December Weather in Hilsa, India

Last updated: October 30, 2025

December in Hilsa, India, offers a mild and refreshing climate, with average temperatures around 17°C (63°F), peaking at a comfortable 29°C (85°F) during the day. As the sun sets, nights can dip to a crisp 5°C (42°F), perfect for cozy evenings. This month typically sees minimal rainfall, with only 15 mm (0.6 in) of precipitation over just one day, contributing to a relatively dry atmosphere. High humidity levels at 87% create a backdrop of cool air, making December an ideal time to enjoy the beauty of Hilsa's winter season.

December Temperature in Hilsa

In December, Hilsa, India begins to feel the chill of winter, showcasing a fascinating transition in temperatures. The month opens with a crisp minimum of 5°C (42°F), offering a refreshing change from the warmer months. As the days progress, the average temperature hovers around 17°C (63°F), providing a pleasant ambiance for outdoor activities. By midday, the mercury rises to a peak of 29°C (85°F), ensuring that sunlight still warms the afternoons. Comparatively, this month stands out with its cooler lows and temperate highs, marking a stark contrast to the sweltering heat waves of summer and hinting at the mild weather ahead. December in Hilsa truly exemplifies the charm of the Indian winter, balancing brisk mornings with sunny afternoons.

December Weather in Hilsa: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Hilsa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hilsa, December typically has an average temperature of 17°C (63°F), with highs reaching up to 29°C (85°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec606677868990868685817263
Data source: Temperature data for Hilsa generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Hilsa

In December, Hilsa, India experiences a notable shift in precipitation patterns, registering 15 mm (0.6 in) of rainfall over just 1 day. This marks a tapering off from the heavy downpours of the monsoon months, with precipitation peaking at 364 mm in July and gradually declining through the latter part of the year. The data suggests a transition to drier conditions as the year concludes, following a notably wet spell from June to September. With November recording a mere trace of rain, December’s modest contribution signifies the onset of the dry season, offering a respite from the relentless rain while still contributing to the region's overall hydrological balance.

December Precipitation Trends in Hilsa

The chart displays monthly precipitation patterns in Hilsa, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Hilsa, December typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec101915146118536428423966115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hilsa

In December, Hilsa, India, experiences notably high humidity at 87%, marking the tail end of a trend that begins with lower levels in the early months of the year. As the year progresses, humidity sees a steady increase, peaking during the monsoon season from June to September, where it hovers around 90%. Following a slight dip in October, humidity remains high through November, just slightly decreasing as December arrives. This gradual shift from the arid conditions of April, with only 29%, to the dampness of the final months illustrates the region's transition influenced by seasonal changes, making December a notably humid month in the annual cycle.

December Average Humidity in Hilsa

This chart illustrates the average monthly humidity levels in Hilsa, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Hilsa is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%59%45%29%51%77%91%90%90%90%88%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hilsa

In December, Hilsa, India experiences a moderate UV Index of 5, offering a welcome respite from the intense sun seen in the preceding months. The burn time stretches to 30 minutes, allowing for longer outdoor enjoyment with somewhat reduced risk compared to the extreme levels of July to September. This month marks a transition towards cooler winter conditions, following a peak in UV exposure recorded in the summer months, where indices soared to 12. As the daylight wanes, the sun's intensity decreases, encouraging locals and visitors alike to embrace outdoor activities with a bit more safety in mind. For more details on UV levels throughout the year, visit Hilsa UV Index.

Maximum UV Index Levels in Hilsa for December

The chart shows the monthly maximum UV Index (UVI) for Hilsa in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Hilsa typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5781099121212965
Data source: Hilsa December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Hilsa

In December, Hilsa, India experiences a noticeable shift as the year winds down, with 278 hours of sunshine illuminating the month. This marks a slight decline from the vibrant days of November, which boasted 282 hours. As we look back, the trend of increasing sunlight from January's modest 235 hours peaks in May at an impressive 356 hours, revealing the region's gradual transition into the full embrace of summer. Following this peak, a gentle descent in sunlight hours is observed, with June's fade into the monsoon casting a cloudier spell. Despite December's diminished brightness, it still offers a warm glow against the winter chill, setting a serene stage for the year to conclude.

Monthly Sunshine Duration in Hilsa: December Highlighted

The December sunshine duration represents the total number of hours Hilsa experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec235h284h336h344h356h326h271h286h290h298h282h278h
Data source: Hilsa December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hilsa During December

In December, the likelihood of sunny weather in Hilsa, India stands at 69%, a figure that reflects the onset of the cooler months while still retaining a decent chance for clear skies. This percentage is a slight dip from the 72% in November but remains notably high compared to the summer months, where the chances plummet to a mere 31% in June and an alarming 10% in July. As the year transitions from the harsher summer heat to more temperate conditions, December offers a reprieve with more opportunities for sunshine, aligning closely with the trends seen earlier in the year, particularly in October at 64%. This makes December a favorable time for outdoor activities, where residents and visitors alike can enjoy the pleasant weather before winter fully sets in.

Percentage of Sunny Days in December in Hilsa

The chart illustrates the percentage of sunny days in Hilsa throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Hilsa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec75%89%90%79%55%31%10%8%25%64%72%69%
Data source: Hilsa December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hilsa in December

As the year winds down in Hilsa, India, December brings a return to shorter days, with average daylight at 10 hours—the same duration observed in January and November. This trend highlights a cyclical pattern where daylight gradually increases from the frigid days of winter through spring and peaks at 13 hours during the summer months of May, June, and July. Following this peak, daylight begins to wane again, tapering off back to 10 hours by the year’s end. The rhythmic ebb and flow of daylight not only mark the changing seasons but also influence the daily lives and activities of the local community, inviting a sense of renewal with each transition.

Average Daylight Hours in Hilsa for December

The chart illustrates the variation in daylight duration in Hilsa throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 44m11h 17m12h12h 45m13h 22m13h 40m13h 31m12h 58m12h 16m11h 32m10h 54m10h 34m
Data source: Hilsa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Hilsa

As December envelops Hilsa, India, the average wind speed gently settles at 2.1 m/s (5 mph), reflecting a slight dip from the more blustery months preceding it. This seasonal transition showcases a subtle trend of fluctuating winds, with speeds peaking in September at 3.1 m/s (7 mph) before gradually declining through the year. The winter months bring a calming breath to the region, as winds weave through the landscape, evoking a sense of tranquility and quietude. Compared to the earlier part of the year, where wind speeds display a gradual increase from January to May, December's breezes hint at the waning energy of the year, settling into a stillness that envelops the community as it embraces the festive spirit of the season.

Average December Wind Speed in Hilsa

The chart displays monthly wind speed patterns in Hilsa, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.22.62.72.92.82.52.23.12.01.62.1 m/s
Data source: Hilsa December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Hilsa Compares to Other Months

Weather in Hilsa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hilsa, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, temperatures typically range from a minimum of 5°C (42°F) to a maximum of 29°C (85°F), with an average of 17°C (63°F). The month sees a relatively humid atmosphere with a humidity level of 87% and light rainfall totaling 15 mm (0.6 in) on just one day. In contrast, January experiences slightly cooler temperatures, with averages dropping to 15°C (60°F) and a maximum of 28°C (83°F), while the minimum remains the same at 5°C (41°F). Additionally, January is less humid at 72% and has even less rainfall, totaling only 10 mm (0.4 in) on one day. For more detailed information about January weather in the area, check out Hilsa weather in January.

In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 29°C (85°F), with an average temperature of 17°C (63°F). The month sees limited precipitation, with only 15 mm (0.6 in) over just one day, accompanied by high humidity levels at 87%. In contrast, February experiences slightly warmer conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (93°F) and an average of 19°C (67°F). Precipitation increases slightly to 19 mm (0.7 in) over two days, but the humidity drops significantly to 59%. For more specific weather details, you can check Hilsa weather in February.

In December, the weather is generally mild with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 29°C (85°F), averaging around 17°C (63°F). The month sees very little precipitation, only about 15 mm (0.6 in) across just 1 day, and the humidity is relatively high at 87%. In contrast, March brings noticeably warmer conditions, with temperatures starting from a minimum of 11°C (51°F) and soaring to a maximum of 40°C (104°F), averaging a balmy 25°C (77°F). Although March also receives the same amount of precipitation (15 mm or 0.6 in), it is spread over 3 days, and the humidity drops significantly to 45%. For more details on March weather, you can check Hilsa weather in March.

In December, the weather is mild, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 29°C (85°F) and an average of 17°C (63°F). The humidity is quite high at 87%, but there is relatively little rain, with only about 15 mm (0.6 in) of precipitation over just one day. In contrast, April brings significantly warmer temperatures, with a minimum of 18°C (64°F) and a peak reaching up to 43°C (110°F), averaging around 30°C (87°F). The humidity drops to 29%, and while the precipitation is similar at 14 mm (0.6 in), it occurs over four days. If you’re interested in more specific details about the weather conditions in Hilsa, you can check this link: Hilsa weather in April.

December and May offer contrasting weather experiences. In December, temperatures are more moderate, ranging from a minimum of 5°C (42°F) to a maximum of 29°C (85°F), with an average of 17°C (63°F). The month sees minimal precipitation, averaging just 15 mm (0.6 in) over about one day and high humidity at 87%. In stark contrast, May brings the heat, with temperatures soaring from a minimum of 22°C (71°F) to a blistering maximum of 44°C (112°F), and an average temperature of 32°C (90°F). This month experiences significantly higher rainfall, totaling 61 mm (2.4 in) spread out over approximately seven days, and a much lower humidity level of 51%. For a closer look at the specific conditions, you can visit Hilsa weather in May.

The weather in December contrasts sharply with that of June. In December, temperatures range from a cool minimum of 5°C (42°F) to a pleasant average of 17°C (63°F), reaching a maximum of 29°C (85°F). With only 15 mm (0.6 in) of precipitation over just one day, the month is characterized by higher humidity at 87%.

In stark contrast, June experiences significantly hotter conditions, with minimum temperatures starting at 24°C (76°F) and soaring to an average of 32°C (90°F), peaking at a scorching 45°C (114°F). This month is also much wetter, with 185 mm (7.3 in) of rainfall occurring over 16 days, and humidity levels drop to 76%.

For more details, you can check the specific climate conditions here: Hilsa weather in June.

The weather in December is generally mild, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 29°C (85°F). This month experiences low precipitation, averaging just 15 mm (0.6 in) over a single rainy day, and maintains a humidity level of 87%. In contrast, July is characterized by much warmer temperatures, with a minimum of 25°C (78°F) and a maximum reaching up to 40°C (105°F). The rainfall is significantly heavier during this month, averaging 364 mm (14.3 in) across 27 days, coupled with a humidity level of 91%. This stark contrast highlights the more temperate conditions of December compared to the hot and humid climate of July. For more details, visit Hilsa weather in July.

December and August present two distinct weather profiles. In December, temperatures range from a mild 5°C (42°F) at night to a comfortable high of 29°C (85°F) during the day, accompanied by low precipitation of just 15 mm over a single day and a humidity level of 87%. In contrast, August is characterized by much warmer conditions, with minimum temperatures at 26°C (79°F) and averages peaking at 30°C (86°F), soaring up to a maximum of 36°C (98°F). This month experiences significant rainfall, with 284 mm spread over 27 days, and humidity remains high at 90%. For more specific details on conditions during this month, check out Hilsa weather in August.

December experiences significantly milder temperatures compared to September. The average temperature in December ranges from a minimum of 5°C (42°F) to a maximum of 29°C (85°F), while September sees much warmer conditions, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 36°C (98°F). Additionally, December is much drier, with only 15 mm (0.6 in) of precipitation over just one day, whereas September is quite rainy, receiving 239 mm (9.4 in) over 22 days. The humidity levels in both months remain high, with December at 87% and September at 90%. For a more detailed understanding of the weather in September, you can visit Hilsa weather in September.

In December, the weather becomes notably cooler compared to October, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 29°C (85°F) and an average temperature of 17°C (63°F). December experiences minimal precipitation, with just 15 mm (0.6 in) over the course of only one day, and the humidity stays relatively high at 87%.

In contrast, October offers much warmer temperatures, with a minimum of 16°C (62°F) and reaching highs of 36°C (96°F), averaging around 27°C (81°F). This month also sees significantly more rainfall, accumulating 66 mm (2.6 in) over eight days, coupled with a humidity level of 90%. For more information on the weather specifics during this month, you can visit Hilsa weather in October.

Overall, October is characterized by hotter days and more frequent rain, making it quite distinct from the cooler and drier conditions of December.

In December, the weather is cooler with a minimum temperature of 5°C (42°F) compared to November, where the minimum was 11°C (51°F). The average temperature drops from 22°C (72°F) in November to 17°C (63°F) in December, and the maximum temperature decreases from 33°C (92°F) to 29°C (85°F). Additionally, while November experienced virtually no precipitation with only 1 mm (0.0 in) over the month, December sees slightly more rain with 15 mm (0.6 in) spread over just one day. The humidity remains relatively high in both months, with December at 87% and November at 88%. For more detailed information, you can visit Hilsa weather in November.

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Conclusion: What to Expect From December Weather in Hilsa

As December settles in, Hilsa experiences a refreshing shift in weather, marking a contrast to the warmer months that preceded it. With average temperatures dipping around 17°C, the chills might surprise those accustomed to the heat of summer. The month boasts a relatively low precipitation rate, with just one rainy day, which keeps the atmosphere crisp yet invigorating. Coupled with high humidity levels of 87%, the air feels distinctly cooler, offering a brief respite from the sweltering conditions typical of other seasons. This unique blend of weather creates a serene and pleasant environment, making it an ideal time to explore the charm of this vibrant region. For a deeper understanding of the seasonal variations, check out Hilsa Climate.