December Weather in Hershey, United States

Last updated: February 24, 2025

In December, Hershey, United States, experiences a chilly climate characterized by a maximum temperature of 18°C (64°F) and an average of 3°C (38°F), dipping to a brisk minimum of -12°C (11°F). The month receives 92 mm (3.6 in) of precipitation over approximately 10 days, contributing to a high humidity level of 85%. This combination of cold temperatures and frequent moisture creates a unique winter atmosphere, making December a captivating time to explore Hershey's seasonal offerings.

December Temperature in Hershey

In Hershey, United States, December marks the onset of winter, with temperatures reflecting the season's chill. The month typically sees minimum temperatures around -12°C (11°F), setting a brisk tone as the average hovers at 3°C (38°F). With maximum temperatures reaching up to 18°C (64°F), the contrast signifies the gradual shift from the more moderate falls of November, where a mild average of 7°C (45°F) was common. This colder spell contrasts sharply with the more temperate months that precede it, hinting at a definitive arrival of winter. As the year draws to a close, crisp air fills the landscape, inviting cozy gatherings and festive cheer amidst the cold.

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

The chart illustrates December temperature patterns in Hershey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787569594437
Data source: Temperature data for Hershey generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Hershey

In Hershey, December wraps up the year with a precipitation total of 92 mm (3.6 in), making it one of the wetter months, though not as rain-soaked as the summer peak in July with 136 mm (5.4 in). On average, rainfall is experienced over 10 days, reflecting a consistent pattern of spreading moisture that complements the chill of winter. When compared to the preceding month of November, which saw 90 mm (3.5 in) across 8 days, December continues to establish a reliable trend of elevated precipitation as the seasons shift. This steady flow of rain contributes to Hershey's charm, nurturing the landscape even as colder temperatures set in.

December Precipitation Trends in Hershey

The chart displays monthly precipitation patterns in Hershey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6810497106125951361221131069092
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hershey

In Hershey, United States, December sees humidity levels at 85%, maintaining a trend of elevated moisture typical for winter months. The humidity during this time reflects a slight dip from the 87% recorded in November, yet it remains significantly higher than the summer lows, where figures reach as low as 62% in August. Overall, the data presents a clear seasonal pattern: humidity starts robustly in the winter, gradually decreasing through spring and summer before climbing again as temperatures drop in the fall. This cyclical trend underscores the region's characteristic climate, with December solidifying its position in the midst of a humid winter backdrop.

December Average Humidity in Hershey

This chart illustrates the average monthly humidity levels in Hershey, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hershey

As the year winds down in Hershey, December brings a low UV Index of 2, with a burn time extending to 45 minutes—a significant reprieve from the higher levels experienced in the warmer months. Following the peak summer months, where UV Index values soared to 10, the trend clearly shifts towards lower levels of sun intensity as winter approaches. This gradual decline is consistent with the seasonal variation, showcasing a more relaxed atmosphere for outdoor activities, where protection from UV rays is less critical. So, while you can enjoy the winter greens and local festivities under the sun, be mindful of your exposure and check the details as you plan your days. For more insights on UV levels throughout the year, visit Hershey UV Index.

Maximum UV Index Levels in Hershey for December

The chart shows the monthly maximum UV Index (UVI) for Hershey 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.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Hershey 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 Hershey

In Hershey, December brings a sense of transition as the sunshine hours start to dwindle compared to the vibrant summer months. With 173 hours of sunshine, December stands as a modest end to the year's light, overshadowed by the peak of 344 hours experienced in July. As the winter season settles in, the decrease from the lively 261 hours of May and the lingering warmth of autumn with 210 hours in November is evident. Despite this reduction, the festive spirit shines through, making the most of the radiant days that remain. Overall, December's sunshine serves as a gentle reminder of the brighter days that will return with the new year, bridging the gap between the lush sunlit months and the awaiting spring.

Monthly Sunshine Duration in Hershey: December Highlighted

The December sunshine duration represents the total number of hours Hershey 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.
JanFebMarAprMayJunJulAugSepOctNovDec132h167h237h243h261h313h344h310h270h223h210h173h
Data source: Hershey December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hershey During December

In Hershey, the likelihood of experiencing sunny weather in December stands at 31%, which is slightly lower than the earlier months of the year but not the least promising. While the trend shows a dip in sunshine chances as winter approaches, November offers a more favorable 53% chance, indicating that the transition into winter does bring a reduction in beautiful, sunny days. Interestingly, this pattern aligns with the cooler months, as February marks the lowest likelihood at just 26%. Overall, December may lack the sunny charm of spring and summer, but there's still a hopeful flicker of sunshine to brighten those chilly winter days.

Percentage of Sunny Days in December in Hershey

The chart illustrates the percentage of sunny days in Hershey 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 Hershey experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%27%52%42%37%37%48%36%49%35%53%31%
Data source: Hershey December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hershey in December

As the year winds down in Hershey, United States, December brings with it a nostalgic return to shorter days, offering only 9 hours of daylight. This pattern mirrors the previous month of November, where daylight also graced the landscape for a brief 9 hours. After the long, bright days of mid-summer, peaking at 14 hours between June and August, daylight gradually dwindles throughout the fall, reaching a tender minimum in the heart of winter. As this seasonal cycle unfolds, residents can reflect on the comforting rhythm of nature, anticipating the gradual return of longer days as January approaches.

Average Daylight Hours in Hershey for December

The chart illustrates the variation in daylight duration in Hershey throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 39m10h 40m11h 58m13h 18m14h 25m14h 58m14h 40m13h 40m12h 24m11h 4m9h 55m9h 20m
Data source: Hershey daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Hershey

As December sweeps into Hershey, the average wind speed settles at 2.9 m/s (6 mph), mirroring the breezy conditions of November. This marks a notable decline from the gustier months of spring, with March reaching a peak of 3.5 m/s (8 mph). Throughout the year, wind speeds generally show a trend of decreasing intensity, especially as summer fades into winter, with July and August recording the calmest conditions at around 2.1 m/s (5 mph) and 2.0 m/s (4 mph), respectively. As we close out the year, the mellow December winds invite a serene atmosphere, perfectly complementing the festive spirit in the air.

Average December Wind Speed in Hershey

The chart displays monthly wind speed patterns in Hershey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.03.53.32.82.42.12.02.72.62.92.9 m/s
Data source: Hershey December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Hershey Compares to Other Months

The weather in Hershey 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 Hershey and find detailed weather information for every month.

In December, temperatures in Hershey fluctuate between a minimum of -12°C (11°F) and a maximum of 18°C (64°F), with an average temperature of 3°C (38°F). The month experiences significant precipitation, totaling 92 mm (3.6 in) over 10 days, contributing to a humidity level of 85%.

In contrast, January is generally colder, with minimum temperatures dropping to -16°C (4°F) and an average of 1°C (34°F), while the maximum can reach 20°C (68°F). Precipitation decreases to 68 mm (2.7 in) over 8 days, and humidity slightly increases to 87%. For more detailed information, check the Hershey weather in January.

December and February exhibit distinct weather patterns, although both months share an average temperature of around 3°C (38°F). In December, temperatures range from a chilly minimum of -12°C (11°F) to a milder maximum of 18°C (64°F), accompanied by 92 mm (3.6 in) of precipitation over approximately 10 days. Conversely, February experiences even colder nights, with minimum temperatures dropping to -17°C (2°F), but allows for warmer maximums of 27°C (81°F). This month also sees a slight increase in precipitation, totaling 104 mm (4.1 in) over 12 days, while maintaining similar humidity levels of 85%. For more detailed information, you can visit Hershey weather in February.

December and March present distinct weather patterns, showcasing the transition from winter to early spring. In December, temperatures range from a chilly -12°C (11°F) to a milder 18°C (64°F), with an average temperature of 3°C (38°F). The month experiences about 92 mm (3.6 in) of precipitation over 10 days, while humidity remains high at 85%. In contrast, March typically sees a broader temperature range from -18°C (0°F) at night to a maximum of 25°C (78°F), with an average of 6°C (43°F). Precipitation slightly increases to 97 mm (3.8 in), occurring over 11 days, but humidity remains constant at 85%. For additional details, visit Hershey weather in March.

December weather is characterized by much colder temperatures, with a minimum of -12°C (11°F) and an average of just 3°C (38°F). In contrast, April brings a significant warming trend, where minimum temperatures rise to -3°C (28°F) and average temperatures reach 12°C (53°F). While both months experience considerable precipitation, December registers 92 mm (3.6 in) over 10 days, while April sees slightly higher levels at 106 mm (4.2 in) across 12 days. Interestingly, humidity levels are relatively similar, with December at 85% and April at 83%. For more details on what to expect, you can explore Hershey weather in April.

The weather in December is characterized by much colder temperatures, with a minimum of -12°C (11°F) and an average of just 3°C (38°F), compared to a warmer May that averages 17°C (64°F) and can reach a maximum of 33°C (92°F). December experiences a higher humidity level of 85% and sees about 92 mm (3.6 in) of precipitation over approximately 10 days, whereas May has less humidity at 75% and increased precipitation of 125 mm (4.9 in) over 14 days. This contrast highlights December's chilly, damp atmosphere in stark comparison to May's milder and more humid conditions. For more specific details about May weather, you can visit Hershey weather in May.

When comparing the weather in December and June, it's evident that these months present stark contrasts. December experiences much colder temperatures, with minimums dropping to -12°C (11°F) and averages hovering around 3°C (38°F), while June enjoys significantly warmer conditions, featuring minimums of 9°C (48°F) and averages reaching 22°C (73°F). Precipitation levels are similar, with December recording 92 mm (3.6 in) over about 10 days and June slightly higher at 95 mm (3.7 in) over 12 days. Additionally, humidity levels in December are notably higher at 85%, compared to June’s more comfortable 73%. For a closer look at June's weather specifics, you can check out Hershey weather in June.

The weather in December contrasts sharply with July in terms of temperature and humidity. In December, temperatures can drop to a minimum of -12°C (11°F) and peak at around 18°C (64°F), with an average of 3°C (38°F). This month experiences a higher humidity level of 85%, along with approximately 92 mm (3.6 in) of precipitation over about 10 days. In comparison, July boasts much warmer temperatures, starting at a minimum of 14°C (58°F) and soaring to a maximum of 37°C (99°F), with an average temperature of 25°C (78°F). The humidity is significantly lower at 65%, and although there is slightly more precipitation at 136 mm (5.4 in), it occurs over 12 days. For more detailed insights, you can explore Hershey weather in July.

December and August showcase starkly contrasting weather patterns. In December, temperatures can plummet to a minimum of -12°C (11°F), with an average of just 3°C (38°F) and a maximum reaching 18°C (64°F). This month experiences significant precipitation, totaling 92 mm (3.6 in) over about 10 days, coupled with high humidity levels at 85%. In contrast, August offers a much warmer climate, featuring minimum temperatures of 13°C (56°F) and average highs around 24°C (76°F), peaking at 35°C (95°F). August also sees slightly more precipitation at 122 mm (4.8 in) across 14 days, but with lower humidity at 62%. For more details on Hershey's weather during this month, visit Hershey weather in August.

In September, temperatures are significantly warmer, with averages around 21°C (69°F) and maximums reaching up to 34°C (94°F), making it a more comfortable month overall. In contrast, December presents a much chillier climate, where temperatures can plummet to a minimum of -12°C (11°F) and only average around 3°C (38°F). Both months experience similar levels of precipitation, with December recording 92 mm (3.6 in) and September slightly higher at 113 mm (4.5 in), though the humidity is notably higher in December at 85% compared to September's 66%. For a detailed look at September's conditions, you can check Hershey weather in September.

In comparing the weather of December and October, it's clear that December is much colder, with average temperatures ranging from a minimum of -12°C (11°F) to a maximum of 18°C (64°F), while October enjoys milder temperatures boasting a minimum of 2°C (35°F) and a maximum reaching up to 34°C (93°F). Additionally, while both months experience about 10 days of precipitation, October sees slightly higher rainfall at 106 mm (4.2 in) compared to December’s 92 mm (3.6 in). Humidity levels are also higher in December at 85%, compared to October's 79%. For more detailed insights, you can explore Hershey weather in October.

In comparing the weather of December and November, December tends to be colder, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 18°C (64°F), while November features milder conditions, with temperatures ranging from -7°C (20°F) to a maximum of 24°C (76°F). Both months experience similar levels of precipitation, with December having 92 mm (3.6 in) over 10 days and November slightly less at 90 mm (3.5 in) over 8 days. Humidity levels are comparable as well, with December at 85% and November at 87%. For more information on November weather specifics, you can refer to Hershey weather in November.

Compare Hershey's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Hershey

As December unfolds in Hershey, it brings a notable shift from the milder months, characterized by crisp temperatures and an increased likelihood of precipitation. With humidity levels around 85%, December feels distinctly chillier, as the average temperature dips, often resulting in chilly days and frosty nights. The month typically sees about ten days of rain or snowfall, contributing to the beautiful winter scenery that transforms the landscape. This stark transition not only offers a refreshing end to the year but also primes the area for festive celebrations. For a deeper dive into what makes Hershey's weather unique year-round, visit Hershey Climate.