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January Weather in Williamston, United States

Last updated: June 24, 2025

In January, the average temperature in Williamston, United States is a chilly -4°C (26°F). Temperatures can swing dramatically, with a minimum of -27°C (-16°F) and a maximum reaching up to 15°C (59°F). Expect about 65 mm (2.5 in) of precipitation spread over 9 days, accompanied by a high average humidity of 88%. Stay warm and prepare for a mix of winter weather conditions!

January Temperature in Williamston

In January in Williamston, the average temperature is -4°C (26°F). The maximum can reach 15°C (59°F) and the minimum can be as low as -27°C (-16°F). Travelers should be prepared for chilly weather and pack accordingly to fully enjoy their visit.

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

The chart illustrates January temperature patterns in Williamston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Williamston, January typically has an average temperature of -4°C (26°F), with highs reaching up to 15°C (59°F) and lows dropping to around -27°C (-16°F).
JanFebMarAprMayJunJulAugSepOctNovDec262737466070747265533832
Data source: Temperature data for Williamston 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 Williamston

In Williamston in January, the precipitation amount is 65 mm (2.5 in) over the course of 9 days.

January Precipitation Trends in Williamston

The chart displays monthly precipitation patterns in Williamston, 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 Williamston, January typically receives around 65 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec656768901191068469861146757
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Williamston

In Williamston in January humidity is 88%. With an average temperature of -4°C (26°F), this humidity feels like walking through a heavy fog that clings to your skin, making each breath feel cold and damp, which can be quite uncomfortable for traveling.

January Average Humidity in Williamston

This chart illustrates the average monthly humidity levels in Williamston, 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 Williamston is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%85%86%80%80%80%81%80%84%90%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Williamston

In Williamston in January, 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 Williamston, you can visit Hourly UV Index in Williamston.

Maximum UV Index Levels in Williamston for January

The chart shows the monthly maximum UV Index (UVI) for Williamston 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 Williamston typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Williamston 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 Williamston Compares to Other Months

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

This table compares monthly weather conditions in Williamston, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)65 mm (2.5 inches)88%low
February Weather-3°C (27°F)67 mm (2.6 inches)87%moderate
March Weather3°C (37°F)68 mm (2.7 inches)85%moderate
April Weather8°C (47°F)90 mm (3.5 inches)86%very high
May Weather15°C (60°F)119 mm (4.7 inches)80%very high
June Weather21°C (70°F)106 mm (4.2 inches)80%very high
July Weather24°C (75°F)84 mm (3.3 inches)80%very high
August Weather22°C (72°F)69 mm (2.7 inches)80%very high
September Weather18°C (65°F)86 mm (3.4 inches)80%high
October Weather12°C (53°F)114 mm (4.5 inches)84%moderate
November Weather4°C (39°F)67 mm (2.6 inches)89%moderate
December Weather0°C (32°F)57 mm (2.3 inches)86%low

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