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January Weather in Gallatin, United States

Last updated: June 24, 2025

In January, the average temperature in Gallatin, United States hovers around -2°C (28°F). Extreme temperatures can range from a chilly -28°C (-18°F) to a pleasant 17°C (62°F). During this month, expect around 51 mm (2.0 in) of precipitation spread over 6 days, with an average humidity of 80%.

January Temperature in Gallatin

In January in Gallatin, the average temperature is -2°C (28°F). Maximum temperatures can reach up to 17°C (62°F), while minimums can plummet to as low as -28°C (-18°F). Travelers should be prepared for a wide range of temperatures and dress in layers for comfort.

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

The chart illustrates January temperature patterns in Gallatin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gallatin, January typically has an average temperature of -2°C (28°F), with highs reaching up to 17°C (62°F) and lows dropping to around -28°C (-18°F).
JanFebMarAprMayJunJulAugSepOctNovDec283044526576797670554235
Data source: Temperature data for Gallatin 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 Gallatin

In Gallatin in January, the precipitation amount is 51 mm (2.0 in) over the course of 6 days.

January Precipitation Trends in Gallatin

The chart displays monthly precipitation patterns in Gallatin, 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 Gallatin, January typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec514010085178143110911091415434
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Gallatin

In Gallatin in January, humidity is 80%. With an average temperature of -2°C (28°F), this humidity feels like a sharp, biting chill that seeps into your bones, making outdoor exploration uncomfortable and necessitating extra layers to ward off the damp cold.

January Average Humidity in Gallatin

This chart illustrates the average monthly humidity levels in Gallatin, 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 Gallatin is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Gallatin

In Gallatin 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 Gallatin, you can check the information here.

Maximum UV Index Levels in Gallatin for January

The chart shows the monthly maximum UV Index (UVI) for Gallatin 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 Gallatin typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Gallatin 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 Gallatin Compares to Other Months

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

This table compares monthly weather conditions in Gallatin, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)51 mm (2.0 inches)80%moderate
February Weather-1°C (30°F)40 mm (1.6 inches)78%moderate
March Weather7°C (44°F)100 mm (3.9 inches)75%high
April Weather11°C (53°F)85 mm (3.3 inches)77%very high
May Weather18°C (65°F)178 mm (7.0 inches)82%very high
June Weather25°C (76°F)143 mm (5.6 inches)83%extreme
July Weather26°C (79°F)110 mm (4.3 inches)81%extreme
August Weather24°C (76°F)91 mm (3.6 inches)78%very high
September Weather21°C (71°F)109 mm (4.3 inches)72%very high
October Weather13°C (55°F)141 mm (5.6 inches)72%high
November Weather5°C (42°F)54 mm (2.1 inches)84%moderate
December Weather2°C (35°F)34 mm (1.3 inches)86%moderate

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