Last updated: February 24, 2025
December in Big Bear City, United States, offers a chilly yet picturesque winter experience. With average temperatures hovering around 6°C (44°F), residents and visitors can expect maximum highs reaching 20°C (69°F) and minimum lows plummeting to -9°C (15°F). The month also features about 44 mm (1.7 in) of precipitation spread over 5 days, creating a crisp, fresh atmosphere. Despite the cold, humidity levels are moderate at 75%, contributing to the enchanting charm of the snowy landscape. Ideal for winter sports enthusiasts and nature lovers alike, December presents a unique opportunity to embrace the serene beauty of this mountainous retreat.
In Big Bear City, December ushers in the heart of winter, with temperatures ranging from a brisk -9°C (15°F) at night to a mild 6°C (44°F) during the day. This month sees a slight dip in temperatures compared to November, where the early signs of winter began to settle in with a min of -6°C (22°F) and an average of 11°C (52°F). December's high reaches 20°C (69°F), indicating a gentle start to the winter season. As the year closes, the chill in the air is palpable, marking a transition into colder months. The consistent trend of decreasing nighttime temperatures highlights the seasonal shift, creating a picturesque winter landscape, perfect for holiday festivities and outdoor adventures in the snow.
December in Big Bear City brings a refreshing return to moisture, with precipitation totaling 44 mm (1.7 in) over approximately five days. This marks a notable increase compared to the drier summer months, where June dipped to just 7 mm (0.3 in) and was often devoid of rain. As the year draws to a close, December mirrors January and March in its precipitation levels, indicating a seasonal pattern of consistent moisture during winter. This trend promises a rejuvenating backdrop for holiday revelers, as the crisp air and fresh snow blanket the charming mountain town, inviting both residents and visitors to embrace the serene winter landscape.
In Big Bear City, December brings a notable increase in humidity as it settles at a comfortable 75%, slightly lower than the preceding November but still considerably higher than the dry summer months. This trend indicates a gradual transition from the arid conditions of late summer, where humidity dwindled to an average of just 28% in August, towards the wetter winter season. The winter months maintain higher humidity levels, with January and February peaking at 76% and 80%, respectively. This cycle not only enhances the overall moisture in the air but also creates a cozy atmosphere perfect for enjoying the enchanting winter scenery of Big Bear City.
As the year comes to a close in December, Big Bear City experiences a moderate UV Index of 4, offering a reprieve from the extreme levels seen during the summer months. With a burn time of 30 minutes, residents and visitors alike can enjoy outdoor activities with a bit more confidence, compared to the intense UV exposure in May and July, where the index peaks at 12 to 13. This trend highlights a significant reduction in UV radiation as winter sets in, following months of high exposure, particularly from March to September. The transition from a very high index in October to a moderate level by December emphasizes the need for caution in earlier months, while allowing for more relaxed sun safety measures in the colder season. For more detailed information, check out the Big Bear City UV Index.
UV Risk Categories
As December rolls in, Big Bear City continues to bask in the glow of its sunlit skies, accumulating 233 hours of sunshine throughout the month. While this marks a decline from the peak of 383 hours in July, the winter sun still provides a warm embrace amidst the chill. The trend reveals a gradual tapering of daylight hours as the year progresses, peaking in late spring and summer, with sunny days remaining plentiful even as temperatures drop. With December showcasing a respectable amount of daylight, residents and visitors can still enjoy outdoor activities, making the most of the serene winter landscape under a soft, golden sun. The charm of Big Bear City lies in its blend of seasonal beauty and tranquil sunlight, inviting all to appreciate its wintry allure.
In Big Bear City, the weather trends reveal a notable shift towards sunnier days as the year progresses. While December offers only a 51% chance of sunny weather, this reflects a gradual decline from the sunnier months preceding it, such as May, which boasts an impressive 86% likelihood of sunshine. The late fall months of October and November maintain a respectable 73% and 76% chance respectively, but by December, the chances dip significantly. This pattern highlights Big Bear City's transition from vibrant spring and summer days into the gloomier depths of winter, suggesting that while sunny days are less frequent in December, they are still a possibility amidst the snowy backdrop.
As December sets in, Big Bear City experiences its shortest days of the year, with daylight lasting just 9 hours. This marks a gradual decline from the 10 hours seen in November and a noticeable contrast to the brighter months earlier in the year. From the peak of 14 hours in June and July, the transition towards winter reflects a familiar pattern, with daylight hours steadily diminishing from November through December. Following this cycle, daylight duration begins to creep back as spring approaches, making January and February a consistent 10 hours. This rhythmic ebb and flow of daylight not only defines the seasons but also evokes the cozy charm of winter in the mountains, inviting residents and visitors to savor the beauty of dusk's early arrival.
As December settles in Big Bear City, the winds whisper a gentle welcome at an average speed of 2.2 m/s (5 mph)—a slight dip from the year's peak in April. This month mirrors the tranquility of November, continuing the trend of mild breezes that have characterized the late autumn and early winter months. Throughout the year, wind speeds have generally hovered between 2.0 m/s and 2.9 m/s, showcasing a pattern of calmness, particularly in the summer when the winds were at their least vigorous. The consistent gentility of December's winds creates a serene atmosphere, perfect for cozying up by the fireplace or enjoying a scenic winter stroll.
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 December'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.
When comparing the weather in December and January, both months exhibit quite similar patterns. December has a minimum temperature of -9°C (15°F) and an average of 6°C (44°F), while January mirrors this with the same minimum and a nearly identical average of 6°C (43°F). The maximum temperatures are also comparable, with December reaching up to 20°C (69°F) and January slightly higher at 21°C (69°F). Precipitation remains consistent in both months, with 44 mm (1.7 in) falling over five days, and humidity levels are slightly higher in January at 76% versus December's 75%. For more detailed insights into January's weather, you can check Big Bear City weather in January.
In December, temperatures in Big Bear City typically range from a minimum of -9°C (15°F) to a maximum of 20°C (69°F), with an average temperature of 6°C (44°F). The month sees about 44 mm (1.7 in) of precipitation over approximately five days, and humidity levels sit around 75%. By contrast, February features a slightly cooler minimum of -10°C (15°F) and a marginally higher maximum of 21°C (70°F), with an average temperature of 6°C (43°F). Precipitation in February increases to 48 mm (1.9 in) over six days, and humidity rises to 80%. For more details, check out Big Bear City weather in February.
In December, temperatures range from a chilly -9°C (15°F) at night to a mild 20°C (69°F) during the day, with an average of about 6°C (44°F). Humidity levels are relatively high at 75%, and the month sees about 44 mm (1.7 in) of precipitation over approximately 5 days.
Contrasting this, March offers slightly warmer weather, with nighttime temperatures dropping to -7°C (20°F) and daytime highs reaching 26°C (79°F), averaging around 8°C (47°F). Precipitation remains the same at 44 mm (1.7 in), but it occurs over more days, approximately 7 days, leading to a lower humidity level of 69%.
For a more detailed look at the March weather, you can check Big Bear City weather in March.
December and April present quite contrasting weather. In December, temperatures can drop as low as -9°C (15°F), with average highs around 6°C (44°F) and a maximum of 20°C (69°F). The month also sees significant humidity at 75% and receives about 44 mm (1.7 in) of precipitation over approximately 5 days. In stark contrast, April's climate is milder, with minimum temperatures of -1°C (30°F) and average highs soaring to 13°C (56°F), peaking at a maximum of 29°C (84°F). April experiences less precipitation, only 23 mm (0.9 in) across just 2 days, and has a lower humidity level of 57%. For a detailed look at weather specifics during this month, you can check Big Bear City weather in April.
December and May present a stark contrast in weather conditions. In December, temperatures can plunge to a chilly minimum of -9°C (15°F), with an average of around 6°C (44°F) and reaching highs of 20°C (69°F). This month also experiences a higher level of humidity at 75% and more precipitation, totaling 44 mm (1.7 in) over about five days. On the other hand, May brings milder temperatures, with a minimum of 0°C (32°F), an average of 16°C (61°F), and maximums rising to 34°C (93°F). The humidity significantly drops to 45%, and May sees less rainfall at only 20 mm (0.8 in) across three days. For more details on May weather, visit Big Bear City weather in May.
December and June present strikingly different weather patterns. In December, temperatures can drop to a chilling minimum of -9°C (15°F), with an average of 6°C (44°F) and a maximum reaching 20°C (69°F). The month experiences significant precipitation, totaling 44 mm (1.7 in) over about 5 days, alongside higher humidity at 75%. In contrast, June boasts much milder weather, with temperatures ranging from a minimum of 6°C (43°F) to a pleasant average of 22°C (72°F) and highs soaring to 37°C (98°F). This month is characterized by significantly lower precipitation, with only 7 mm (0.3 in) occurring on just one day, and humidity levels drop to 34%. For a more detailed look at June weather, check out Big Bear City weather in June.
December and July present strikingly different weather patterns. In December, temperatures can drop to a minimum of -9°C (15°F) and average around 6°C (44°F), with a maximum of 20°C (69°F). The month experiences about 44 mm (1.7 in) of precipitation over approximately 5 days, coupled with a high humidity level of 75%. In contrast, July boasts a much warmer climate, with minimum temperatures at 11°C (51°F) and average highs reaching 25°C (77°F), peaking at 38°C (101°F). Precipitation slightly increases to 47 mm (1.9 in), occurring over 8 days, yet the humidity drops significantly to 29%. For a detailed look at the weather conditions during July, visit Big Bear City weather in July.
December and August present stark contrasts in weather. December sees a chilly range of temperatures, with a minimum of -9°C (15°F) and a maximum reaching up to 20°C (69°F), averaging around 6°C (44°F). This month also experiences a higher humidity level at 75% and sees approximately 44 mm (1.7 in) of precipitation over five days. In contrast, August offers a much warmer climate, with minimum temperatures of 12°C (54°F) and maximums soaring to 36°C (98°F), averaging a comfortable 25°C (77°F). With lower humidity at 28%, August brings less precipitation, totaling 28 mm (1.1 in) over six days. This seasonal difference highlights the distinct and contrasting weather experiences in these months. For more details, you can check Big Bear City weather in August.
When comparing the weather in December and September, significant differences are evident. December boasts a minimum temperature of -9°C (15°F) and an average temperature of 6°C (44°F), while September starts off much warmer, with a minimum of 6°C (43°F) and an average of 21°C (71°F). Additionally, September can see maximum temperatures soaring to 37°C (99°F), contrasting sharply with December's highest of 20°C (69°F). Precipitation also varies, with December experiencing 44 mm (1.7 in) over about 5 days, compared to September's lighter rainfall of just 13 mm (0.5 in) over 2 days. Furthermore, December's humidity stands at a high 75%, while September enjoys a more comfortable 41%. For a more detailed look at September weather, you can visit Big Bear City weather in September.
December weather is notably colder than October, with temperatures ranging from a minimum of -9°C (15°F) to a comfortable maximum of 20°C (69°F), averaging around 6°C (44°F). In contrast, October enjoys milder conditions, with temperatures stretching from 0°C (32°F) at night to a warm maximum of 31°C (88°F), averaging 15°C (60°F). Additionally, December experiences more precipitation, totaling 44 mm (1.7 in) over 5 days, while October sees much less, with only 10 mm (0.4 in) across 2 days. The humidity is also higher in December at 75%, compared to October's 54%. For a detailed look at what to expect during October, check out Big Bear City weather in October.
December's weather shows a marked chill compared to November, with average temperatures dropping to 6°C (44°F) from November's warmer average of 11°C (52°F). The maximum temperature in December reaches 20°C (69°F), while November can be warmer, peaking at 25°C (77°F). Additionally, December experiences more precipitation, totaling 44 mm (1.7 in) over 5 days, compared to November's 16 mm (0.6 in) over just 2 days. Humidity also rises slightly in December to 75%, compared to November's 68%. For more specific details about November weather, please visit Big Bear City weather in November.
December in Big Bear City ushers in a chilly embrace, distinctly cooler than other months, making it a perfect time for winter enthusiasts. With temperatures plunging to lows around -9°C, the crisp air gives a refreshing bite, while the maximum highs hover around a comfortable 20°C. This month also sees an increase in precipitation, with about five days of light rain contributing to the cozy atmosphere. Humidity levels, sitting at around 75%, add to the wintery feel, wrapping the town in a picturesque winter landscape. For a deeper dive into the weather patterns throughout the year, explore Big Bear City Climate.