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January Weather in Marysville, United States

Last updated: June 24, 2025

In January, the average temperature in Marysville, United States hovers around 1°C (34°F), with extremes ranging from a brisk -16°C (4°F) to a mild 20°C (68°F). Expect 64 mm (2.5 in) of precipitation spread over about 8 days, and high humidity levels averaging 87%. Be prepared for a chilly and damp atmosphere!

January Temperature in Marysville

In January in Marysville, the average temperature is 1°C (34°F), with maximums reaching 20°C (68°F) and minimums dropping as low as -16°C (4°F). Travelers should be prepared for a wide range of temperatures and varying weather conditions during their visit.

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

The chart illustrates January temperature patterns in Marysville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marysville, January typically has an average temperature of 1°C (34°F), with highs reaching up to 20°C (68°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787569594438
Data source: Temperature data for Marysville 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 Marysville

In Marysville in January, the precipitation amount is 64 mm (2.5 in) over the course of 8 days.

January Precipitation Trends in Marysville

The chart displays monthly precipitation patterns in Marysville, 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 Marysville, January typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec659994102121921321071161058689
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Marysville

In Marysville in January humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.

January Average Humidity in Marysville

This chart illustrates the average monthly humidity levels in Marysville, 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 Marysville is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Marysville

In Marysville 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 Marysville, you can check the information here.

Maximum UV Index Levels in Marysville for January

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

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

This table compares monthly weather conditions in Marysville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)64 mm (2.5 inches)87%moderate
February Weather3°C (37°F)99 mm (3.9 inches)85%moderate
March Weather6°C (43°F)94 mm (3.7 inches)85%high
April Weather12°C (53°F)102 mm (4.0 inches)83%very high
May Weather17°C (63°F)121 mm (4.8 inches)75%very high
June Weather22°C (72°F)92 mm (3.6 inches)73%very high
July Weather25°C (78°F)132 mm (5.2 inches)65%very high
August Weather24°C (76°F)107 mm (4.2 inches)62%very high
September Weather21°C (69°F)116 mm (4.6 inches)66%very high
October Weather15°C (59°F)105 mm (4.1 inches)79%high
November Weather7°C (45°F)86 mm (3.4 inches)87%moderate
December Weather3°C (38°F)88 mm (3.5 inches)85%low

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