Last updated: February 24, 2025
In December, The Bronx experiences a dramatic winter chill, with temperatures ranging from a brisk maximum of 17°C (64°F) to a frigid minimum of -10°C (13°F). The average temperature hovers around 4°C (39°F), making for a notably crisp atmosphere. With 117 mm (4.6 in) of precipitation over approximately 10 days, residents often encounter a mix of rain and potential snowfall, contributing to the month's characteristic 80% humidity. As the holiday season unfolds, the weather adds a unique charm to the borough, inviting both locals and visitors to engage in seasonal festivities amidst the potentially wintry backdrop.
As December settles in the Bronx, temperatures take a notable dive into winter, with minimums typically around -10°C (13°F) and averages hovering at 4°C (39°F). This month marks a significant shift compared to the milder fall, transitioning from the crispness of November to the chill of winter. The maximum temperatures peak at about 17°C (64°F), providing occasional glimpses of warmth amidst the cold snaps. December’s brisk air heralds the onset of colder days, as the landscape transforms into a winter wonderland, inviting residents and visitors to embrace the season's charm. The temperatures hint at a cozy holiday spirit, perfect for warm gatherings and festive cheer, making it a vibrant time in the Bronx.
December in The Bronx sees a notable precipitation total of 117 mm (4.6 in), making it one of the wetter months of the year. This increase in rainfall aligns with a trend of higher precipitation during the latter part of the year, with December averaging around 10 rainy days. As the year wraps up, the consistent moisture contributes to a vibrant winter landscape, contrasting with the drier late summer months. Notably, this marks a similar precipitation level to months like April and May, indicating that even as temperatures drop, The Bronx experiences a rich tapestry of winter rainfall, adding character to the local climate.
As December rolls into The Bronx, humidity levels sit at a moderate 80%, reflecting a slight increase from the previous month. This month continues a trend observed throughout the year, where winter brings higher humidity levels, peaking in January at 84%. Following a gradual decline during the summer, when humidity was at its lowest in July at 62%, the humidity levels exhibit a noticeable pattern of rising again as the city transitions from fall to winter. Although December’s humidity is lower than the peak of earlier months, it remains significantly above the comfortable summer averages, highlighting the persistently moist air that characterizes this time of year in The Bronx.
In December, The Bronx experiences a noticeable decline in UV exposure, with a UV Index of 2 categorizing it as low. This is a shift from the higher indices seen in earlier months, from a moderate 4 in November to an even more intense range from spring to summer, where values peaked at 10. With a longer burn time of 45 minutes in December, residents and visitors can enjoy outdoor activities with less concern for sunburn, marking a stark contrast to the 15-minute burn times of the peak summer months. As the seasons transition, it's important to stay informed about these changes in UV levels. For real-time insights, check out The Bronx UV Index.
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In December, the Bronx experiences a gentle decline in sunshine, totaling 174 hours—a noticeable shift from the sun-drenched summer months, where sunshine peaks at 341 hours in July. The months leading up to December reveal a vibrant pattern, with a steady increase in sunlight from 149 hours in January to a bright 277 hours in May, before summer brings its luxurious glow. As the year closes, the city settles into a cozy winter ambiance, still enjoying more than 170 hours of sunlight, reflecting resilience as the days grow shorter. This seasonal ebb and flow highlights the Bronx's varied climate, making each month distinctly captivating.
As December rolls into The Bronx, the likelihood of sunny weather dims significantly, with only a 31% chance of sun. This marks a notable decrease compared to the preceding months, particularly November, which enjoys a more inviting 55% chance of sunshine. Overall, the trend reveals that sunny days are less frequent during the winter months, with January following closely behind at 50%. The transition into the cold season is evident, as the warm glow of autumn gives way to the gray chill of winter, signaling residents to brace for shorter, less sunny days ahead.
As the year draws to a close in December, daylight in The Bronx dwindles to just 9 hours, a continuation of the trend observed in November. The transition from the longer days of summer — peaking at a generous 15 hours in June — to the shorter stretches of winter reveals a seasonal rhythm, with daylight slowly decreasing from October's 11 hours through the final months of the year. Spring brings hope with longer days ahead, starting in March with 11 hours and reaching a peak in May, while the gradual return to lengthening days post-December promises brighter moments as the city embraces the new year. This cyclical pattern emphasizes the beauty of change within each season, culminating in the cozy, reflective vibes of the holidays amidst shorter days.
As December settles in the Bronx, the average wind speed dips to 3.6 m/s (8 mph), just slightly calmer than the year’s peak in March and January. This decline reflects a broader trend of diminishing winds as the colder months approach, with notable reductions seen from the vibrant breezes of summer, where speeds hovered around 3.0 m/s (7 mph) in both July and August. Interestingly, the winds in December maintain a gentle whisper compared to the stronger gusts earlier in the year, creating a serene yet crisp atmosphere perfect for winter strolls. The cycle of wind speeds showcases the Bronx's transition from lively spring days to the quieter, chillier embrace of winter, inviting residents and visitors alike to enjoy the seasonal change.
The weather in The Bronx 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 The Bronx and find detailed weather information for every month.
In December, the weather tends to be milder with average temperatures reaching around 4°C (39°F) and maximums peaking at 17°C (64°F). However, it also experiences higher humidity at 80% and around 117 mm (4.6 in) of precipitation over about 10 days. In contrast, January brings colder conditions, with average temperatures dropping to 1°C (35°F) and minimum lows falling to -17°C (2°F). The precipitation decreases to 72 mm (2.8 in) over 8 days, accompanied by a slight increase in humidity to 84%. For a more detailed overview of January weather, you can check out The Bronx weather in January.
In December, temperatures range from a chilly -10°C (13°F) to a mild 17°C (64°F), with an average of 4°C (39°F) and 117 mm of precipitation over about 10 days. The humidity is notably high at 80%. In contrast, February sees even lower minimum temperatures, dipping to -15°C (5°F) but peaking slightly higher at 19°C (67°F), with a similar average of 2°C (37°F). Precipitation is slightly less at 106 mm over 11 days, and humidity remains slightly elevated at 82%. For more detailed weather insights, you can check The Bronx weather in February.
In December, temperatures can dip as low as -10°C (13°F), with an average of 4°C (39°F) and a maximum reaching 17°C (64°F). This month typically sees around 117 mm (4.6 in) of precipitation over approximately 10 days, alongside a high humidity level of 80%. In contrast, March shows slightly milder conditions, with minimum temperatures around -9°C (17°F) and an average of 5°C (42°F), peaking at 24°C (75°F). Precipitation decreases to 98 mm (3.9 in) over the same number of days, while humidity remains similar at 81%. For more detailed weather patterns, check The Bronx weather in March.
December and April showcase contrasting weather patterns. In December, temperatures can plummet to a minimum of -10°C (13°F), with an average of 4°C (39°F) and a maximum of 17°C (64°F), creating a chilly atmosphere marked by significant humidity at 80%. The month typically receives about 117 mm (4.6 in) of precipitation over 10 days. In contrast, April brings milder temperatures, ranging from a minimum of -1°C (31°F) to an average of 10°C (51°F) and peaking at 26°C (79°F). Precipitation levels are slightly lower in April at 115 mm (4.5 in), spread over 12 days, and the humidity dips to 78%. For more detailed insights, check out The Bronx weather in April.
December and May offer strikingly different weather patterns. In December, temperatures can plummet as low as -10°C (13°F), with an average of 4°C (39°F) and highs reaching only 17°C (64°F). The month experiences significant precipitation, around 117 mm (4.6 in), over approximately 10 days, accompanied by high humidity levels of 80%. In contrast, May sees a much warmer climate, with minimum temperatures of 2°C (37°F) and an average of 16°C (61°F), peaking at a sunny 30°C (86°F). While precipitation remains the same at 117 mm (4.6 in), it occurs over more days, totaling 13, and the humidity drops to a more comfortable 69%. For a closer look at the weather specifics, check out The Bronx weather in May.
In December, the weather tends to be quite chilly, with temperatures ranging from a minimum of -10°C (13°F) to a maximum of 17°C (64°F), and an average of 4°C (39°F). Increased precipitation, averaging 117 mm (4.6 in) over about 10 days, contributes to the winter chill, along with a high humidity of 80%. In contrast, June brings warmer and more pleasant conditions, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 34°C (93°F) and an average of 22°C (71°F). Although it rains slightly less in June, with 89 mm (3.5 in) over 11 days, the humidity is lower at 69%, making it feel more comfortable. For more details on the climate during this month, check out The Bronx weather in June.
The weather in December presents a stark contrast to that of July. In December, temperatures can dip as low as -10°C (13°F), with an average of 4°C (39°F) and highs reaching 17°C (64°F). The month typically experiences around 117 mm (4.6 in) of precipitation over approximately 10 days, accompanied by a high humidity level of 80%. In comparison, July boasts a much warmer climate, with minimum temperatures of 16°C (61°F) and average temperatures around 25°C (78°F), peaking at 36°C (96°F). Rainfall in July is slightly higher, totaling 142 mm (5.6 in) over about 12 days, but the humidity is significantly lower at 62%. This stark seasonal difference highlights the dramatic shifts in weather that occur throughout the year. For more details, you can check The Bronx weather in July.
The weather in December presents a stark contrast to that of August. In December, temperatures can drop as low as -10°C (13°F) at night, with average highs around 4°C (39°F), creating a chilly environment with a significant 80% humidity. Additionally, December sees an average of 117 mm (4.6 in) of precipitation spread out over about 10 days. In contrast, August boasts much warmer temperatures, with nighttime lows of 16°C (61°F) and daytime highs reaching up to 33°C (92°F). This summer month experiences slightly higher precipitation at 124 mm (4.9 in), but over a longer span of 13 days, contributing to a more humid atmosphere of around 65%. For a closer look at the specifics of August weather, you can visit The Bronx weather in August.
In December, the weather is considerably colder compared to September, with temperatures ranging from a minimum of -10°C (13°F) to a maximum of 17°C (64°F), resulting in an average of just 4°C (39°F). In contrast, September enjoys much milder conditions, with temperatures that vary from a minimum of 10°C (49°F) up to a maximum of 32°C (91°F), averaging around 21°C (70°F). While both months experience precipitation on about 10 days, December sees a higher total of 117 mm (4.6 in) compared to September's 91 mm (3.6 in). Additionally, December has higher humidity levels at 80%, while September's humidity sits at a more comfortable 68%. For a more detailed look at the weather specifics during September, you can visit The Bronx weather in September.
When comparing the weather in December to October, significant differences become apparent. In December, temperatures drop significantly, with a minimum of -10°C (13°F) and a maximum reaching only 17°C (64°F), resulting in an average of 4°C (39°F). In contrast, October boasts much milder conditions with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 32°C (91°F), leading to an average temperature of 16°C (61°F). Precipitation levels are somewhat similar, with December receiving 117 mm (4.6 in) over 10 days, while October has slightly higher precipitation at 130 mm (5.1 in) over 11 days. Additionally, December experiences higher humidity at 80% compared to October's 74%. For a more detailed look at October's weather, you can visit The Bronx weather in October.
In comparing the weather patterns of December and November, we notice some notable differences. December experiences slightly colder temperatures, with a minimum of -10°C (13°F) and an average of 4°C (39°F), compared to November's minimum of -8°C (18°F) and average of 8°C (47°F). Additionally, December tends to be wetter, with 117 mm (4.6 in) of precipitation occurring over about 10 days, while November sees 90 mm (3.5 in) across 9 days. Humidity levels remain similar, with December at 80% and November slightly higher at 82%. For a detailed look at November's climate, you can check out The Bronx weather in November.
As December settles in, The Bronx experiences a notable shift in weather compared to the milder months that preceded it. Temperatures dip significantly, with cooler days becoming the norm. The cold can be brisk, and while December may not bring excessive snowfall, the likelihood of precipitation increases, leading to a chillier and wetter atmosphere. The humidity levels rise, creating a dampness that permeates the season, making layers essential for staying comfortable. For those curious about the broader trends and patterns, you can explore more insights in The Bronx Climate.