August Weather in Big Bear City, United States

Last updated: February 24, 2025

In August, Big Bear City experiences warm and inviting weather, with maximum temperatures soaring up to 36°C (98°F) and averaging around 25°C (77°F). The nights cool down to a refreshing minimum of 12°C (54°F), providing perfect sleeping conditions. Despite the warmth, the area sees a modest precipitation of 28 mm (1.1 in) spread across 6 days, resulting in a humidity level of 28% that enhances the summer vibe without feeling oppressive. This blend of warm days and cooler nights makes August an ideal time for outdoor adventures in the breathtaking landscapes of Big Bear City.

August Temperature in Big Bear City

In August, Big Bear City basks in mild and pleasant temperatures, with minimums averaging around 12°C (54°F) and maxing out at a warm 36°C (98°F). This month represents the peak of summer, as the average temperature climbs to a comfortable 25°C (77°F), making it an ideal time for outdoor activities and lake adventures. The transition from the cooler months becomes evident, as temperatures steadily rise from the chilly start of the year, offering visitors a perfect blend of warmth during the day and cooler nights. With consistent warmth, August invites both locals and tourists to explore the vibrant natural beauty of the region.

August Weather in Big Bear City: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Big Bear City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434347566172777670605243
Data source: Temperature data for Big Bear City generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Big Bear City

In Big Bear City, August marks a significant shift in precipitation, with an average of 28 mm (1.1 in) over 6 days of rainfall. This comes after the wetter month of July, which recorded 47 mm (1.9 in) across 8 days. While August retains moisture, it introduces a notable decrease compared to both the summer months and earlier in the year, reflecting the trend towards drier conditions as the season progresses. The moderation in rainfall sets the stage for a transition into autumn, yet still allows for the occasional refreshing shower that keeps the landscape vibrant. This balance creates an inviting atmosphere for late-summer outdoor activities, highlighting the unique climate of this picturesque mountain town.

August Precipitation Trends in Big Bear City

The chart displays monthly precipitation patterns in Big Bear City, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec44484423207472814101644
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Big Bear City

In Big Bear City, August marks the peak of summer, and the humidity levels remain at a low of 28%, the driest point of the year. This gradual decline from the higher humidity of 76% in January showcases a clear trend of decreasing moisture as the seasons progress towards summer. The significantly lower humidity levels in August, following the already comfortable July at 29%, highlight the region's transition to a dry, warm climate, making it a perfect retreat for outdoor enthusiasts. As autumn approaches, a rise in humidity is noted in September, but for those seeking a sun-soaked escape, August truly shines with its crisp, refreshing air.

August Average Humidity in Big Bear City

This chart illustrates the average monthly humidity levels in Big Bear City, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%69%57%45%34%29%28%42%54%68%75%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Big Bear City

In August, Big Bear City experiences a noteworthy UV Index of 11, indicating extreme exposure levels that warrant caution. This trend continues from July's peak of 13, showcasing a summer pattern where UV radiation remains consistently high. With a burn time of just 10 minutes, outdoor enthusiasts should be vigilant and well-prepared with protective measures. This month is part of an overall trend, as UV levels start to gradually decrease in September, yet still maintain an extreme rating. For more detailed insights on UV exposure throughout the year, check out Big Bear City UV Index.

Maximum UV Index Levels in Big Bear City for August

The chart shows the monthly maximum UV Index (UVI) for Big Bear City in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec479111212131111864
Data source: Big Bear City August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

August Sunshine in Big Bear City

August in Big Bear City shines bright with 363 hours of sunshine, making it one of the sunniest months of the year. Following the peak brightness of July, which boasts 383 hours, August still holds its own with a remarkable display of summer’s warmth. The trend throughout the warmer months is evident, as sunshine hours gradually rise from 194 in January to a summer high of 383 in July, before settling slightly in August. As summer gives way to autumn, visitors can enjoy the lingering sunlight while witnessing a gradual decline, with September still offering a generous 324 hours. This consistent abundance of sunshine creates a vibrant atmosphere perfect for outdoor adventures and relaxation in the picturesque surroundings of Big Bear City.

Monthly Sunshine Duration in Big Bear City: August Highlighted

The August sunshine duration represents the total number of hours Big Bear City experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec194h249h301h330h373h381h383h363h324h301h261h233h
Data source: Big Bear City August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Big Bear City During August

In August, Big Bear City enjoys a 79% chance of sunny weather, making it one of the peak months for outdoor enthusiasts. This trend is particularly noticeable when we compare it to the preceding months; after a decline to a 50% chance in July, August sees a welcome resurgence in sunshine. As summer reaches its height, this month stands among others like May and September, both boasting an 86% likelihood of sunny days, creating a perfect climate for hiking, biking, and enjoying the stunning natural scenery. With the favorable weather persisting into the fall, August remains a standout choice for those seeking warmth and light in Big Bear City.

Percentage of Sunny Days in August in Big Bear City

The chart illustrates the percentage of sunny days in Big Bear City throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Big Bear City experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%72%70%73%86%66%50%79%86%73%76%51%
Data source: Big Bear City August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Big Bear City in August

In August, Big Bear City enjoys a delightful 13 hours of daylight, marking a slight decrease from the peak brightness of July, which boasts 14 hours. This transition reflects a gradual shift as summer wanes, following an upward trend that began in March with 11 hours and peaked in the summer months. The increase in daylight over the spring and summer months invites residents and visitors alike to bask in the natural beauty of the region. As the days begin to shorten towards autumn, August remains a vibrant and sunny time to explore the great outdoors, with a perfect blend of warmth and light.

Average Daylight Hours in Big Bear City for August

The chart illustrates the variation in daylight duration in Big Bear City throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 8m10h 57m11h 59m13h 3m13h 57m14h 23m14h 9m13h 21m12h 20m11h 16m10h 21m9h 53m
Data source: Big Bear City daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Big Bear City

In Big Bear City, August experiences a slight uptick in average wind speeds at 2.1 m/s (5 mph), continuing a gradual trend observed in the months leading up to it. While summer sees a dip in wind speeds, with July recording the lowest average at 2.0 m/s (4 mph), August brings a breath of fresh air, slightly above the low of the season. This gentle breeze is characteristic of summer's end, providing a perfect backdrop for outdoor enthusiasts to enjoy the stunning mountain landscapes. As the year progresses into autumn, wind speeds remain relatively stable, landing consistently at 2.2 m/s (5 mph) through September and October, indicating a calm yet refreshing transition in the climate of this picturesque region.

Average August Wind Speed in Big Bear City

The chart displays monthly wind speed patterns in Big Bear City, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.62.82.92.72.42.02.1 m/s2.22.22.02.2
Data source: Big Bear City August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Big Bear City Compares to Other Months

The weather in Big Bear City changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Big Bear City and find detailed weather information for every month.

August and January present stark contrasts in weather conditions. In August, temperatures range from a mild 12°C (54°F) at night to a scorching 36°C (98°F) during the day, with an average of 25°C (77°F). The month receives only 28 mm (1.1 in) of precipitation over about six days and enjoys relatively low humidity at 28%. In stark contrast, January sees much colder weather, with nighttime lows dropping to -9°C (15°F) and daytime highs averaging 6°C (43°F), peaking at 21°C (69°F). This winter month also experiences higher precipitation at 44 mm (1.7 in) over five days, coupled with a significant increase in humidity at 76%. For more specific insights into the conditions, you can check out Big Bear City weather in January.

Comparing the weather in August and February reveals stark contrasts in temperature and humidity. August boasts a comfortable average temperature of 25°C (77°F), with highs reaching up to 36°C (98°F), while February experiences much colder conditions, with an average of only 6°C (43°F) and lows plummeting to -10°C (15°F). Additionally, February sees significantly higher humidity at 80%, compared to a much drier 28% in August. Precipitation is also more pronounced in February, with 48 mm (1.9 in) over six days, compared to the lighter 28 mm (1.1 in) in August. For a detailed overview of February weather, you can visit Big Bear City weather in February.

When comparing the weather in August and March, the differences are quite striking. August typically features warmer temperatures, with a minimum of 12°C (54°F) and an average of 25°C (77°F), reaching a maximum of 36°C (98°F). In contrast, March has a much cooler climate, starting from a minimum of -7°C (20°F) and averaging around 8°C (47°F), peaking at 26°C (79°F). Precipitation levels also vary, with March receiving more rain (44 mm or 1.7 in) over an average of 7 days compared to August's 28 mm (1.1 in) over 6 days. Additionally, March sees higher humidity levels at 69%, significantly surpassing August's lower humidity of 28%. For more detailed information, check out Big Bear City weather in March.

The weather in August is generally warmer and drier compared to April. August boasts a higher average temperature of 25°C (77°F) with maximums reaching up to 36°C (98°F), while April has a cooler average of 13°C (56°F) and maximums of 29°C (84°F). Additionally, August experiences less precipitation, with only 28 mm (1.1 in) falling over 6 days, compared to April's 23 mm (0.9 in) over just 2 days. Interestingly, April has a significantly higher humidity level of 57%, making it feel much more humid than the drier conditions of August, which registers only 28% humidity. For more specifics on April weather, check out Big Bear City weather in April.

August and May present distinctly different weather patterns. In August, temperatures range from a minimum of 12°C (54°F) to a sweltering maximum of 36°C (98°F), with an average temperature of 25°C (77°F). The month experiences relatively low precipitation at 28 mm (1.1 in) over 6 days, accompanied by a humidity level of just 28%. In contrast, May showcases cooler conditions, with temperatures spanning from 0°C (32°F) to a high of 34°C (93°F) and an average of 16°C (61°F). It sees slightly less precipitation at 20 mm (0.8 in) over only 3 days, but humidity is higher at 45%. For more details on weather conditions, you can check Big Bear City weather in May.

When comparing the weather in June and August, it's clear that August tends to be warmer, with average temperatures reaching 25°C (77°F) compared to June's 22°C (72°F). While both months can experience high temperatures, August has a higher maximum at 36°C (98°F), closely matching June's peak of 37°C (98°F). Precipitation is significantly lower in June, with only 7 mm (0.3 in) over a single day, whereas August sees a slightly higher total of 28 mm (1.1 in) spread over six days. Humidity levels are also lower in August at 28%, compared to June’s 34%. For a more detailed look at June's weather, you can visit Big Bear City weather in June.

In comparing the weather of July and August, we observe some notable differences. August experiences slightly warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 36°C (98°F), while July boasts a minimum of 11°C (51°F) and a higher maximum of 38°C (101°F). Both months have an average temperature of 25°C (77°F); however, July is characterized by more precipitation, with 47 mm (1.9 in) over 8 days compared to August's 28 mm (1.1 in) over just 6 days. Humidity remains relatively consistent between the two months, with July at 29% and August at 28%. For a more detailed look at July's weather, you can visit Big Bear City weather in July.

August typically experiences warmer temperatures, with daily averages around 25°C (77°F) and maximums reaching as high as 36°C (98°F). In contrast, September sees lower average temperatures of 21°C (71°F) and a minimum that can drop to 6°C (43°F), creating a notable shift towards cooler weather. Despite September having a slightly higher maximum temperature of 37°C (99°F), the overall trend is towards a decline in warmth as autumn approaches. Precipitation also varies, with August receiving 28 mm (1.1 in) over approximately 6 days, compared to just 13 mm (0.5 in) in September across only 2 days. Additionally, humidity levels increase in September to 41%, up from 28% in August, contributing to a different comfort level as the seasons change. For more details, you can check Big Bear City weather in September.

When comparing the weather in August and October, there is a notable shift in temperature and humidity. August boasts higher temperatures, with a minimum of 12°C (54°F) and an average of 25°C (77°F), peaking at a hot 36°C (98°F). In contrast, October cools down significantly, presenting a minimum temperature of 0°C (32°F) and an average of 15°C (60°F), with a maximum reaching 31°C (88°F). Additionally, August experiences more precipitation over more days, totaling 28 mm (1.1 in) across six days, while October sees much less at just 10 mm (0.4 in) over two days. Interestingly, October has higher humidity at 54%, compared to August's 28%. For more detailed information, you can check Big Bear City weather in October.

In August, the weather is warm and sunny, with average temperatures around 25°C (77°F) and highs reaching up to 36°C (98°F). The month sees minimal precipitation, totaling 28 mm (1.1 in) across approximately 6 days, and the humidity is relatively low at 28%, making it feel quite dry.

Conversely, November experiences much cooler temperatures, with an average of only 11°C (52°F) and lows dropping to -6°C (22°F). Precipitation is less frequent, with only 16 mm (0.6 in) spread over 2 days, but the humidity rises significantly to 68%, creating a much colder and damp environment. For more details about what to expect in November, visit Big Bear City weather in November.

August and December present a striking contrast in weather conditions. In August, temperatures range from a comfortable 12°C (54°F) at night to a sweltering 36°C (98°F) during the day, accompanied by low humidity at 28% and minimal precipitation of 28 mm over six days. Conversely, December brings a chilly climate, with temperatures dipping as low as -9°C (15°F) and averaging just 6°C (44°F). The month sees increased precipitation of 44 mm over five days and a significant rise in humidity to 75%. For those interested in more details about December weather patterns in this area, you can visit Big Bear City weather in December.

Compare Big Bear City's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Big Bear City

As you immerse yourself in the vibrant summer atmosphere of Big Bear City during August, you'll discover how its weather sets this month apart from the rest. With warmer temperatures dominating the scene and the occasional shower bringing relief, August showcases a unique blend of sunshine and refreshing breezes. The lower humidity levels create a pleasant environment, making it an ideal time for outdoor activities. Whether you are basking in the sun or enjoying the cooler evenings, August offers a distinctive charm that highlights the region's natural beauty. For a deeper dive into the yearly climate trends, check out Big Bear City Climate.