Wenatchee (WA)
September
Weather in Wenatchee, Washington for September 2027
Your guide to Wenatchee weather in September - trends and predictions
In general, the average temperature in Wenatchee at the beginning of September is 30.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.7 °C by the end of September.
With an average of 2 rainy days, Wenatchee experiences minimal rainfall in September.
Is September a good time to visit Wenatchee? check out the best time to travel to Wenatchee page.
✨ Is September a good time to visit Wenatchee? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
28
Dry days
2
Rainy days
0
Snow days
25°/10°
Temperatures
13 km/h
Avg max wind
49 %
Avg humidity
Wenatchee Weather September
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Temperatures trend during September in Wenatchee
See the weather trend as well as the moving average line
September weather in Wenatchee day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 34° /15° | 0 mm | 6 | |
| Sept. 2 |  Patchy rain possible | 32° /13° | 2.4 mm | 6 | |
| Sept. 3 | Patchy rain possible | 30° /13° | 1.2 mm | 6.4 | |
| Sept. 4 |  Sunny | 30° /13° | 0.2 mm | 6.4 | |
| Sept. 5 | Sunny | 30° /13° | 0 mm | 6.3 | |
| Sept. 6 | Overcast | 31° /14° | 0 mm | 6 | |
| Sept. 7 |  Cloudy | 29° /14° | 0 mm | 5 | |
| Sept. 8 |  Partly cloudy | 30° /12° | 0 mm | 6 | |
| Sept. 9 | Partly cloudy | 26° /11° | 0 mm | 5 | |
| Sept. 10 | Partly cloudy | 29° /11° | 0 mm | 5 | |
| Sept. 11 | Patchy rain possible | 25° /10° | 0 mm | 5 | |
| Sept. 12 | Partly cloudy | 25° /9° | 0.7 mm | 4 | |
| Sept. 13 |  Light rain | 22° /8° | 8.8 mm | 5 | |
| Sept. 14 | Partly cloudy | 21° /8° | 0 mm | 5 | |
| Sept. 15 | Sunny | 21° /6° | 0.3 mm | 5 | |
| Sept. 16 | Sunny | 25° /8° | 0 mm | 5.3 | |
| Sept. 17 | Sunny | 26° /10° | 0 mm | 5.2 | |
| Sept. 18 | Sunny | 25° /10° | 0 mm | 5.1 | |
| Sept. 19 | Sunny | 27° /10° | 0 mm | 5 | |
| Sept. 20 | Sunny | 25° /10° | 0 mm | 4.9 | |
| Sept. 21 | Overcast | 23° /8° | 0 mm | 4.8 | |
| Sept. 22 | Overcast | 23° /6° | 0 mm | 4.7 | |
| Sept. 23 | Partly cloudy | 25° /10° | 0 mm | 4.6 | |
| Sept. 24 | Sunny | 26° /10° | 0 mm | 4.5 | |
| Sept. 25 | Patchy rain possible | 22° /11° | 2.3 mm | 4.5 | |
| Sept. 26 | Cloudy | 19° /6° | 0.1 mm | 4.4 | |
| Sept. 27 | Partly cloudy | 21° /8° | 0 mm | 4.3 | |
| Sept. 28 | Overcast | 22° /7° | 0 mm | 4.2 | |
| Sept. 29 | Partly cloudy | 17° /6° | 0.2 mm | 4 | |
| Sept. 30 | Sunny | 17° /6° | 0 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Wenatchee 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 Wenatchee forecast closer to your planned date for the most up-to-date weather information.
Change Month
Wenatchee in September - FAQ
What are the expected maximum and minimum temperatures in Wenatchee during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Wenatchee during September?
Expect minimal rainfall in Wenatchee during September, with a total of 16.3 mm over approximately 2 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Wenatchee during September?
The average wind speed in Wenatchee during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Wenatchee
Explore the daily rainfall trends and prepare for Wenatchees September weather 💧
Typically, Wenatchee has 2 rainy days in September with a total of 16.3 mm of rainfall.
UV exposure in Wenatchee during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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