February Weather in Sumter, United States

Last updated: June 24, 2025

In February, the average temperature in Sumter, United States hovers around 12°C (54°F). During this time, temperatures can fluctuate dramatically, with a minimum of -6°C (22°F) and a maximum reaching up to 28°C (83°F). Expect around 95 mm (3.7 in) of precipitation over 9 days, coupled with an average humidity of 81%.

February Temperature in Sumter

In February in Sumter, the average temperature is 12°C (54°F), with maximums reaching 28°C (83°F) and minimums dropping as low as -6°C (22°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your trip.

February Weather in Sumter: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Sumter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sumter, February typically has an average temperature of 12°C (54°F), with highs reaching up to 28°C (83°F) and lows dropping to around -6°C (22°F).

Data source: Temperature data for Sumter generated using information from the Copernicus Climate Change Service.

February Precipitation in Sumter

In Sumter in February, the precipitation amount is 95 mm (3.7 in) over the course of 9 days.

February Precipitation Trends in Sumter

The chart displays monthly precipitation patterns in Sumter, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Sumter, February typically receives around 95 mm (3.7 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

February Humidity in Sumter

In Sumter in February humidity is 81%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel sluggish and uncomfortable as you battle the stickiness while trying to enjoy your surroundings.

February Average Humidity in Sumter

This chart illustrates the average monthly humidity levels in Sumter, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Sumter is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Sumter

In Sumter in February, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sumter.

Maximum UV Index Levels in Sumter for February

The chart shows the monthly maximum UV Index (UVI) for Sumter in February, 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 February, the maximum UV index in Sumter typically reaches 7, which falls under the high exposure category.

Data source: Sumter February 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 February Weather in Sumter Compares to Other Months

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

This table compares monthly weather conditions in Sumter, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	78 mm (3.1 inches)	86%	moderate
February Weather	12°C (54°F)	95 mm (3.7 inches)	81%	high
March Weather	14°C (58°F)	70 mm (2.8 inches)	81%	very high
April Weather	18°C (65°F)	102 mm (4.0 inches)	79%	very high
May Weather	23°C (74°F)	97 mm (3.8 inches)	75%	extreme
June Weather	26°C (79°F)	122 mm (4.8 inches)	75%	extreme
July Weather	28°C (82°F)	144 mm (5.7 inches)	80%	extreme
August Weather	27°C (81°F)	128 mm (5.0 inches)	81%	very high
September Weather	25°C (78°F)	136 mm (5.4 inches)	83%	very high
October Weather	21°C (69°F)	56 mm (2.2 inches)	78%	very high
November Weather	13°C (55°F)	67 mm (2.6 inches)	85%	high
December Weather	10°C (51°F)	141 mm (5.5 inches)	87%	moderate