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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 (28°F), with the mercury potentially dipping as low as -17°C (1°F) and rising to a maximum of 7°C (45°F). It’s also a month of notable precipitation, with around 76 mm (3.0 in) falling over 13 days, while the air remains quite humid, boasting an average of 86%.

January Temperature in Waterville

In January in Waterville, the average temperature is -2°C (28°F). The maximum can reach 7°C (45°F), while the minimum can plummet to as low as -17°C (1°F). Travelers should be prepared for cold weather conditions and pack accordingly for their visit.

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 (28°F), with highs reaching up to 7°C (45°F) and lows dropping to around -17°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec282938465764727161463729
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 total precipitation amount is 76 mm (3.0 in), which occurs over the course of 13 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 76 mm (3.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec766241362292523485770
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 86%. With an average temperature of -2°C (28°F), this humidity feels like a dense fog wrapping around you, making it feel even colder and creating an uncomfortable chill that can dampen any plans for outdoor exploration.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
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 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 Waterville, you can visit Hourly UV Index in Waterville.

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 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2456891097532
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 (28°F)76 mm (3.0 inches)86%low
February Weather-2°C (29°F)62 mm (2.4 inches)86%moderate
March Weather3°C (38°F)41 mm (1.6 inches)87%moderate
April Weather8°C (47°F)36 mm (1.4 inches)84%high
May Weather14°C (58°F)22 mm (0.9 inches)81%very high
June Weather18°C (65°F)9 mm (0.4 inches)82%very high
July Weather22°C (72°F)2 mm (0.1 inches)79%very high
August Weather22°C (71°F)4 mm (0.2 inches)63%very high
September Weather16°C (61°F)23 mm (0.9 inches)62%high
October Weather8°C (47°F)48 mm (1.9 inches)83%moderate
November Weather3°C (37°F)57 mm (2.2 inches)89%moderate
December Weather-2°C (29°F)70 mm (2.8 inches)88%low

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