Regional District of Okanagan-Similkameen (Penticton)
September
Weather in Regional District of Okanagan-Similkameen for September 2027
Your guide to Regional District of Okanagan-Similkameen weather in September - trends and predictions
In general, the average temperature in Regional District of Okanagan-Similkameen at the beginning of September is 28 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.6 °C by the end of September.
Regional District of Okanagan-Similkameen experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 86.4 mm.
Is September a good time to visit Regional District of Okanagan-Similkameen? check out the best time to travel to Regional District of Okanagan-Similkameen page.
✨ Is September a good time to visit Regional District of Okanagan-Similkameen? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
6
Rainy days
0
Snow days
23°/7°
Temperatures
11 km/h
Avg max wind
54 %
Avg humidity
Regional District of Okanagan-Similkameen Weather September
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Temperatures trend during September in Regional District of Okanagan-Similkameen
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September weather in Regional District of Okanagan-Similkameen day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Overcast | 31° /9° | 0 mm | 6.1 | |
| 2 Sept. |  Light rain | 30° /11° | 2.8 mm | 6 | |
| 3 Sept. |  Heavy rain | 26° /9° | 52 mm | 6 | |
| 4 Sept. |  Sunny | 27° /8° | 0 mm | 5.9 | |
| 5 Sept. | Sunny | 27° /8° | 0.3 mm | 5.8 | |
| 6 Sept. | Sunny | 29° /8° | 0 mm | 5.7 | |
| 7 Sept. | Light rain | 26° /9° | 3.2 mm | 5 | |
| 8 Sept. | Sunny | 29° /10° | 0 mm | 5.5 | |
| 9 Sept. |  Patchy rain possible | 25° /12° | 1.1 mm | 5 | |
| 10 Sept. | Sunny | 25° /9° | 0.1 mm | 5.3 | |
| 11 Sept. | Patchy rain possible | 24° /8° | 1.2 mm | 4 | |
| 12 Sept. | Overcast | 24° /9° | 0 mm | 5.2 | |
| 13 Sept. | Patchy rain possible | 22° /5° | 1.9 mm | 5 | |
| 14 Sept. | Overcast | 21° /6° | 0.6 mm | 5 | |
| 15 Sept. | Light rain | 21° /7° | 3.2 mm | 4.9 | |
| 16 Sept. | Sunny | 25° /7° | 0 mm | 4.8 | |
| 17 Sept. | Sunny | 24° /9° | 0 mm | 4.7 | |
| 18 Sept. | Patchy rain possible | 23° /9° | 0.1 mm | 4.6 | |
| 19 Sept. | Overcast | 21° /7° | 0 mm | 4.5 | |
| 20 Sept. | Sunny | 20° /4° | 0.6 mm | 4.4 | |
| 21 Sept. | Patchy rain possible | 21° /7° | 2.3 mm | 4.4 | |
| 22 Sept. | Sunny | 21° /6° | 0 mm | 4.3 | |
| 23 Sept. | Patchy rain possible | 21° /6° | 0 mm | 4 | |
| 24 Sept. | Sunny | 22° /9° | 0 mm | 4.1 | |
| 25 Sept. | Light rain | 18° /6° | 4.8 mm | 4 | |
| 26 Sept. |  Light freezing rain | 15° /5° | 2.3 mm | 3 | |
| 27 Sept. | Patchy rain possible | 17° /6° | 1.1 mm | 3.8 | |
| 28 Sept. | Light rain | 17° /3° | 2.9 mm | 3 | |
| 29 Sept. | Light rain | 14° /5° | 3.3 mm | 3 | |
| 30 Sept. | Light rain | 15° /2° | 2.7 mm | 3.6 | |
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Important Notice
Our weather forecast for Regional District of Okanagan-Similkameen 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 Regional District of Okanagan-Similkameen forecast closer to your planned date for the most up-to-date weather information.
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Regional District of Okanagan-Similkameen in September - FAQ
What are the expected maximum and minimum temperatures in Regional District of Okanagan-Similkameen during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Regional District of Okanagan-Similkameen during September?
Moderate rainfall is anticipated in Regional District of Okanagan-Similkameen during September, with a total of 86.4 mm spread over approximately 6 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Regional District of Okanagan-Similkameen during September?
The average wind speed in Regional District of Okanagan-Similkameen during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Regional District of Okanagan-Similkameen
Explore the daily rainfall trends and prepare for Regional District of Okanagan-Similkameens September weather 💧
Typically, Regional District of Okanagan-Similkameen has 6 rainy days in September with a total of 86.4 mm of rainfall.
UV exposure in Regional District of Okanagan-Similkameen during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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