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January Weather in Chilmark, United States

Last updated: June 24, 2025

In January, the average temperature in Chilmark, United States hovers around 3°C (37°F), with minimums dipping to a chilly -13°C (8°F) and maximums reaching a mild 13°C (56°F). Expect 95 mm (3.7 in) of precipitation over approximately 9 days, accompanied by a high average humidity of 84%. Be prepared for a moisture-laden atmosphere!

January Temperature in Chilmark

In January in Chilmark, the average temperature is 3°C (37°F), with maximums reaching up to 13°C (56°F) and minimums dropping as low as -13°C (8°F). Travelers should be prepared for a chilly climate and pack accordingly.

January Weather in Chilmark: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Chilmark, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chilmark, January typically has an average temperature of 3°C (37°F), with highs reaching up to 13°C (56°F) and lows dropping to around -13°C (8°F).
JanFebMarAprMayJunJulAugSepOctNovDec373738455262707167605042
Data source: Temperature data for Chilmark 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.

January Precipitation in Chilmark

In Chilmark in January, the precipitation amount is 95 mm (3.7 in) over the course of 9 days.

January Precipitation Trends in Chilmark

The chart displays monthly precipitation patterns in Chilmark, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Chilmark, January typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec95118117128123887590111171105130
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Chilmark

In Chilmark in January humidity is 84%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor excursions brisk and invigorating, yet requiring extra layers to stay comfortable.

January Average Humidity in Chilmark

This chart illustrates the average monthly humidity levels in Chilmark, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Chilmark is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Chilmark

In Chilmark in January, 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 Chilmark, you can check the information here.

Maximum UV Index Levels in Chilmark for January

The chart shows the monthly maximum UV Index (UVI) for Chilmark in January, 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 January, the maximum UV index in Chilmark typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: Chilmark January 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 January Weather in Chilmark Compares to Other Months

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

This table compares monthly weather conditions in Chilmark, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)95 mm (3.7 inches)84%moderate
February Weather3°C (37°F)118 mm (4.6 inches)84%moderate
March Weather4°C (39°F)117 mm (4.6 inches)82%high
April Weather7°C (46°F)128 mm (5.0 inches)79%very high
May Weather11°C (53°F)123 mm (4.8 inches)75%very high
June Weather16°C (62°F)88 mm (3.4 inches)78%very high
July Weather21°C (70°F)75 mm (3.0 inches)76%very high
August Weather22°C (72°F)90 mm (3.6 inches)76%very high
September Weather19°C (67°F)111 mm (4.4 inches)75%very high
October Weather16°C (61°F)170 mm (6.7 inches)75%high
November Weather10°C (50°F)105 mm (4.1 inches)80%moderate
December Weather5°C (42°F)130 mm (5.1 inches)80%low

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