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January Weather in Sugar Hill, United States

Last updated: June 24, 2025

In January, the average temperature in Sugar Hill, United States hovers around -8°C (17°F). Expect chilly conditions with minimums plummeting to -31°C (-23°F) and occasional peaks reaching as high as 12°C (54°F). Precipitation is not uncommon, with 86 mm (3.4 in) spread across about 12 days. Additionally, be prepared for high humidity levels at 91%, making this time of year feel particularly brisk!

January Temperature in Sugar Hill

In January in Sugar Hill, the average temperature is -8°C (17°F), with maximums reaching up to 12°C (54°F) and minimums plummeting as low as -31°C (-23°F). Travelers should be prepared for a wide temperature range and dress accordingly to enjoy their visit.

January Weather in Sugar Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Sugar Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sugar Hill, January typically has an average temperature of -8°C (17°F), with highs reaching up to 12°C (54°F) and lows dropping to around -31°C (-23°F).
JanFebMarAprMayJunJulAugSepOctNovDec172027405362676558473222
Data source: Temperature data for Sugar Hill 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 Sugar Hill

In Sugar Hill in January, the precipitation amount is 86 mm (3.4 in) over a span of 12 days.

January Precipitation Trends in Sugar Hill

The chart displays monthly precipitation patterns in Sugar Hill, 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 Sugar Hill, January typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8685771251041091199169140116100
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Sugar Hill

In Sugar Hill in January, humidity is 91%. With an average temperature of -8°C (17°F), this humidity feels like a chilly dampness that clings to your skin, making it uncomfortable for traveling as every step feels heavier and the cold seems to seep into your bones.

January Average Humidity in Sugar Hill

This chart illustrates the average monthly humidity levels in Sugar Hill, 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 Sugar Hill is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%78%72%75%74%77%85%86%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Sugar Hill

In Sugar Hill 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 Sugar Hill, you can visit Hourly UV Index in Sugar Hill.

Maximum UV Index Levels in Sugar Hill for January

The chart shows the monthly maximum UV Index (UVI) for Sugar Hill 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 Sugar Hill typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2468910997532
Data source: Sugar Hill 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 Sugar Hill Compares to Other Months

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

This table compares monthly weather conditions in Sugar Hill, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)86 mm (3.4 inches)91%low
February Weather-7°C (20°F)85 mm (3.4 inches)89%moderate
March Weather-3°C (27°F)77 mm (3.0 inches)85%high
April Weather4°C (40°F)125 mm (4.9 inches)84%very high
May Weather12°C (53°F)104 mm (4.1 inches)78%very high
June Weather17°C (62°F)109 mm (4.3 inches)72%very high
July Weather19°C (67°F)119 mm (4.7 inches)75%very high
August Weather18°C (66°F)91 mm (3.6 inches)74%very high
September Weather15°C (58°F)69 mm (2.7 inches)77%high
October Weather8°C (47°F)140 mm (5.5 inches)85%moderate
November Weather0°C (32°F)116 mm (4.6 inches)86%moderate
December Weather-6°C (22°F)100 mm (3.9 inches)85%low

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