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January Weather in Graniteville, United States

Last updated: June 24, 2025

In Graniteville, United States, the average temperature in January hovers around -8°C (18°F). During this chilly period, temperatures can plunge as low as -34°C (-29°F) or rise to a maximum of 12°C (55°F). Expect 79 mm (3.1 in) of precipitation over approximately 11 days, with the average humidity reaching a brisk 93%. Stay warm and prepared for the elements!

January Temperature in Graniteville

In January in Graniteville, the average temperature is -8°C (18°F). The maximum can reach 12°C (55°F), while the minimum can be as low as -34°C (-29°F). Travelers should be prepared for extremely cold conditions and dress accordingly to enjoy their stay.

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

The chart illustrates January temperature patterns in Graniteville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Graniteville, January typically has an average temperature of -8°C (18°F), with highs reaching up to 12°C (55°F) and lows dropping to around -34°C (-29°F).
JanFebMarAprMayJunJulAugSepOctNovDec182128415463686659483323
Data source: Temperature data for Graniteville 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 Graniteville

In Graniteville in January, the total precipitation amount is 79 mm (3.1 in), falling over the course of 11 days.

January Precipitation Trends in Graniteville

The chart displays monthly precipitation patterns in Graniteville, 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 Graniteville, January typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec798174118100108136997214510786
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Graniteville

In Graniteville in January humidity is 93%. With an average temperature of -8°C (18°F), this humidity feels like a bone-chilling dampness that seeps into your clothes, making even the briefest moments outside feel uncomfortable and heavy, as if you're trudging through a misty, cold cloud that wraps around you.

January Average Humidity in Graniteville

This chart illustrates the average monthly humidity levels in Graniteville, 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 Graniteville is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Graniteville

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

Maximum UV Index Levels in Graniteville for January

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

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

This table compares monthly weather conditions in Graniteville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)79 mm (3.1 inches)93%low
February Weather-6°C (21°F)81 mm (3.2 inches)92%moderate
March Weather-2°C (29°F)74 mm (2.9 inches)86%moderate
April Weather5°C (42°F)118 mm (4.6 inches)85%very high
May Weather12°C (54°F)100 mm (4.0 inches)80%very high
June Weather17°C (63°F)108 mm (4.3 inches)74%very high
July Weather20°C (68°F)136 mm (5.3 inches)76%very high
August Weather19°C (66°F)99 mm (3.9 inches)75%very high
September Weather15°C (59°F)72 mm (2.8 inches)78%high
October Weather9°C (48°F)145 mm (5.7 inches)86%moderate
November Weather0°C (33°F)107 mm (4.2 inches)88%moderate
December Weather-5°C (23°F)86 mm (3.4 inches)89%low

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