Last updated: February 24, 2025
January at Big Bear Lake, United States offers a captivating winter experience characterized by a mix of crisp temperatures and frequent snowfall. The maximum temperature reaches a pleasant 22°C (72°F), while the average hovers around a chilly 7°C (46°F), dipping to a minimum of -7°C (19°F) at night. Visitors can expect about 44 mm (1.7 in) of precipitation over just 4 days, contributing to the area's stunning winter scenery and excellent skiing conditions. With humidity levels around 76%, the atmosphere is both refreshing and invigorating, making January a delightful month for outdoor adventures in this picturesque locale.
In Big Bear Lake, January experiences a chilly embrace, with temperatures ranging from a brisk -7°C (19°F) at night to a pleasant 22°C (72°F) during the day. This month marks the peak of winter’s grip, featuring an average temperature of 7°C (46°F), which sets the stage for snowy adventures and cozy retreats. As January unfolds, temperatures begin to steadily rise towards February, revealing a trend of gradual warming as the days lengthen and the winter chill starts to recede. With minimal temperature variation between the two months, January remains a serene winter wonderland before giving way to the early hints of spring in February.
In January, Big Bear Lake experiences an average precipitation of 44 mm (1.7 in) over approximately 4 days. This marks a notable start to the year, with moisture levels that set the tone for the following months. February sees a slight increase to 46 mm (1.8 in), and the rain continues with 42 mm (1.6 in) in March, suggesting a pattern of relatively consistent early winter precipitation. However, as the season transitions into spring, the average rainfall diminishes significantly, plummeting to 21 mm (0.8 in) in April and further down to a mere 14 mm (0.6 in) in May. This trend of reduced precipitation continues into the summer months, highlighting a seasonal shift as the area gears up for warmer, drier weather. Such patterns emphasize the importance of winter months for replenishing the region's water resources before the drier summer takes hold.
In January, Big Bear Lake experiences a notably high humidity level at 76%, setting the tone for the winter months. As the season transitions to February, this figure rises slightly to 80%, creating a moisture-rich environment ideal for winter sports enthusiasts. However, as spring approaches in March, humidity begins to dip to 69%, indicating drier conditions that carry into April with a further decrease to 57%. This trend of decreasing humidity continues into late spring and summer, reaching a low of just 28% in August. The humidity then gradually increases again as autumn rolls in, peaking at 68% in November before returning to 75% in December. Overall, January's humidity serves as a precursor to a seasonal pattern marked by significant fluctuations, connecting the lush, wet winter air to the dryer summer months and the eventual autumn resurgence.
In January, Big Bear Lake sees a moderate UV Index of 4, which means sun protection is advisable during extended outdoor activities, with a burn time of about 30 minutes. As the season transitions to February, the UV Index rises to 6, indicating a higher risk of harm from unprotected sun exposure, decreasing the safe burn time to 25 minutes. This upward trend continues dramatically in March and April, where the Index peaks at an extreme level of 11, resulting in a mere 10 minutes of safe sun exposure. The summer months, particularly June and July, maintain this extreme level, thus requiring diligent sun protection strategies. As the year progresses into the fall, the UV Index begins to taper off, dropping to 5 in November and returning to the moderate level of 4 by December, with safe burn times increasing back to 30 minutes. This seasonal pattern highlights the importance of adjusting sun protection habits based on changing UV levels throughout the year in Big Bear Lake. For a detailed look at the UV Index throughout the year, check out Big Bear Lake UV Index.
UV Risk Categories
January in Big Bear Lake welcomes the year with 190 hours of sunshine, a gentle start to the season. As winter fades into spring, daylight begins to increase, with February seeing a notable rise to 244 hours. By March, the days become increasingly bright, boasting 295 hours, setting the stage for the awakening of nature. The trend continues into April and May, where sunshine peaks at 328 and 370 hours, respectively, offering a vibrant atmosphere perfect for outdoor activities. June and July maintain this brightness, reaching a maximum of 383 hours in July before the summer begins to subtly wane. August still shines with 363 hours, but September hints at the coming change with 322 hours. As the year progresses into autumn, the daylight gradually declines, culminating in 228 hours of warm winter sunlight in December. Overall, the steady increase in sunshine from winter to summer is a testament to Big Bear Lake's enchanting seasonal rhythm, making it a captivating destination year-round.
In January, Big Bear Lake boasts a 62% chance of sunny weather, marking a promising start to the year. While this percentage is lower than the sunniest months of May and September, it still outshines the typically cloudier December with just 51% sun. Following January, the chances of sunshine steadily increase, reaching 72% in both February and April, providing a glimpse of springtime cheer. This upward trend continues into the warmer months, peaking in late spring and early fall, while summer sees a slight dip in sunny days. Overall, January sets a vibrant tone for the season, hinting at the joyful sunshine to come as the year unfolds.
In Big Bear Lake, the transition from winter to spring is beautifully evident in January, where daylight lasts for around 10 hours. This pattern continues through February, maintaining the same amount of daylight. However, as the seasons shift, March brings a subtle increase to 11 hours, heralding the arrival of longer days. By April and May, the days extend significantly to 13 hours, reaching a peak of 14 hours in June and July, perfect for enjoying the great outdoors. As summer fades, daylight gradually recedes, with August offering 13 hours, and then dipping to 12 hours in September. This decline continues into October, settling back to 11 hours as autumn sets in, before reaching 10 hours again in November, and ultimately diminishing to 9 hours by December, as Big Bear Lake embraces the winter season once more. This cyclical pattern highlights the region's beautiful transition through the seasons, making each month a unique opportunity to experience the landscape in varying light.
In Big Bear Lake, January greets visitors with a gentle breeze, featuring an average wind speed of 2.3 m/s (5 mph). This tranquil wind pattern is consistent throughout the winter months, standing out as one of the calmest periods of the year. As the seasons progress, February experiences a slight dip to 2.2 m/s, but March brings a whisper of 2.4 m/s, hinting at the approaching spring. Overall, wind speeds gradually increase through the spring months, peaking in April at 2.5 m/s before fluctuating subtly during the summer and autumn. This serene climate throughout January, alongside the wind's reliable consistency, invites outdoor enthusiasts to embrace the beauty of Big Bear Lake, making it an idyllic winter getaway.
The weather in Big Bear Lake changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January'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 Lake and find detailed weather information for every month.
January and February exhibit similar temperature ranges, with January featuring a minimum of -7°C (19°F), an average of 7°C (46°F), and a maximum of 22°C (72°F). In contrast, February sees slightly milder conditions, with minimum temperatures at -5°C (23°F) and an average of 8°C (46°F), while still peaking at 22°C (72°F). Precipitation in January totals 44 mm (1.7 in) across 4 days, whereas February has slightly higher precipitation at 46 mm (1.8 in) over 5 days, accompanied by increased humidity levels of 80% compared to January's 76%. For additional insights, you can check the Big Bear Lake weather in February.
When comparing the weather in January and March, we can see some notable differences. January features a wider temperature range with minimums dropping to -7°C (19°F) and maximums reaching 22°C (72°F), while March is milder, with minimums around -4°C (25°F) and maximums peaking at 27°C (81°F). Precipitation is slightly lower in March at 42 mm (1.6 in) over 7 days, compared to January's 44 mm (1.7 in) over just 4 days. Additionally, January has a higher average humidity of 76%, while March sees a decrease to 69%. For more detailed information about March weather, you can visit Big Bear Lake weather in March.
January and April present stark contrasts in weather conditions. While January experiences an average temperature of 7°C (46°F) with a minimum dropping to -7°C (19°F) and maximum reaching 22°C (72°F), April shows a notable increase with an average of 14°C (57°F), dipping to a minimum of 0°C (32°F) and peaking at 30°C (86°F). Precipitation in January is more frequent, totaling 44 mm (1.7 in) over 4 days, compared to April's lighter rainfall of only 21 mm (0.8 in) over just 2 days. Additionally, January's humidity averages a higher 76%, while April's is more moderate at 57%. For a detailed look at the weather in April, check out Big Bear Lake weather in April.
In January, temperatures in Big Bear Lake can dip as low as -7°C (19°F), with an average of 7°C (46°F) and maximums reaching up to 22°C (72°F). The month experiences relatively high humidity at 76% and receives about 44 mm (1.7 in) of precipitation over four days. In contrast, May brings milder conditions, with temperatures ranging from a minimum of 1°C (33°F) to an average of 16°C (61°F), and maximums soaring to 33°C (92°F). This month is characterized by significantly lower humidity at 45% and only 14 mm (0.6 in) of precipitation over three days. For more insights, visit Big Bear Lake weather in May.
When comparing the weather in January and June, noticeable contrasts emerge. January experiences colder temperatures, with lows plummeting to -7°C (19°F) and an average of 7°C (46°F), while June boasts a much milder minimum of 7°C (45°F) and averages a warm 22°C (72°F). The maximum temperatures also highlight the seasonal differences, with January peaking at 22°C (72°F) compared to June's sweltering highs of 37°C (99°F). Additionally, January sees significantly more precipitation, totaling 44 mm (1.7 in) over approximately four days, whereas June is much drier with only 5 mm (0.2 in) falling on just one day. The humidity levels also reflect the seasonal shift, dropping from a humid 76% in January to a comfortable 34% in June. For more detailed insights into this summer month, check out Big Bear Lake weather in June.
In January, temperatures at Big Bear Lake range from a chilly minimum of -7°C (19°F) to a milder average of 7°C (46°F), reaching a maximum of 22°C (72°F). This winter month experiences relatively high humidity at 76% and sees about 44 mm (1.7 in) of precipitation over four days. In contrast, July brings significantly warmer weather with minimum temperatures at 11°C (52°F) and an average of 25°C (77°F), peaking at a scorching maximum of 38°C (101°F). Despite being summer, July has a lower humidity rate of 29% and less precipitation, totaling only 29 mm (1.1 in) over six days. For more detailed information, check out Big Bear Lake weather in July.
January and August present starkly contrasting weather conditions. In January, temperatures can dip as low as -7°C (19°F) with an average around 7°C (46°F) and a maximum of 22°C (72°F). The month also sees an average humidity of 76% and experiences rainfall on about 4 days, totaling 44 mm (1.7 in). In contrast, August boasts much warmer temperatures, with a minimum of 12°C (55°F), an average high of 25°C (77°F), and peaks reaching 37°C (98°F). Humidity drops significantly to 28%, and precipitation is lighter, totaling just 19 mm (0.8 in) over 5 days. For more detailed weather insights, check out Big Bear Lake weather in August.
When comparing the weather in January and September, it's evident that the two months present stark contrasts. January experiences much cooler temperatures, with a minimum of -7°C (19°F) and an average of 7°C (46°F), while September boasts a more temperate climate with a minimum of 7°C (44°F) and an average of 22°C (71°F). Additionally, September can reach maximum temperatures as high as 39°C (102°F), a significant increase compared to January's maximum of 22°C (72°F). Precipitation is also notably different; January sees 44 mm (1.7 in) of rain over four days, whereas September has only 12 mm (0.5 in) over just two days, resulting in considerably lower humidity levels of 41% compared to January's 76%. For more specific information on the weather during this month, check Big Bear Lake weather in September.
When comparing the weather in January and October, there are notable differences in temperature and precipitation. January experiences colder temperatures, with a minimum of -7°C (19°F) and an average of 7°C (46°F), while October enjoys a milder climate, featuring a minimum of 2°C (36°F) and an average of 16°C (61°F). In terms of extremes, October can reach highs of 33°C (92°F), compared to January's maximum of 22°C (72°F). Additionally, January sees more precipitation, with 44 mm (1.7 in) across four days, whereas October is much drier, recording only 8 mm (0.3 in) over just one day. Furthermore, humidity levels are higher in January at 76%, while October experiences a more comfortable 54%. For more details on October weather, you can check Big Bear Lake weather in October.
January and November display notable contrasts in weather conditions. In January, temperatures can dip as low as -7°C (19°F), with an average of 7°C (46°F) and highs reaching up to 22°C (72°F). The month typically sees around 44 mm (1.7 in) of precipitation spread over 4 days, along with a humidity level of 76%. In comparison, November features milder temperatures with a minimum of -3°C (27°F), an average of 12°C (54°F), and a maximum of 26°C (79°F). Precipitation is significantly lower, totaling 16 mm (0.6 in) over just 2 days, and humidity is also lower at 68%. For more details, check out Big Bear Lake weather in November.
In January, the weather closely resembles that of December, with both months experiencing minimum temperatures of -7°C (19°F) and average highs around 7°C (46°F). However, January sees a slightly higher maximum temperature of 22°C (72°F) compared to December's 21°C (71°F). Precipitation is nearly identical, with January recording 44 mm (1.7 in) over 4 days and December just a bit more at 45 mm (1.8 in). Humidity levels also remain consistent, with January at 76% and December slightly lower at 75%. For more detailed information, you can check Big Bear Lake weather in December.
January in Big Bear Lake presents a unique winter charm, featuring cooler temperatures that contrast with the warmer summer months. With an average chill setting in at around 7°C (46°F), the landscape transforms into a picturesque winter wonderland. While snowfall may grace the area, January showcases relatively modest precipitation spread over just a few days, keeping the atmosphere crisp yet refreshing. The high humidity level of 76% adds to the winter feel, making it a perfect time for cozy retreats amid the serene beauty of the mountains. For a deeper dive into how January weather compares with other months, check out Big Bear Lake Climate.