Big Bear Lake (CA)
August
Weather in Big Bear Lake, California for August 2026
Your guide to Big Bear Lake weather in August - trends and predictions
In general, the average temperature in Big Bear Lake at the beginning of August is 28.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25 °C by the end of August.
With an average of 2 rainy days, Big Bear Lake experiences minimal rainfall in August.
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Temperatures
Rain 🌧️
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29
Dry days
2
Rainy days
0
Snow days
27°/18°
Temperatures
13 km/h
Avg max wind
26 %
Avg humidity
Big Bear Lake Weather August
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Temperatures trend during August in Big Bear Lake
See the weather trend as well as the moving average line
August weather in Big Bear Lake day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Patchy rain possible | 27° /18° | 0 mm | 7 | |
| Aug. 2 |  Sunny | 28° /17° | 0 mm | 7 | |
| Aug. 3 | Sunny | 29° /18° | 0 mm | 8 | |
| Aug. 4 | Sunny | 29° /18° | 0 mm | 7 | |
| Aug. 5 |  Partly cloudy | 29° /18° | 0 mm | 7 | |
| Aug. 6 | Sunny | 30° /20° | 0 mm | 8 | |
| Aug. 7 | Patchy rain possible | 29° /20° | 0.2 mm | 7 | |
| Aug. 8 | Partly cloudy | 29° /19° | 0 mm | 8 | |
| Aug. 9 | Patchy rain possible | 29° /20° | 0 mm | 7 | |
| Aug. 10 | Sunny | 30° /21° | 0 mm | 8 | |
| Aug. 11 | Partly cloudy | 29° /19° | 0.1 mm | 8 | |
| Aug. 12 | Sunny | 29° /17° | 0 mm | 8 | |
| Aug. 13 | Sunny | 28° /17° | 0 mm | 8 | |
| Aug. 14 | Sunny | 27° /16° | 0 mm | 7 | |
| Aug. 15 | Sunny | 27° /15° | 0 mm | 7 | |
| Aug. 16 | Sunny | 27° /16° | 0 mm | 7 | |
| Aug. 17 | Sunny | 27° /16° | 0 mm | 7 | |
| Aug. 18 | Sunny | 28° /16° | 0 mm | 7 | |
| Aug. 19 | Sunny | 28° /18° | 0 mm | 7 | |
| Aug. 20 | Sunny | 28° /20° | 0 mm | 7 | |
| Aug. 21 | Sunny | 29° /20° | 0 mm | 8 | |
| Aug. 22 | Sunny | 27° /17° | 0 mm | 6 | |
| Aug. 23 | Sunny | 24° /16° | 2.2 mm | 6 | |
| Aug. 24 | Sunny | 24° /15° | 0 mm | 7 | |
| Aug. 25 | Sunny | 24° /16° | 0 mm | 6 | |
| Aug. 26 | Sunny | 24° /15° | 3 mm | 6 | |
| Aug. 27 | Sunny | 26° /16° | 0 mm | 7 | |
| Aug. 28 | Sunny | 24° /16° | 0 mm | 6 | |
| Aug. 29 | Sunny | 25° /15° | 0 mm | 6 | |
| Aug. 30 | Sunny | 26° /18° | 0 mm | 7 | |
| Aug. 31 | Patchy rain possible | 26° /20° | 0.1 mm | 6 | |
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Important Notice
Our weather forecast for Big Bear Lake 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 Big Bear Lake forecast closer to your planned date for the most up-to-date weather information.
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Big Bear Lake in August - FAQ
What are the expected maximum and minimum temperatures in Big Bear Lake during August?
During August, expect a variety of temperatures with highs around 27° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Big Bear Lake during August?
Rainfall in Big Bear Lake during August is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Big Bear Lake during August?
The average wind speed in Big Bear Lake during August is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Big Bear Lake
Explore the daily rainfall trends and prepare for Big Bear Lakes August weather 💧
Typically, Big Bear Lake has 2 rainy days in August with a total of 5.6 mm of rainfall.
UV exposure in Big Bear Lake during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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