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January Weather in Fountain Inn, United States

Last updated: June 24, 2025

In Fountain Inn, United States, the average temperature in January hovers around 7°C (44°F). Expect a wide range, with minimums dipping to -12°C (10°F) and maximums reaching up to 25°C (78°F). During this month, precipitation is notable, totaling 93 mm (3.7 in) over approximately 8 days, while the air remains quite humid, with an average humidity of 86%.

January Temperature in Fountain Inn

In January in Fountain Inn, the average temperature is 7°C (44°F), with maximums reaching 25°C (78°F) and minimums dropping as low as -12°C (10°F). This variability in temperature means travelers should be prepared for both warm and chilly conditions.

January Weather in Fountain Inn: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Fountain Inn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fountain Inn, January typically has an average temperature of 7°C (44°F), with highs reaching up to 25°C (78°F) and lows dropping to around -12°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec444954627076807974655147
Data source: Temperature data for Fountain Inn 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 Fountain Inn

In Fountain Inn in January, the total precipitation amount is 93 mm (3.7 in) over the course of 8 days.

January Precipitation Trends in Fountain Inn

The chart displays monthly precipitation patterns in Fountain Inn, 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 Fountain Inn, January typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec931331051211378910212813111795123
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Fountain Inn

In Fountain Inn in January, humidity is 86%. With an average temperature of 7°C (44°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite uninviting.

January Average Humidity in Fountain Inn

This chart illustrates the average monthly humidity levels in Fountain Inn, 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 Fountain Inn is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%82%83%82%80%74%75%79%87%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Fountain Inn

In Fountain Inn 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 Fountain Inn for better planning.

Maximum UV Index Levels in Fountain Inn for January

The chart shows the monthly maximum UV Index (UVI) for Fountain Inn 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 Fountain Inn typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109864
Data source: Fountain Inn 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 Fountain Inn Compares to Other Months

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

This table compares monthly weather conditions in Fountain Inn, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)93 mm (3.7 inches)86%moderate
February Weather10°C (50°F)133 mm (5.2 inches)85%high
March Weather12°C (55°F)105 mm (4.1 inches)84%very high
April Weather17°C (62°F)121 mm (4.8 inches)82%very high
May Weather21°C (71°F)137 mm (5.4 inches)83%extreme
June Weather25°C (77°F)89 mm (3.5 inches)82%extreme
July Weather27°C (80°F)102 mm (4.0 inches)80%extreme
August Weather26°C (79°F)128 mm (5.0 inches)74%very high
September Weather23°C (74°F)131 mm (5.2 inches)75%very high
October Weather18°C (65°F)117 mm (4.6 inches)79%very high
November Weather11°C (51°F)95 mm (3.7 inches)87%high
December Weather8°C (47°F)123 mm (4.8 inches)87%moderate

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