Bend (OR)
September
Weather in Bend, Oregon for September 2026
Your guide to Bend weather in September - trends and predictions
In general, the average temperature in Bend at the beginning of September is 30.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.7 °C by the end of September.
With an average of 5 rainy days, Bend experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
More
25
Dry days
5
Rainy days
0
Snow days
24°/12°
Temperatures
18 km/h
Avg max wind
47 %
Avg humidity
Bend Weather September
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Temperatures trend during September in Bend
See the weather trend as well as the moving average line
September weather in Bend day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Cloudy | 33° /17° | 0 mm | 8 | |
| Sept. 2 |  Moderate or heavy rain shower | 31° /15° | 1.1 mm | 7 | |
| Sept. 3 |  Sunny | 29° /15° | 0 mm | 7 | |
| Sept. 4 | Sunny | 31° /16° | 0 mm | 8 | |
| Sept. 5 | Sunny | 31° /17° | 0 mm | 7 | |
| Sept. 6 |  Partly cloudy | 31° /15° | 3.6 mm | 7 | |
| Sept. 7 |  Overcast | 27° /16° | 0 mm | 6 | |
| Sept. 8 | Overcast | 25° /13° | 15.8 mm | 6 | |
| Sept. 9 | Partly cloudy | 23° /12° | 0 mm | 6 | |
| Sept. 10 | Sunny | 22° /10° | 4.5 mm | 6 | |
| Sept. 11 | Moderate or heavy rain shower | 16° /10° | 10.3 mm | 4 | |
| Sept. 12 | Sunny | 20° /8° | 0 mm | 6 | |
| Sept. 13 | Sunny | 23° /10° | 0 mm | 7 | |
| Sept. 14 | Partly cloudy | 19° /9° | 0 mm | 5 | |
| Sept. 15 |  Patchy rain possible | 19° /7° | 0.2 mm | 5 | |
| Sept. 16 | Overcast | 22° /10° | 0 mm | 6 | |
| Sept. 17 | Overcast | 22° /11° | 0 mm | 6 | |
| Sept. 18 | Partly cloudy | 23° /10° | 0.2 mm | 6 | |
| Sept. 19 | Sunny | 25° /11° | 0 mm | 6 | |
| Sept. 20 | Partly cloudy | 23° /12° | 0 mm | 6 | |
| Sept. 21 | Cloudy | 19° /8° | 0 mm | 4 | |
| Sept. 22 | Partly cloudy | 22° /7° | 0 mm | 6 | |
| Sept. 23 | Partly cloudy | 27° /12° | 0 mm | 7 | |
| Sept. 24 | Sunny | 30° /13° | 0 mm | 8 | |
| Sept. 25 | Overcast | 26° /13° | 0 mm | 6 | |
| Sept. 26 | Sunny | 23° /8° | 0 mm | 7 | |
| Sept. 27 | Sunny | 25° /11° | 0 mm | 7 | |
| Sept. 28 | Partly cloudy | 27° /12° | 0 mm | 7 | |
| Sept. 29 | Partly cloudy | 18° /10° | 0 mm | 5 | |
| Sept. 30 | Sunny | 17° /7° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Bend 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 Bend forecast closer to your planned date for the most up-to-date weather information.
Change Month
Bend in September - FAQ
What are the expected maximum and minimum temperatures in Bend during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bend during September?
In September, Bend can expect light to moderate rainfall, totaling 35.6 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Bend during September?
The average wind speed in Bend during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Bend
Explore the daily rainfall trends and prepare for Bends September weather 💧
Typically, Bend has 5 rainy days in September with a total of 35.6 mm of rainfall.
UV exposure in Bend during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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