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March Weather in South Williamson, United States

Last updated: June 24, 2025

In South Williamson, United States, the average temperature in March is a cool 9°C (48°F). Temperatures can vary significantly, with a minimum of -12°C (11°F) and a maximum of 28°C (83°F). During this month, expect about 129 mm (5.1 in) of precipitation over 14 days, contributing to an average humidity of 86%.

March Temperature in South Williamson

In March in South Williamson, the average temperature is 9°C (48°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as -12°C (11°F). This varied climate offers travelers a chance to experience both mild and extreme weather conditions, so pack accordingly for your trip!

March Weather in South Williamson: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in South Williamson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Williamson, March typically has an average temperature of 9°C (48°F), with highs reaching up to 28°C (83°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec374248566672767470604642
Data source: Temperature data for South Williamson 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 South Williamson

In South Williamson in March, the precipitation amount is 129 mm (5.1 in) over the course of 14 days.

March Precipitation Trends in South Williamson

The chart displays monthly precipitation patterns in South Williamson, 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 South Williamson, March typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec10217012913313615811912110712481126
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in South Williamson

In South Williamson 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 South Williamson

This chart illustrates the average monthly humidity levels in South Williamson, 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 South Williamson is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in South Williamson

In South Williamson 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 South Williamson.

Maximum UV Index Levels in South Williamson for March

The chart shows the monthly maximum UV Index (UVI) for South Williamson 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 South Williamson typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101011109753
Data source: South Williamson 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 South Williamson Compares to Other Months

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

This table compares monthly weather conditions in South Williamson, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)101 mm (4.0 inches)87%moderate
February Weather6°C (43°F)170 mm (6.7 inches)87%high
March Weather9°C (48°F)129 mm (5.1 inches)86%high
April Weather13°C (56°F)133 mm (5.2 inches)84%very high
May Weather19°C (66°F)136 mm (5.4 inches)83%very high
June Weather22°C (72°F)158 mm (6.2 inches)83%very high
July Weather25°C (76°F)119 mm (4.7 inches)79%extreme
August Weather23°C (74°F)121 mm (4.8 inches)66%very high
September Weather21°C (70°F)107 mm (4.2 inches)68%very high
October Weather16°C (61°F)124 mm (4.9 inches)78%high
November Weather8°C (46°F)81 mm (3.2 inches)89%moderate
December Weather5°C (42°F)126 mm (4.9 inches)86%moderate

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