sunny | 31° /15° | 0 mm | 8 | |
| May 13 | Sunny | 33° /16° | 0 mm | 8 | |
| May 14 | Moderate rain at times | 33° /17° | 0.3 mm | 8 | |
| May 15 | Patchy rain possible | 33° /17° | 0.2 mm | 8 | |
| May 16 | Patchy rain possible | 32° /17° | 0.3 mm | 7 | |
| May 17 | Patchy rain possible | 33° /17° | 0.1 mm | 8 | |
| May 18 | Moderate or heavy rain shower | 33° /19° | 2.7 mm | 8 | |
| May 19 | Patchy rain possible | 31° /18° | 3.2 mm | 8 | |
| May 20 | Sunny | 33° /18° | 0 mm | 8 | |
| May 21 | Sunny | 32° /17° | 0 mm | 8 | |
| May 22 | Sunny | 33° /17° | 0 mm | 9 | |
| May 23 | Sunny | 33° /17° | 0 mm | 9 | |
| May 24 | Sunny | 33° /18° | 0 mm | 8 | |
| May 25 | Sunny | 33° /17° | 0 mm | 9 | |
| May 26 | Sunny | 33° /16° | 0 mm | 9 | |
| May 27 | Sunny | 35° /18° | 0 mm | 9 | |
| May 28 | Sunny | 35° /18° | 0 mm | 9 | |
| May 29 | Sunny | 35° /18° | 0 mm | 9 | |
| May 30 | Sunny | 34° /18° | 0 mm | 8 | |
| May 31 | Sunny | 34° /18° | 0 mm | 9 | |
| Next | |||||
Important Notice
Our weather forecast for Pima County in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Pima County forecast closer to your planned date for the most up-to-date weather information.
Pima County in May - FAQ
What are the expected maximum and minimum temperatures in Pima County during May?
Expect warm days with temperatures around 31°, cooling to mild conditions of 17° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Pima County during May?
Rainfall in Pima County during May is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Pima County during May?
The average wind speed in Pima County during May is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Pima County
Explore the daily rainfall trends and prepare for Pima Countys May weather 💧
UV exposure in Pima County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Top locations in Pima County
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is Pima County?Get accurate weather forecasts for Pima County, located at latitude 32.222 and longitude -110.926. Stay updated with localized weather information tailored for Pima County.
Found a mistake?
We appreciate your attention to details. Tell us here.