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January Weather in Harrison, United States

Last updated: June 24, 2025

In January, the average temperature in Harrison, United States hovers around -6°C (22°F). However, temperatures can plunge to a frigid -28°C (-19°F) or rise to a mild 13°C (55°F). Expect about 81 mm (3.2 in) of precipitation spread over 8 days, and keep in mind the average humidity is a damp 86%, creating a chilly and wet atmosphere.

January Temperature in Harrison

In January in Harrison, the average temperature is -6°C (22°F). The maximum can reach 13°C (55°F), and the minimum can be as low as -28°C (-19°F). Travelers should be prepared for a wide range of temperatures, from chilly days to potentially frigid nights.

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

The chart illustrates January temperature patterns in Harrison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harrison, January typically has an average temperature of -6°C (22°F), with highs reaching up to 13°C (55°F) and lows dropping to around -28°C (-19°F).
JanFebMarAprMayJunJulAugSepOctNovDec222431435566717063513727
Data source: Temperature data for Harrison 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 Harrison

In Harrison in January, the precipitation amount is 81 mm (3.2 in) over the course of 8 days.

January Precipitation Trends in Harrison

The chart displays monthly precipitation patterns in Harrison, 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 Harrison, January typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec81887312578831368160122107114
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Harrison

In Harrison in January humidity is 86%. With an average temperature of -6°C (22°F), this humidity feels like an intense chill that cuts through layers of clothing, making travel uncomfortable and prompting the need for extra warmth and careful planning for outdoor activities.

January Average Humidity in Harrison

This chart illustrates the average monthly humidity levels in Harrison, 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 Harrison is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Harrison

In Harrison 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 Harrison, you can visit Hourly UV Index in Harrison.

Maximum UV Index Levels in Harrison for January

The chart shows the monthly maximum UV Index (UVI) for Harrison 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 Harrison typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Harrison 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 Harrison Compares to Other Months

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

This table compares monthly weather conditions in Harrison, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)81 mm (3.2 inches)86%low
February Weather-4°C (24°F)88 mm (3.5 inches)84%moderate
March Weather0°C (31°F)73 mm (2.9 inches)82%moderate
April Weather6°C (44°F)125 mm (4.9 inches)80%very high
May Weather13°C (55°F)78 mm (3.1 inches)72%very high
June Weather19°C (66°F)83 mm (3.3 inches)72%very high
July Weather22°C (71°F)136 mm (5.4 inches)67%very high
August Weather21°C (70°F)81 mm (3.2 inches)66%very high
September Weather17°C (63°F)60 mm (2.4 inches)71%high
October Weather11°C (51°F)122 mm (4.8 inches)78%moderate
November Weather3°C (37°F)107 mm (4.2 inches)84%moderate
December Weather-3°C (27°F)114 mm (4.5 inches)81%low

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