December Weather in Hartford City, United States

Last updated: June 24, 2025

In December, the average temperature in Hartford City, United States is a brisk 4°C (40°F). Expect a chilling minimum of -13°C (9°F), while the maximum can reach a mild 20°C (68°F). With an average precipitation of 119 mm (4.7 in) spread over 11 days, and humidity levels hovering around 86%, make sure to prepare for both rain and cold!

December Temperature in Hartford City

In December in Hartford City, the average temperature is 4°C (40°F). Maximums can reach 20°C (68°F) and minimums can be as low as -13°C (9°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

December Weather in Hartford City: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Hartford City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hartford City, December typically has an average temperature of 4°C (40°F), with highs reaching up to 20°C (68°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec353946556673787570604539
Data source: Temperature data for Hartford City 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 Hartford City

In Hartford City in December, the total precipitation amount is 119 mm (4.7 in), which occurs over the course of 11 days.

December Precipitation Trends in Hartford City

The chart displays monthly precipitation patterns in Hartford City, 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 Hartford City, December typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec9213110913814115211112310710880119
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hartford City

In Hartford City in December humidity is 86%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel cumbersome as you navigate through a thick, heavy air that clings to your skin.

December Average Humidity in Hartford City

This chart illustrates the average monthly humidity levels in Hartford City, 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 Hartford City is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hartford City

In Hartford City in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Hartford City, you can check the information here.

Maximum UV Index Levels in Hartford City for December

The chart shows the monthly maximum UV Index (UVI) for Hartford City 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 Hartford City typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098653
Data source: Hartford City 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.

How December Weather in Hartford City Compares to Other Months

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

This table compares monthly weather conditions in Hartford City, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)91 mm (3.6 inches)88%moderate
February Weather4°C (39°F)131 mm (5.1 inches)88%moderate
March Weather8°C (46°F)109 mm (4.3 inches)88%high
April Weather13°C (55°F)138 mm (5.4 inches)86%very high
May Weather19°C (66°F)141 mm (5.5 inches)82%very high
June Weather23°C (73°F)152 mm (6.0 inches)84%very high
July Weather25°C (78°F)111 mm (4.4 inches)82%very high
August Weather24°C (75°F)123 mm (4.8 inches)73%very high
September Weather21°C (71°F)106 mm (4.2 inches)73%very high
October Weather15°C (60°F)108 mm (4.3 inches)81%high
November Weather7°C (45°F)80 mm (3.2 inches)89%moderate
December Weather4°C (40°F)119 mm (4.7 inches)86%moderate

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