Last updated: February 24, 2025
In January, Bull Run, United States experiences a dynamic range of temperatures, with a maximum of 21°C (70°F) and a chilling minimum of -15°C (5°F), leading to an average temperature of 3°C (37°F). This month is characterized by a precipitation total of 60 mm (2.4 in) spread over 7 days, contributing to the area's high humidity levels, which hover around 86%. This combination creates a unique winter atmosphere in Bull Run, where chilly days alternate with milder spells, making it a distinctive time of year for locals and visitors alike.
In Bull Run, United States, January presents a stark winter landscape, with temperatures dipping to a chilling -15°C (5°F) at night, while daytime averages hover around 3°C (37°F). This month marks the transition from the cold depths of winter, evidenced by a maximum potential temperature of 21°C (70°F), heralding the gradual warming that follows in February. The frigid conditions persist, with nighttime lows remaining at -15°C (5°F) and average highs inching up to 27°C (81°F) by the end of the month. As January progresses into February, a trend emerges: a subtle increase in temperatures lays the foundation for spring’s respite, as the region slowly shifts from the depths of winter towards the milder embrace of upcoming months. This nuanced fluctuation highlights the distinct seasonal shifts characteristic of this region, setting the stage for the warmth that will soon follow.
In January, Bull Run experiences moderate precipitation, with an average of 60 mm (2.4 in) falling over 7 days. This marks the beginning of the wet season, which peaks later in the year. As winter transitions into spring, precipitation increases, notably in April and May, when rainfall can reach up to 102 mm (4.0 in) and 125 mm (4.9 in) respectively. February shows a significant uptick, receiving 95 mm (3.7 in) over 12 days, hinting at the heightened moisture typical of the region. Following this peak, summer months maintain a steady distribution of rainfall, with August being the wettest at 146 mm (5.7 in) over 15 days. Overall, January serves as a gentle precursor to the more robust precipitation that characterizes the later months, marking a clear upward trajectory leading to a lush summer season.
January in Bull Run is characterized by a notably high humidity level, with 86% moisture in the air. This dampness sets the tone for the winter months, as February and November mirror this figure, maintaining the same humidity. As spring approaches, there is a slight decrease in humidity, dropping to 84% in April, before continuing to decline towards the summer months. By July, humidity levels take a more significant dip to 70%, indicating a trend toward drier conditions. However, the fall brings a resurgence of moisture, peaking again at 80% in October. Overall, while January's humidity prompts a consistent trend of high levels, the transition through the seasons showcases a dynamic shift towards lower moisture in the warmer months before a return to dampness in late autumn.
In January, Bull Run experiences a moderate UV Index of 3, with a burn time of 30 minutes for unprotected skin. As the winter recedes into February, the UV Index rises to 5, maintaining the same exposure category. This trend of increasing UV exposure continues into March, where the index jumps to 7, signaling a shift to high exposure risk and a reduced burn time of 25 minutes. The arrival of spring brings even more intense sunlight in April and May, with ratings soaring to 9 and 10, categorizing them as very high and cutting the burn time down to just 15 minutes. The high UV levels persist through the summer months of June and July, before tapering slightly in August and September, where they remain at 9 and 8. The gradual decline follows into October with a high of 7, then back to a moderate exposure in November and December at 5 and 3 respectively. As a result, residents and visitors should remain conscious of UV exposure in early months but be vigilant as they approach the sunnier spring and summer seasons. For more information, visit Bull Run UV Index.
UV Risk Categories
As winter fades into spring, Bull Run experiences a noticeable shift in sunshine hours, beginning with a modest 150 hours in January. This gradual increase sets the tone for the upcoming months, as February brings 180 hours and March leaps to 255 hours, signaling the approach of warmer weather. The springtime sunshine continues to blossom, peaking in May at 271 hours, before reaching its zenith in June with an impressive 318 hours. The sunniest months, July and August, maintain this radiant trend, boasting 350 and 310 hours respectively. However, as autumn rolls in, a gentle decline begins, with September offering 271 hours and following months like October and November varying between 242 and 225 hours. By December, the year wraps up with 190 hours of light, illustrating a clear seasonal pattern that showcases Bull Run’s vibrant sunshine journey throughout the year.
In Bull Run, United States, January boasts a 45% chance of sunny weather, making it one of the more promising months for sunlight during the winter. As the year unfolds, the likelihood of sunny days shows varying trends, with March peaking at 52% and November leading with 58%. Interestingly, January sits comfortably above its neighboring months, like February at 31% and June at 39%, indicating a favorable start to the year. This pattern highlights the charm of winter in Bull Run, where the sun makes a notable appearance before the seasonal shift towards more consistent springtime sun in April and May.
In Bull Run, United States, January greets residents with only 9 hours of daylight, a gradual increase marks the arrival of February with 10 hours as winter begins to lose its grip. By March, the daylight extends to 11 hours, hinting at the promise of spring. April bursts forth with 13 hours, and May shines with 14 hours of sunlight, peaking as the days grow longer. This pattern persists through June and July, where the daylight lingers at 14 hours, inviting outdoor activities and vibrant summer gatherings. As August wanes, daylight diminishes slightly to 13 hours, transitioning into the more moderate fall months of September and October with 12 and 11 hours respectively. November continues this trend downward with 10 hours, before January returns, bookending the cycle with 9 hours once more. This rhythmic ebb and flow of daylight not only marks the change of seasons but also enhances the rich tapestry of life in Bull Run throughout the year.
January in Bull Run, United States, greets residents with an average wind speed of 2.9 m/s (6 mph), setting the tone for a relatively calm winter month. As the season transitions into February and March, wind speeds see a slight increase, peaking at 3.2 m/s (7 mph) in March. However, this mild uptick is followed by a gradual decline, with May witnessing a decrease to 2.8 m/s (6 mph). The summer months bring even calmer conditions, with July recording its lowest average at 2.3 m/s (5 mph). As fall approaches, wind speeds begin to stabilize around 2.5 to 2.8 m/s (6 mph) through September to December, suggesting a return to the gentle breezes characteristic of the winter months. Overall, January serves as a precursor to the subtle fluctuations in wind patterns that characterize Bull Run throughout the year.
The weather in Bull Run 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 Bull Run and find detailed weather information for every month.
January and February showcase a noticeable shift in weather patterns, with February generally being warmer and wetter. January features an average temperature of 3°C (37°F), with a maximum of 21°C (70°F) and a minimum dipping to -15°C (5°F). In contrast, February sees a slight increase in the average temperature, rising to 5°C (41°F), and a higher maximum of 27°C (81°F). Additionally, February experiences increased precipitation at 95 mm (3.7 in) over 12 days, compared to January's 60 mm (2.4 in) over 7 days. Humidity remains consistent at 86% in both months, indicating a humid atmosphere throughout. For more detailed insights, check out Bull Run weather in February.
In January, temperatures can plummet to a minimum of -15°C (5°F), with an average of around 3°C (37°F) and highs reaching 21°C (70°F). The month experiences around 60 mm (2.4 in) of precipitation over approximately 7 days, all while maintaining a high humidity level of 86%. In contrast, March shows a noticeable warming trend, with temperatures ranging from a minimum of -7°C (20°F) to an average of 8°C (47°F), peaking at a maximum of 28°C (82°F). Precipitation increases slightly to 79 mm (3.1 in), occurring over about 9 days, yet humidity remains consistent at 86%. For more specific details about the weather in March, you can visit Bull Run weather in March.
Comparing the weather in January and April reveals a significant transition from winter to early spring. In January, temperatures can drop as low as -15°C (5°F), with an average of only 3°C (37°F) and occasional highs reaching 21°C (70°F). The month experiences around 60 mm (2.4 in) of precipitation over 7 days, coupled with high humidity at 86%.
In contrast, April sees a marked increase in warmth, with minimum temperatures around -2°C (29°F) and average highs of 14°C (57°F), peaking at a striking 34°C (93°F). While precipitation rises to 102 mm (4.0 in) across about 11 days, the humidity remains relatively stable at 84%. The shift in weather highlights the onset of spring's mildness and variability. For more detailed insights on April conditions, check out Bull Run weather in April.
January and May present a stark contrast in weather patterns. In January, temperatures can dip as low as -15°C (5°F), with an average of 3°C (37°F) and occasional highs reaching 21°C (70°F). The month experiences about 60 mm (2.4 in) of precipitation over approximately 7 days, coupled with high humidity levels at 86%. In contrast, May showcases a much warmer climate, with minimum temperatures starting at 2°C (36°F) and averaging 19°C (67°F), hitting maximums up to 35°C (95°F). Precipitation increases to 125 mm (4.9 in) over about 12 days, while humidity decreases to a more comfortable 78%. For a closer look at the weather specific to this time, you can check Bull Run weather in May.
January and June present stark contrasts in weather. In January, temperatures range from a frigid minimum of -15°C (5°F) to a mild maximum of 21°C (70°F), with an average temperature of around 3°C (37°F). This month experiences approximately 60 mm (2.4 in) of precipitation over about 7 days, accompanied by high humidity at 86%. In contrast, June features significantly warmer temperatures, with a minimum of 10°C (50°F) and a maximum soaring up to 36°C (98°F), averaging 24°C (75°F). The summer month also sees increased precipitation, totaling 108 mm (4.3 in) across about 12 days, while humidity is slightly lower at 79%. For a more detailed look at June weather, you can check Bull Run weather in June.
In January, the weather is quite chilly, with temperatures ranging from a frigid minimum of -15°C (5°F) to a mild maximum of 21°C (70°F), averaging around 3°C (37°F). The humidity is high at 86%, and there are about 7 days of precipitation totaling 60 mm (2.4 in). In contrast, July brings much warmer conditions, with temperatures varying from a minimum of 14°C (58°F) to a scorching maximum of 39°C (103°F) and an average of 27°C (81°F). July experiences slightly more precipitation, with 109 mm (4.3 in) over approximately 11 days, but the humidity drops to a more comfortable 70%. For more details on the July weather in this region, visit Bull Run weather in July.
January and August present a stark contrast in weather. In January, temperatures can drop as low as -15°C (5°F), with an average of 3°C (37°F) and a maximum of 21°C (70°F). The month sees relatively low precipitation, totaling 60 mm (2.4 in) over about 7 days, and high humidity at 86%. In contrast, August features much warmer temperatures, with a minimum of 14°C (58°F), an average of 25°C (78°F), and peaks reaching as high as 38°C (100°F). This summer month also experiences significantly more precipitation, totaling 146 mm (5.7 in) spread across 15 days, while humidity drops to a more comfortable 59%. For more details, check out Bull Run weather in August.
January and September present stark contrasts in weather conditions. In January, temperatures can plummet to a minimum of -15°C (5°F), with an average of 3°C (37°F) and a maximum reaching 21°C (70°F). This winter month experiences high humidity at 86%, along with around 60 mm (2.4 in) of precipitation over approximately 7 days. In contrast, September showcases a much milder climate, where the minimum temperature starts at 5°C (42°F) and averages around 22°C (72°F), peaking at a sweltering 37°C (99°F). The month is also wetter, with 95 mm (3.7 in) of rain over 11 days, but the humidity is significantly lower at 68%. For detailed weather insights in September, you can refer to Bull Run weather in September.
In January, temperatures can plummet as low as -15°C (5°F), with an average of 3°C (37°F) and a maximum reaching 21°C (70°F), while October enjoys milder conditions, featuring a minimum of 0°C (32°F) and an average of 17°C (62°F), with peaks up to 36°C (97°F). January's precipitation is relatively light, at 60 mm (2.4 in) over 7 days, whereas October sees increased rainfall, totaling 108 mm (4.3 in) across 8 days. Despite slightly lower humidity in October at 80%, it remains comfortable compared to January’s high humidity level of 86%. For more detailed insights on October weather, visit Bull Run weather in October.
When comparing the weather in January and November, several notable differences emerge. January typically experiences colder conditions, with temperatures ranging from a minimum of -15°C (5°F) to a maximum of 21°C (70°F) and an average temperature of around 3°C (37°F). In contrast, November is milder, featuring a minimum of -5°C (23°F) and a maximum of 25°C (77°F), with an average temperature of 8°C (47°F). Precipitation is also a factor, as January sees about 60 mm (2.4 in) over 7 days, while November has a slightly higher precipitation rate at 85 mm (3.3 in), also spread over 7 days. Interestingly, both months have the same level of humidity at 86%, contributing to a damp atmosphere during this period. For specific weather details, you can check Bull Run weather in November.
In January, temperatures in Bull Run drop slightly lower than in December, with a minimum of -15°C (5°F) compared to December's minimum of -11°C (13°F). The average temperature in January is around 3°C (37°F), while December averages a bit warmer at 5°C (41°F). Both months experience similar maximum temperatures, with January reaching up to 21°C (70°F) and December peaking at 20°C (69°F). Interestingly, January sees slightly less precipitation at 60 mm (2.4 in) over 7 days, while December has higher precipitation at 90 mm (3.6 in) over 9 days. Humidity levels remain quite comparable, with January at 86% and December at 85%. For a deeper look at the weather patterns, check out Bull Run weather in December.
As January settles over Bull Run, the chill of winter becomes unmistakable, creating a sharp contrast to the milder months that precede and follow it. With daytime temperatures rarely breaking into the double digits, and nights plunging well below zero, residents and visitors alike experience a biting cold that is not common in other periods of the year. The month’s relatively high humidity level, coupled with a modest amount of precipitation, adds to the brisk atmosphere, often leading to a crisp and invigorating environment. While January may feel harsh compared to the more temperate climate seen elsewhere in the year, it offers a unique charm that is perfect for winter enthusiasts. For a deeper understanding of the seasonal shifts in this region, explore more about the Bull Run Climate.