December Weather in Fair Haven, United States

Last updated: June 24, 2025

In Fair Haven, United States, the average temperature in December hovers around -2°C (28°F). Expect temperatures to dip as low as -28°C (-18°F) and occasionally reach a high of 15°C (59°F). During this month, precipitation typically measures around 90 mm (3.5 in) over 11 days, contributing to an average humidity level of 84%.

December Temperature in Fair Haven

In December in Fair Haven, the average temperature is -2°C (28°F), with maximums reaching 15°C (59°F) and minimums plunging as low as -28°C (-18°F). It's advisable to pack warm clothing if you plan to travel during this time.

December Weather in Fair Haven: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Fair Haven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fair Haven, December typically has an average temperature of -2°C (28°F), with highs reaching up to 15°C (59°F) and lows dropping to around -28°C (-18°F).
JanFebMarAprMayJunJulAugSepOctNovDec232532455766727063513628
Data source: Temperature data for Fair Haven 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 Fair Haven

In Fair Haven in December, the total precipitation amounts to 90 mm (3.5 in) over the course of 11 days.

December Precipitation Trends in Fair Haven

The chart displays monthly precipitation patterns in Fair Haven, 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 Fair Haven, December typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec7986741188780114836913910290
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Fair Haven

In Fair Haven in December humidity is 84%. With an average temperature of -2°C (28°F), this humidity feels like a biting chill that cuts through layers of clothing, making outdoor activities uncomfortable and travel challenging.

December Average Humidity in Fair Haven

This chart illustrates the average monthly humidity levels in Fair Haven, 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 Fair Haven is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%84%76%72%67%64%72%81%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Fair Haven

In Fair Haven in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Fair Haven, you can visit Hourly UV Index in Fair Haven.

Maximum UV Index Levels in Fair Haven for December

The chart shows the monthly maximum UV Index (UVI) for Fair Haven 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 Fair Haven typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3458910997532
Data source: Fair Haven 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 Fair Haven Compares to Other Months

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

This table compares monthly weather conditions in Fair Haven, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)79 mm (3.1 inches)89%moderate
February Weather-4°C (26°F)86 mm (3.4 inches)88%moderate
March Weather0°C (32°F)74 mm (2.9 inches)86%moderate
April Weather7°C (45°F)118 mm (4.7 inches)84%very high
May Weather14°C (57°F)87 mm (3.4 inches)76%very high
June Weather19°C (66°F)80 mm (3.2 inches)72%very high
July Weather22°C (72°F)114 mm (4.5 inches)66%very high
August Weather21°C (70°F)83 mm (3.3 inches)64%very high
September Weather17°C (63°F)69 mm (2.7 inches)72%high
October Weather11°C (51°F)139 mm (5.5 inches)81%moderate
November Weather2°C (37°F)102 mm (4.0 inches)87%moderate
December Weather-2°C (28°F)90 mm (3.5 inches)84%low

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