Last updated: February 24, 2025
In Castleton, United States, January brings a chilly yet fascinating weather tapestry. The month features a maximum temperature reaching 16°C (61°F), while the average temperature hovers around a frigid -5°C (23°F). The minimum temperatures can plunge to an astonishing -30°C (-22°F), creating a stark contrast. With 79 mm (3.1 in) of precipitation over 10 days, residents experience a wintry mix that often blankets the landscape. Elevated humidity levels at 89% can intensify the cold, making January a time of unique beauty and formidable weather challenges in this captivating location.
In Castleton, United States, January marks one of the coldest months of the year. With minimum temperatures plummeting to -30°C (-22°F), the chill is palpable, yet the average temperature hovers around -5°C (23°F), offering a level of stark beauty in the frosty landscape. On the bright side, January can also see a maximum of 16°C (61°F), hinting at the occasional mild spell that breaks the winter grip. This month serves as a prelude to February's slight warming, where temperatures begin to inch up, suggesting a gradual transition toward spring. Notably, the contrast between the biting cold and the brief warm spells underscores the region's dramatic temperature fluctuations, creating an intriguing dynamic for residents and visitors alike.
In January, Castleton experiences an average precipitation of 79 mm (3.1 in) spread over approximately 10 days, marking the start of the year with a moderate amount of rain. This reflects a slight decrease compared to February, which sees a higher total of 86 mm (3.4 in) over 12 days, indicating that the late winter months often bring increased moisture. The arrival of spring in April brings a notable uptick to 118 mm (4.7 in), demonstrating that the trend in Castleton is towards wetter weather as the seasons transition. Interestingly, despite January being one of the colder months, its precipitation is not the lowest compared to other spring months like March with 74 mm (2.9 in). Overall, the data suggests a pattern of increasing rainfall as Castleton moves from winter into the more temperate months, establishing a rhythm of change as the year progresses.
In January, Castleton experiences a high humidity level of 89%, setting the tone for a typically damp winter month. As the season progresses into February, humidity slightly decreases to 88% but remains notably high, illustrating a trend of consistent moisture in the air. The humidity continues to decline gradually through March and April, reaching 86% and 84% respectively, hinting at the onset of spring. This trend of decreasing humidity persists until May, when levels drop to 76%. Following this, the summer months of June to August see a further decline, with humidity peaking at 66% in July before rising slightly in September. As autumn approaches, humidity begins to climb again, peaking in November at 87%, before settling at 84% in December. Overall, Castleton's humidity exhibits an unmistakable seasonal pattern, characterized by high levels in winter, a gradual drop in late spring and summer, followed by a resurgence in the autumn months.
In January, Castleton experiences a moderate UV Index of 3, allowing for about 30 minutes of unprotected sun exposure before risking skin damage. As the months progress, this trend shifts notably; by February and March, the UV Index rises to 4 and 5, respectively, still classified as moderate with the same burn time. However, as spring transitions into summer, UV levels soar, peaking at a very high index of 10 in June, where only 15 minutes of exposure is safe. This pattern of increasing intensity from April through August illustrates a critical period for sun protection. By autumn, the UV Index gradually decreases, returning to a moderate level of 5 by October and 3 in November, before dropping to a low 2 in December. For more detailed insights into Castleton's UV trends throughout the year, visit Castleton UV Index.
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In Castleton, United States, the sun begins to shine brighter in January with 116 hours of sunlight, heralding the gradual arrival of spring. As February rolls in, the days lengthen to 155 hours, hinting at the transition ahead. By March and April, the sunny days blossom into 226 and 223 hours, respectively, invigorating the landscape. The warmth peaks in the heart of summer, with June and July basking in an impressive 322 and 332 hours of sun, providing ample opportunity for outdoor activities and vibrant community events. As the seasons shift again, sunlight begins to wane, declining to 289 hours in September and continuing its descent to 202 hours in October. November and December offer a cozy close to the year with 159 and 138 hours of sunshine, wrapping up the cycle while setting the stage for another bright January ahead. Overall, Castleton's sunlight patterns showcase a stark juxtaposition between the energy of summer and the quieter, reflective days of winter.
In Castleton, the likelihood of sunny weather in January stands at 34%, making it one of the cooler months for sunshine when compared to the rest of the year. Interestingly, this figure is higher than February's 29%, yet significantly lower than the more sun-drenched months that follow, such as March, which boasts a 53% chance of sun. The transition from winter to spring brings a noticeable increase in sunshine, with April and May also showing hearty percentages at 39% and 37%, respectively. Notably, while the summer months experience a dip in sunny days, with July at 31%, January still manages to hold its ground, offering a moderate opportunity for clear skies, especially in the context of the entire year. Overall, January serves as a gentle reminder that even in winter, a sliver of sunshine is just around the corner.
In Castleton, United States, January ushers in approximately 9 hours of daylight, marking the beginning of a gradual increase as the season progresses. As February arrives, daylight extends to 10 hours, stirring anticipation for the longer days ahead. By March, the sun lingers longer in the sky with 11 hours of daylight, while April blooms further with 13 hours, hinting at the vibrant summer days to come. May and June are the pinnacle of brightness, boasting 14 and 15 hours of daylight respectively, before July perfectly maintains this sun-soaked runtime. As summer fades into fall, daylight begins its gentle decline, dropping to 13 hours in August, then tapering off to 12, 10, and ultimately back to 9 hours in September, October, and November. December concludes the year with the least daylight, at just 8 hours, creating a cyclical rhythm of light that shapes Castleton’s seasons.
In Castleton, United States, January greets residents with a gentle average wind speed of 2.3 m/s (5 mph), setting a comparatively calm tone for the month. As winter wanes into February, the winds pick up slightly, reaching 2.6 m/s (6 mph). However, it’s March that brings a noticeable change, with winds strengthening to 3.3 m/s (7 mph), heralding the arrival of spring. As temperatures rise, wind speeds fluctuate slightly, peaking again in June at 2.8 m/s (6 mph) before tapering off in the warmer summer months of July and August. The gentle breezes return in the fall, with a consistent 2.6 m/s (6 mph) in September, while December rounds out the year with winds similar to mid-summer, averaging 2.8 m/s (6 mph). This pattern highlights a dynamic wind environment that ebb and flows with the seasons, offering a blend of calm and invigorating breezes.
The weather in Castleton 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 Castleton and find detailed weather information for every month.
January and February exhibit notable differences in weather patterns, showcasing the transition of winter. In January, temperatures range from a minimum of -30°C (-22°F) to a maximum of 16°C (61°F), with an average of -5°C (23°F). The month also sees about 79 mm (3.1 in) of precipitation over approximately 10 days, accompanied by high humidity at 89%. In contrast, February can be slightly milder, with a minimum temperature of -24°C (-11°F) and a maximum reaching 21°C (69°F), resulting in an average temperature of -4°C (26°F). Precipitation increases slightly to 86 mm (3.4 in) over 12 days, and humidity remains comparable at 88%. For more detailed information on the February climate, you can refer to Castleton weather in February.
January and March present noticeable differences in weather conditions. In January, temperatures can plummet to a minimum of -30°C (-22°F), with an average around -5°C (23°F) and a maximum reaching 16°C (61°F). The month also sees a significant amount of precipitation, totaling 79 mm (3.1 in) over about 10 days, accompanied by high humidity at 89%. In contrast, March experiences milder temperatures, with a minimum of -19°C (-3°F), an average of 0°C (32°F), and a maximum of 21°C (69°F). The precipitation in March is slightly less at 74 mm (2.9 in), yet it maintains a similar frequency of 10 days. Humidity also decreases slightly to 86%. For a more detailed look at weather conditions, you can check Castleton weather in March.
January weather is characterized by its harsh cold, with temperatures ranging from a minimum of -30°C (-22°F) to an average of -5°C (23°F) and occasionally peaking at a maximum of 16°C (61°F). It experiences significant precipitation, totaling 79 mm (3.1 in) over about 10 days, and maintains a high humidity level of 89%.
In contrast, April brings a much milder climate, with temperatures ranging from a minimum of -6°C (22°F) to an average of 7°C (45°F), peaking at a maximum of 26°C (79°F). Although April sees more precipitation at 118 mm (4.7 in) across 14 days, the overall drop in humidity to 84% contributes to a more comfortable atmosphere. For more details on the weather in April, you can check Castleton weather in April.
January and May display a stark contrast in weather conditions. In January, temperatures can plummet to a minimum of -30°C (-22°F), with an average of -5°C (23°F) and a maximum reaching only 16°C (61°F). The month sees significant precipitation of 79 mm (3.1 in) over about 10 days and high humidity levels at 89%. In contrast, May offers a much milder climate, with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 33°C (91°F), averaging around 14°C (57°F). Although precipitation rises to 87 mm (3.4 in) over 13 days, humidity is lower at 76%. For more details on weather conditions in May, you can refer to Castleton weather in May.
January and June present strikingly contrasting weather patterns. In January, temperatures can plummet as low as -30°C (-22°F), with an average hovering around -5°C (23°F) and maximums reaching 16°C (61°F). The month sees a high level of humidity at 89% and experiences precipitation on about 10 days, amounting to 79 mm (3.1 in). In stark contrast, June offers a much milder climate, with minimum temperatures of 4°C (40°F) and an average of 19°C (66°F), peaking at a warm 34°C (94°F). Although precipitation is slightly higher at 80 mm (3.2 in) over 12 days, the humidity decreases to 72%. For more specific details about the June weather, check out Castleton weather in June.
January and July present a stark contrast in weather patterns. In January, temperatures plunge to an average of -5°C (23°F), with minimums reaching as low as -30°C (-22°F) and occasional maxima of 16°C (61°F). The month is characterized by high humidity at 89% and 79 mm (3.1 in) of precipitation spread over about 10 days. In stark contrast, July brings a much warmer climate, with average temperatures around 22°C (72°F), minima at 9°C (49°F), and maxima soaring to 37°C (98°F). July experiences slightly more precipitation at 114 mm (4.5 in) over 12 days but features a significantly lower humidity level of 66%. For a more detailed look at the weather during this summer month, check out Castleton weather in July.
January and August present starkly contrasting weather patterns. In January, temperatures can plummet to a chilling -30°C (-22°F), with an average of -5°C (23°F) and a maximum of 16°C (61°F), creating a frigid atmosphere accompanied by high humidity levels of 89%. Precipitation is moderate, totaling 79 mm (3.1 in) over approximately 10 days. In contrast, August enjoys a much milder climate, with minimum temperatures around 7°C (45°F) and an average of 21°C (70°F), peaking at a warm 33°C (92°F). Humidity is notably lower at 64%, and precipitation slightly increases to 83 mm (3.3 in) over the same number of days. For more information about specific weather conditions, you can explore Castleton weather in August.
In January, the weather is characterized by extreme cold, with temperatures plunging to a minimum of -30°C (-22°F) and only occasionally reaching a maximum of 16°C (61°F). This month sees significant precipitation, averaging 79 mm (3.1 in) over about 10 days, with high humidity levels at 89%. In contrast, September offers milder conditions, with temperatures ranging from a minimum of -1°C (30°F) to a comfortable average of 17°C (63°F), peaking at 32°C (91°F). There is slightly less precipitation in September, at 69 mm (2.7 in) over approximately 7 days, and the humidity drops to 72%, creating a more pleasant atmosphere. For more details on September weather specifics, you can visit Castleton weather in September.
January weather features much colder temperatures, with a minimum plunging to -30°C (-22°F) and an average of -5°C (23°F), while October enjoys a milder climate, with temperatures ranging from a minimum of -4°C (25°F) to a comfortable average of 11°C (51°F). While January sees a notable max temperature of 16°C (61°F), October can reach up to 25°C (78°F), indicating a significant warming trend as the year progresses. Precipitation is also more pronounced in October, with 139 mm (5.5 in) over 13 days compared to January's 79 mm (3.1 in) across 10 days, and humidity remains relatively high in both months, albeit slightly lower in October at 81%. For more details on how October weather looks in Castleton, you can visit Castleton weather in October.
January and November present notably different weather conditions, showcasing the transition from winter's chill to late autumn's milder temperatures. In January, temperatures can plummet as low as -30°C (-22°F) with an average of -5°C (23°F), whereas November offers a milder experience with a minimum of -20°C (-4°F) and an average of 2°C (37°F). While January sees approximately 79 mm (3.1 in) of precipitation over about 10 days, November receives a bit more, with 102 mm (4.0 in) spread across 12 days, highlighting a wetter month. Both months share high humidity levels, with January around 89% and November slightly lower at 87%. For more detailed insights into November's weather, you can explore Castleton weather in November.
In January, the weather is slightly colder than in December, with average temperatures hovering around -5°C (23°F) compared to December's average of -2°C (28°F). The minimum temperatures in January can drop to -30°C (-22°F), while December's lows reach -28°C (-18°F). Although both months experience significant precipitation, January has slightly less, with 79 mm (3.1 in) over 10 days, compared to December's 90 mm (3.5 in) over 11 days. Humidity is higher in January at 89%, compared to December’s 84%. For a more detailed comparison of December weather, you can visit Castleton weather in December.
In January, Castleton experiences a distinctive chill that sets it apart from other months. With temperatures dipping down to -30°C and an average hovering around -5°C, this time of year is marked by the serenity of winter. The 79 mm of precipitation spread over 10 days contributes to the robust 89% humidity, creating a landscape often blanketed in a soft layer of snow. This stark contrast to the milder months makes January a wonderland for winter enthusiasts and showcases the resilience of the local ecosystem. For a deeper dive into the climatic nuances, visit Castleton Climate.