Penticton
August
Weather in Penticton for August 2025
Your guide to Penticton weather in August - trends and predictions
In general, the average temperature in Penticton at the beginning of August is 32 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.3 °C by the end of August.
Penticton sees moderate rainfall in August, averaging 7 rainy days.
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24
Dry days
7
Rainy days
0
Snow days
29°/10°
Temperatures
10 km/h
Avg max wind
48 %
Avg humidity
Penticton in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  34° | 2  35° | 3 34° | ||||
| 4  31° | 5 33° | 6  29° | 7 28° | 8 29° | 9 25° | 10  27° |
| 11 30° | 12 28° | 13 31° | 14 33° | 15 35° | 16 30° | 17 33° |
| 18 26° | 19 26° | 20 24° | 21  25° | 22 25° | 23 24° | 24 20° |
| 25 24° | 26 27° | 27 26° | 28 28° | 29  28° | 30  25° | 31 26° |
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Temperatures trend during August in Penticton
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Cloudy | 34° /9° | 0 mm | 8 | |
| 2 Aug. | Sunny | 35° /11° | 0 mm | 8 | |
| 3 Aug. | Sunny | 34° /11° | 0 mm | 9 | |
| 4 Aug. | Overcast | 31° /12° | 0.8 mm | 8 | |
| 5 Aug. | Overcast | 33° /12° | 0 mm | 8 | |
| 6 Aug. | Moderate rain at times | 29° /14° | 0.5 mm | 7 | |
| 7 Aug. | Overcast | 28° /10° | 0.1 mm | 7 | |
| 8 Aug. | Overcast | 29° /9° | 0 mm | 7 | |
| 9 Aug. | Moderate or heavy rain shower | 25° /8° | 3 mm | 6 | |
| 10 Aug. | Partly cloudy | 27° /7° | 0 mm | 7 | |
| 11 Aug. | Partly cloudy | 30° /7° | 0 mm | 8 | |
| 12 Aug. | Partly cloudy | 28° /9° | 0.2 mm | 7 | |
| 13 Aug. | Sunny | 31° /8° | 0 mm | 8 | |
| 14 Aug. | Sunny | 33° /9° | 0 mm | 8 | |
| 15 Aug. | Sunny | 35° /11° | 0 mm | 9 | |
| 16 Aug. | Sunny | 30° /10° | 2.2 mm | 7 | |
| 17 Aug. | Partly cloudy | 33° /11° | 0 mm | 8 | |
| 18 Aug. | Sunny | 26° /9° | 0 mm | 7 | |
| 19 Aug. | Sunny | 26° /6° | 0 mm | 7 | |
| 20 Aug. | Sunny | 24° /5° | 1.4 mm | 6 | |
| 21 Aug. | Patchy rain possible | 25° /6° | 2 mm | 6 | |
| 22 Aug. | Moderate rain at times | 25° /7° | 1.1 mm | 6 | |
| 23 Aug. | Patchy rain possible | 24° /5° | 2.8 mm | 6 | |
| 24 Aug. | Sunny | 20° /3° | 1.3 mm | 5 | |
| 25 Aug. | Overcast | 24° /1° | 0 mm | 6 | |
| 26 Aug. | Sunny | 27° /2° | 0 mm | 7 | |
| 27 Aug. | Sunny | 26° /4° | 5.6 mm | 7 | |
| 28 Aug. | Sunny | 28° /3° | 0.1 mm | 7 | |
| 29 Aug. | Thundery outbreaks possible | 28° /3° | 0 mm | 7 | |
| 30 Aug. | Heavy rain | 25° /4° | 14.4 mm | 6 | |
| 31 Aug. | Patchy rain possible | 26° /4° | 0.4 mm | 7 | |
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Important Notice
Our weather forecast for Penticton in August 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 Penticton forecast closer to your planned date for the most up-to-date weather information.
Penticton in August - FAQ
What are the expected maximum and minimum temperatures in Penticton during August?
Enjoy moderate daytime temperatures of up to 29° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Penticton during August?
In August, Penticton can expect light to moderate rainfall, totaling 43.1 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Penticton during August?
The average wind speed in Penticton during August is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
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