Last updated: February 24, 2025
January in Lake Arrowhead presents a striking contrast of winter beauty and crisp temperatures. With a maximum temperature reaching 24°C (76°F) and a minimum of -5°C (24°F), the area's average temperature settles around a refreshing 9°C (49°F). This month is marked by 51 mm (2.0 in) of precipitation over approximately 6 days, contributing to the region's lush winter landscape. Coupled with a humidity level of 76%, the atmospheric conditions enhance the serene, picturesque setting that Lake Arrowhead is known for, making it an ideal destination for those seeking a peaceful winter getaway.
In Lake Arrowhead, United States, January presents a crisp winter climate, where temperatures showcase a striking range from a chilly -5°C (24°F) to a comfortable 24°C (76°F) on warmer days. With an average temperature of 9°C (49°F), this month marks the tail end of the winter season, hinting at a gradual warming trend that follows in February. As spring approaches, temperatures steadily rise, illuminating the area with added warmth and vibrant life. Over the next few months, you'll notice a consistent increase in both minimum and maximum temperatures, illustrating the smooth transition from the brisk cold of winter to the pleasant warmth of early summer.
In January, Lake Arrowhead experiences a relatively wet start to the year, receiving approximately 51 mm (2.0 in) of precipitation over 6 days. This month sets the tone for winter, with rainfall gradually tapering off as the months progress. February sees a slight uptick to 56 mm (2.2 in), but the distribution of precipitation lowers in March with 52 mm (2.1 in), despite an increase in rainy days. As spring approaches, the moisture dwindles significantly, with April and May recording just 24 mm (0.9 in) and 13 mm (0.5 in), respectively, suggesting a transition to drier conditions. By mid-year, rainfall becomes sparse, peaking only at 12 mm (0.5 in) in July. The trend indicates a clear seasonal shift, where January establishes a baseline of precipitation that gradually declines toward the summer months, only to see a minor resurgence in late autumn with 19 mm (0.8 in) in November.
In January, Lake Arrowhead experiences a relatively high humidity level of 76%, which sets the tone for a season characterized by cooler, damp conditions. As winter progresses into February, humidity peaks at 80%, reflecting the chill of the season. However, a notable decline in humidity begins in March with a drop to 69%, signaling the transition towards spring. This trend continues as the weather warms, with April and May seeing further reductions to 57% and 45%, respectively. Notably, June and July usher in the driest months, with humidity falling to only 34% and 29%, respectively, highlighting the region's shift to a more arid summer climate. As autumn approaches, humidity begins to rise again, peaking at 68% in November before starting to taper off towards the end of the year. This cyclical pattern indicates a pronounced seasonal variation in humidity, making Lake Arrowhead's climate both diverse and dynamic throughout the year.
In Lake Arrowhead, January ushers in a moderate UV Index of 4, indicating a safe exposure level with a burn time of approximately 30 minutes for unprotected skin. As the months progress, the UV Index steadily climbs, peaking at 12 during the summer months of June and July, when protective measures are essential due to the extreme exposure category and a significantly reduced burn time of just 10 minutes. This trend highlights the importance of staying informed about UV exposure year-round, as both February and March see notable increases in intensity and skin burn risks. By September and October, the UV Index begins to decline, yet remains within the very high category, hinting at the lingering effects of seasonal sun exposure. For more detailed information, visit the Lake Arrowhead UV Index.
UV Risk Categories
January brings a refreshing start to the year in Lake Arrowhead, with 190 hours of sunshine illuminating the winter landscape. As the months progress, the sun's presence becomes increasingly vibrant; February sees a significant uptick to 244 hours, setting the stage for spring. By March, sunshine continues to rise to 295 hours, and the trend remains upward through the spring months, peaking in June with an abundant 379 hours. The summer months keep the sunny spirit alive, reaching a high in July at 383 hours, before gradually tapering off in the fall. Despite the decline, September boasts 322 hours, offering a beautiful transition into autumn, while December rounds out the year with a cozy 228 hours. This seasonal rhythm not only highlights the beauty of Lake Arrowhead but also invites visitors to enjoy its diverse offerings throughout the year, particularly during the sun-drenched summer months.
In Lake Arrowhead, January offers a 61% chance of sunny weather, making it one of the cooler months for sunshine. While this is a decent start to the year, the likelihood of clear skies notably increases in the following months. February sees a jump to 71%, followed by March and April, where the probability remains high at 65% and 67% respectively. As spring unfolds into summer, the chance of sunshine escalates dramatically, peaking at an impressive 87% in September. This trend highlights that, while January may be relatively gray, the months ahead promise an abundance of warmth and sunshine, inviting outdoor enthusiasts to enjoy the stunning natural beauty of the region as the year progresses.
In Lake Arrowhead, United States, January ushers in a steady 10 hours of daylight, mirroring February's brightness. As winter yields to spring, the days gradually lengthen, with March gaining an extra hour, totaling 11 hours. This upward trend continues into April and May, where daylight stretches to 13 hours, offering a hint of summer's approach. By June and July, residents revel in 14 hours of daylight, enjoying the longest days of the year. As summer wanes, daylight begins its slow retreat, dropping to 13 hours in August and tapering off to 12 hours by September. The transition continues into autumn, concluding the year with November and December at 10 hours and 9 hours, respectively, solidifying the seasonal rhythm of light in this picturesque locale.
In January, the gentle breeze in Lake Arrowhead averages 2.4 m/s (5 mph), setting the stage for a calm winter atmosphere. This slight windiness remains relatively consistent throughout the year, with February dipping slightly to 2.2 m/s (5 mph) and March returning to the January average. As we transition into the spring months, the wind speeds fluctuate between 2.2 m/s and 2.4 m/s, creating a pleasant environment for outdoor activities. Interestingly, from late spring to early autumn, wind speeds gradually decrease, reaching a low of 2.0 m/s (5 mph) in September before slightly picking up again in the fall. Overall, Lake Arrowhead's wind patterns depict a serene yet dynamic climate, where mild breezes accompany the changing seasons.
The weather in Lake Arrowhead 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 Lake Arrowhead and find detailed weather information for every month.
In comparing the weather of January and February, both months exhibit relatively mild temperatures, with January showing a minimum of -5°C (24°F) and a maximum of 24°C (76°F), while February slightly improves with a minimum of -4°C (24°F) and a maximum of 25°C (77°F). The average temperature remains consistent at around 9°C (49°F) for both months. However, February sees a modest increase in precipitation, with 56 mm (2.2 in) compared to January's 51 mm (2.0 in), although both have similar precipitation days at six. Notably, humidity rises slightly in February to 80%, up from 76% in January. For more detailed information on February weather, you can check Lake Arrowhead weather in February.
In January, Lake Arrowhead experiences cooler temperatures, with an average of 9°C (49°F) and a maximum of 24°C (76°F), while in March, the average rises slightly to 11°C (52°F) and the maximum can reach up to 29°C (84°F). Precipitation levels are comparable, with January receiving 51 mm over 6 days and March seeing a slight increase to 52 mm over 9 days, indicating a wetter month. However, March boasts lower humidity at 69% compared to January's 76%, making the air feel a bit fresher. For more detailed information, check out Lake Arrowhead weather in March.
In January, the weather in Lake Arrowhead is much cooler, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 24°C (76°F) and an average of 9°C (49°F). The month experiences relatively high humidity at 76% and sees about 51 mm (2.0 inches) of precipitation over six days. In contrast, April brings noticeably warmer temperatures, with a minimum of 3°C (37°F), an average of 15°C (60°F), and a maximum of 32°C (89°F). Additionally, April has significantly less precipitation at 24 mm (0.9 inches) over just two days and lower humidity at 57%. This shift in weather highlights the gradual transition from winter to spring in the region. For more detailed information, check out Lake Arrowhead weather in April.
In January, the weather is quite chilly, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 24°C (76°F), and an average temperature of 9°C (49°F). The month sees relatively high humidity at 76% and experiences 51 mm (2.0 in) of precipitation over approximately 6 days. In stark contrast, May brings much warmer conditions, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 34°C (94°F), averaging 17°C (64°F). May boasts significantly lower precipitation at only 13 mm (0.5 in) over 3 days and a reduced humidity of 45%. For more detailed information, check Lake Arrowhead weather in May.
In January, the weather is quite chilly with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 24°C (76°F), and an average temperature of 9°C (49°F). During this month, the area experiences around 51 mm (2.0 in) of precipitation over approximately 6 days, accompanied by a relatively high humidity of 76%.
In contrast, June brings significantly warmer and drier conditions, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 39°C (103°F) and an average of 23°C (73°F). Precipitation drops dramatically to just 4 mm (0.1 in) over a single day, accompanied by a much lower humidity level of 34%. This stark difference highlights how Lake Arrowhead transitions from a cold and damp winter to a hot and dry summer. For a more detailed look at the weather specifics, check out Lake Arrowhead weather in June.
The weather in January contrasts sharply with that of July. In January, temperatures can dip as low as -5°C (24°F), with an average of around 9°C (49°F) and a maximum reaching 24°C (76°F). The month is characterized by higher humidity at 76% and approximately 51 mm (2.0 in) of precipitation over about six days. In stark contrast, July enjoys much warmer conditions, with temperatures ranging from a minimum of 13°C (55°F) to a sweltering average of 26°C (79°F) and maximums soaring up to 41°C (106°F). Precipitation drops to just 12 mm (0.5 in) over two days, and the humidity significantly decreases to 29%. For more details on July weather specifics, check out Lake Arrowhead weather in July.
When comparing the weather between January and August, there is a stark contrast in temperatures and humidity levels. January typically experiences cooler conditions, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 24°C (76°F), accompanied by an average temperature of 9°C (49°F). The month sees around 51 mm (2.0 in) of precipitation over approximately 6 days, and the humidity is quite high at 76%. In contrast, August brings much warmer weather, with temperatures soaring from a minimum of 14°C (57°F) to a scorching maximum of 39°C (103°F), and an average of 26°C (79°F). Precipitation drops significantly to just 11 mm (0.4 in) over 2 days, and the humidity levels decrease sharply to 28%. For more details about the weather during this month, you can visit Lake Arrowhead weather in August.
January and September present starkly contrasting weather patterns. In January, temperatures range from a chilly minimum of -5°C (24°F) to a mild average of 9°C (49°F), with a maximum reaching 24°C (76°F). This month experiences approximately 51 mm (2.0 in) of precipitation over about 6 days, coupled with a relatively high humidity of 76%. In contrast, September boasts significantly warmer temperatures, with a minimum of 9°C (48°F) and an average of 23°C (74°F), peaking at a scorching 42°C (108°F). Rainfall is minimal in September, with just 9 mm (0.4 in) occurring over only 2 days, and humidity drops to a comfortable 41%. For more information, check out the detailed Lake Arrowhead weather in September.
In January, the weather is notably colder, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 24°C (76°F), and an average temperature of 9°C (49°F). The month also sees higher precipitation, totaling 51 mm (2.0 in) over about 6 days, accompanied by a humidity level of 76%. In contrast, October offers a milder climate with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 36°C (97°F), and an average of 18°C (65°F). Precipitation drops significantly to just 8 mm (0.3 in) over only 1 day, and humidity levels are lower at 54%. For more specific details on October weather, you can check Lake Arrowhead weather in October.
In comparing the weather between January and November, January tends to have much colder temperatures, with a minimum of -5°C (24°F) and a warm average of 9°C (49°F), peaking at 24°C (76°F). This month also experiences higher precipitation, totaling 51 mm (2.0 in) over about 6 days, accompanied by a humidity level of 76%. In contrast, November presents milder conditions, with a minimum of -1°C (31°F) and a warmer average of 14°C (57°F), reaching a maximum of 28°C (83°F). Precipitation is significantly lower in November, registering only 19 mm (0.8 in) over just 2 days, and humidity is also reduced to 68%. For a more detailed look at Lake Arrowhead weather in November, you can visit Lake Arrowhead weather in November.
In comparing the weather of January and December, we find that both months share similar temperature ranges, with minimum temperatures slightly lower in December (-4°C/25°F) compared to January (-5°C/24°F). The average temperature remains consistent at 9°C (49°F) for both months, while the maximum temperature can reach up to 24°C (76°F) in either month. December experiences a bit more precipitation, with 56 mm (2.2 in) over 5 days, compared to January's 51 mm (2.0 in) over 6 days. Humidity levels are slightly higher in January at 76%, compared to 75% in December. For a detailed look at December weather patterns, visit Lake Arrowhead weather in December.
January in Lake Arrowhead brings a refreshing change from the mild conditions of other months, characterized by chilly mornings and brisk afternoons. With the warmth peaking around 24°C (76°F), days can feel quite pleasant, but evenings can drop to a refreshing -5°C (24°F), reminding visitors of winter's embrace. The average temperature hovers around 9°C (49°F), creating a unique blend of crisp air and cool breezes. While 51 mm (2.0 in) of rainfall over 6 days adds a touch of moisture to the landscape, the relatively high humidity at 76% can give the air a heavier feel compared to the typically drier summer months. This delightful winter weather sets a stunning backdrop for outdoor activities and cozy gatherings. For a deeper understanding of the region’s climate, explore Lake Arrowhead Climate.