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January Weather in Waterville, United States

Last updated: June 24, 2025

In January, the average temperature in Waterville, United States hovers around -2°C (29°F). While the mercury can dip as low as -24°C (-11°F), it may rise to a comfortable 18°C (64°F). Be prepared for 69 mm (2.7 in) of precipitation spread over 9 days, and don’t forget the average humidity, which sits at a brisk 88%.

January Temperature in Waterville

In January in Waterville, the average temperature is -2°C (29°F), with maximums reaching 18°C (64°F) and minimums dropping as low as -24°C (-11°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both chilly and mild conditions.

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

The chart illustrates January temperature patterns in Waterville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waterville, January typically has an average temperature of -2°C (29°F), with highs reaching up to 18°C (64°F) and lows dropping to around -24°C (-11°F).
JanFebMarAprMayJunJulAugSepOctNovDec283039496272767368564134
Data source: Temperature data for Waterville 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 Waterville

In Waterville in January, the precipitation amount is 69 mm (2.7 in) spread over 9 days.

January Precipitation Trends in Waterville

The chart displays monthly precipitation patterns in Waterville, 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 Waterville, January typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec697284931451061128859928356
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Waterville

In Waterville in January, humidity is 88%. With an average temperature of -2°C (29°F), this humidity feels like a biting chill in the air that penetrates layers of clothing, making outdoor activities challenging and potentially uncomfortable for travelers.

January Average Humidity in Waterville

This chart illustrates the average monthly humidity levels in Waterville, 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 Waterville is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Waterville

In Waterville 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 Waterville, you can check the information here.

Maximum UV Index Levels in Waterville for January

The chart shows the monthly maximum UV Index (UVI) for Waterville 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 Waterville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Waterville 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 Waterville Compares to Other Months

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

This table compares monthly weather conditions in Waterville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)69 mm (2.7 inches)88%moderate
February Weather-1°C (30°F)72 mm (2.8 inches)87%moderate
March Weather4°C (40°F)84 mm (3.3 inches)87%high
April Weather10°C (49°F)93 mm (3.7 inches)87%very high
May Weather16°C (62°F)145 mm (5.7 inches)81%very high
June Weather22°C (72°F)106 mm (4.2 inches)82%very high
July Weather24°C (76°F)112 mm (4.4 inches)81%very high
August Weather23°C (74°F)88 mm (3.5 inches)78%very high
September Weather20°C (68°F)59 mm (2.3 inches)78%very high
October Weather14°C (57°F)92 mm (3.6 inches)82%high
November Weather5°C (41°F)83 mm (3.3 inches)89%moderate
December Weather1°C (35°F)56 mm (2.2 inches)86%low

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