Tempe
September
Weather in Tempe for September 2025
Your guide to Tempe weather in September - trends and predictions
In general, the average temperature in Tempe at the beginning of September is 40 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 40.7 °F by the end of September.
With an average of 3 rainy days, Tempe experiences minimal rainfall in September.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
27
Dry days
3
Rainy days
0
Snow days
39°/26°
Temperatures
17 km/h
Avg max wind
23 %
Avg humidity
Tempe in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  38° | 2  39° | 3  40° | 4 40° | 5  40° | 6 41° | 7 42° |
| 8 40° | 9 43° | 10  42° | 11 40° | 12  37° | 13 37° | 14 38° |
| 15 37° | 16 39° | 17 36° | 18 37° | 19 37° | 20 35° | 21 34° |
| 22 36° | 23 38° | 24 39° | 25 41° | 26 42° | 27 42° | 28 42° |
| 29 40° | 30 39° |
You can click on date
Access Tempe weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in Tempe
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Patchy light rain with thunder | 38° /26° | 9.9 mm | 8 | |
| Sept. 2 | Patchy rain possible | 39° /27° | 0.6 mm | 9 | |
| Sept. 3 | Partly cloudy | 40° /28° | 0 mm | 10 | |
| Sept. 4 | Partly cloudy | 40° /29° | 0 mm | 10 | |
| Sept. 5 | Sunny | 40° /28° | 0 mm | 10 | |
| Sept. 6 | Sunny | 41° /28° | 0 mm | 10 | |
| Sept. 7 | Sunny | 42° /29° | 0 mm | 10 | |
| Sept. 8 | Sunny | 40° /29° | 0 mm | 10 | |
| Sept. 9 | Sunny | 43° /28° | 0 mm | 11 | |
| Sept. 10 | Overcast | 42° /29° | 0 mm | 10 | |
| Sept. 11 | Overcast | 40° /30° | 0 mm | 10 | |
| Sept. 12 | Thundery outbreaks possible | 37° /29° | 0 mm | 8 | |
| Sept. 13 | Patchy light rain with thunder | 37° /26° | 1.3 mm | 9 | |
| Sept. 14 | Sunny | 38° /26° | 0 mm | 9 | |
| Sept. 15 | Sunny | 37° /26° | 2.9 mm | 9 | |
| Sept. 16 | Sunny | 39° /25° | 0.2 mm | 9 | |
| Sept. 17 | Partly cloudy | 36° /24° | 0 mm | 9 | |
| Sept. 18 | Sunny | 37° /22° | 0 mm | 9 | |
| Sept. 19 | Sunny | 37° /22° | 0 mm | 9 | |
| Sept. 20 | Overcast | 35° /22° | 0 mm | 8 | |
| Sept. 21 | Sunny | 34° /20° | 0 mm | 8 | |
| Sept. 22 | Partly cloudy | 36° /21° | 0 mm | 9 | |
| Sept. 23 | Partly cloudy | 38° /22° | 0 mm | 9 | |
| Sept. 24 | Sunny | 39° /23° | 0 mm | 9 | |
| Sept. 25 | Sunny | 41° /23° | 0 mm | 10 | |
| Sept. 26 | Sunny | 42° /24° | 0 mm | 10 | |
| Sept. 27 | Overcast | 42° /25° | 0 mm | 10 | |
| Sept. 28 | Overcast | 42° /25° | 0 mm | 9 | |
| Sept. 29 | Sunny | 40° /26° | 0 mm | 10 | |
| Sept. 30 | Sunny | 39° /24° | 0 mm | 10 | |
| Next | |||||
Important Notice
Our weather forecast for Tempe in September 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 Tempe forecast closer to your planned date for the most up-to-date weather information.
Tempe in September - FAQ
What are the expected maximum and minimum temperatures in Tempe during September?
With daytime temperatures soaring above 39° and not dropping much below 26° at night, September in Tempe is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Tempe during September?
Expect minimal rainfall in Tempe during September, with a total of 14.9 mm over approximately 3 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Tempe during September?
The average wind speed in Tempe during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Tempe
Explore the daily rainfall trends and prepare for Tempes September weather 💧
UV exposure in Tempe during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
You are here
Where is Tempe?Get accurate weather forecasts for Tempe, located at latitude 33.415 and longitude -111.909. Stay updated with localized weather information tailored for Tempe.
Found a mistake?
We appreciate your attention to details. Tell us here.