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March Weather in Simpsonville, United States

Last updated: June 24, 2025

In March, the average temperature in Simpsonville, United States hovers around 9°C (48°F), creating a brisk atmosphere. Expect a wide temperature range, with lows of -12°C (11°F) and highs reaching up to 27°C (81°F). This period also sees notable precipitation, totaling 141 mm (5.6 in) across 13 days. Additionally, the air is quite humid, with an average humidity of 86%, adding to the overall chill in the air.

March Temperature in Simpsonville

In March in Simpsonville, the average temperature is 9°C (48°F), with maximums reaching 27°C (81°F) and minimums dropping as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to enjoy their visit to Simpsonville.

March Weather in Simpsonville: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Simpsonville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Simpsonville, March typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (81°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec353947556774787671604541
Data source: Temperature data for Simpsonville 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.

March Precipitation in Simpsonville

In Simpsonville in March, the precipitation amount is 141 mm (5.6 in) spread over 13 days.

March Precipitation Trends in Simpsonville

The chart displays monthly precipitation patterns in Simpsonville, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Simpsonville, March typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec9114014114612516810410012310790116
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Simpsonville

In Simpsonville in March, humidity is 86%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that wraps around you, making outdoor activities uncomfortable and travel less enjoyable.

March Average Humidity in Simpsonville

This chart illustrates the average monthly humidity levels in Simpsonville, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Simpsonville is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Simpsonville

In Simpsonville in March, 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 Simpsonville.

Maximum UV Index Levels in Simpsonville for March

The chart shows the monthly maximum UV Index (UVI) for Simpsonville in March, 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 March, the maximum UV index in Simpsonville typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108743
Data source: Simpsonville March 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 March Weather in Simpsonville Compares to Other Months

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

This table compares monthly weather conditions in Simpsonville, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)91 mm (3.6 inches)87%moderate
February Weather4°C (40°F)140 mm (5.5 inches)85%moderate
March Weather9°C (48°F)141 mm (5.6 inches)86%high
April Weather13°C (56°F)145 mm (5.7 inches)84%very high
May Weather19°C (67°F)125 mm (4.9 inches)79%very high
June Weather23°C (74°F)168 mm (6.6 inches)82%very high
July Weather25°C (78°F)104 mm (4.1 inches)79%very high
August Weather24°C (76°F)100 mm (3.9 inches)70%very high
September Weather22°C (71°F)123 mm (4.8 inches)69%very high
October Weather16°C (60°F)107 mm (4.2 inches)76%high
November Weather7°C (45°F)90 mm (3.5 inches)88%moderate
December Weather5°C (41°F)116 mm (4.6 inches)87%moderate

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