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January Weather in Mountain City, United States

Last updated: June 24, 2025

In January, the average temperature in Mountain City, United States hovers around 1°C (35°F), with a notable range that sees lows of -18°C (0°F) and highs reaching up to 21°C (70°F). Expect 95 mm (3.7 in) of precipitation spread over 13 days, contributing to a relatively high average humidity of 87%.

January Temperature in Mountain City

In January in Mountain City, the average temperature is 1°C (35°F). The maximum can reach 21°C (70°F), and the minimum can be as low as -18°C (0°F). Travelers should be prepared for a wide range of temperatures, from chilly days to surprisingly warm afternoons.

January Weather in Mountain City: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Mountain City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mountain City, January typically has an average temperature of 1°C (35°F), with highs reaching up to 21°C (70°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec354045526167716965564339
Data source: Temperature data for Mountain City 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 Mountain City

In Mountain City in January, the precipitation amount is 95 mm (3.7 in) over the course of 13 days.

January Precipitation Trends in Mountain City

The chart displays monthly precipitation patterns in Mountain City, 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 Mountain City, January typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec951421231441321319511911112879115
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Mountain City

In Mountain City in January humidity is 87%. With an average temperature of 1°C (35°F), this humidity feels like a chilling dampness that seeps into your bones, making travel feel particularly uncomfortable as the cold air clings to your skin and makes each step feel heavier.

January Average Humidity in Mountain City

This chart illustrates the average monthly humidity levels in Mountain City, 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 Mountain City is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Mountain City

In Mountain City in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Mountain City for better planning.

Maximum UV Index Levels in Mountain City for January

The chart shows the monthly maximum UV Index (UVI) for Mountain City 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 Mountain City typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111111111110863
Data source: Mountain City 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 Mountain City Compares to Other Months

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

This table compares monthly weather conditions in Mountain City, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)95 mm (3.7 inches)87%moderate
February Weather5°C (41°F)142 mm (5.6 inches)87%high
March Weather7°C (45°F)123 mm (4.8 inches)86%very high
April Weather11°C (52°F)144 mm (5.7 inches)84%extreme
May Weather16°C (61°F)132 mm (5.2 inches)83%extreme
June Weather19°C (67°F)130 mm (5.1 inches)83%extreme
July Weather22°C (71°F)95 mm (3.8 inches)79%extreme
August Weather21°C (69°F)119 mm (4.7 inches)66%extreme
September Weather18°C (65°F)111 mm (4.4 inches)68%very high
October Weather13°C (57°F)128 mm (5.0 inches)78%very high
November Weather6°C (43°F)79 mm (3.1 inches)89%high
December Weather4°C (39°F)115 mm (4.5 inches)86%moderate

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