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March Weather in Williston, United States

Last updated: June 24, 2025

In March, the average temperature in Williston, United States hovers around -1°C (30°F), but don't be surprised by the extremes – temperatures can dip as low as -21°C (-6°F) or rise to a balmy 21°C (70°F). With an average precipitation of 77 mm (3.0 in) spread over 12 days, expect a humid atmosphere with an average humidity level of 86%. Be prepared for a mix of chilly days and the occasional warmth!

March Temperature in Williston

In March in Williston, the average temperature is -1°C (30°F), with maximums reaching 21°C (70°F) and minimums dropping as low as -21°C (-6°F). Travelers should be prepared for a wide range of temperatures, from chilly lows to surprisingly warm days.

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

The chart illustrates March temperature patterns in Williston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Williston, March typically has an average temperature of -1°C (30°F), with highs reaching up to 21°C (70°F) and lows dropping to around -21°C (-6°F).
JanFebMarAprMayJunJulAugSepOctNovDec202330435665716961503526
Data source: Temperature data for Williston 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 Williston

In Williston in March, the precipitation amount is 77 mm (3.0 in) spread over 12 days.

March Precipitation Trends in Williston

The chart displays monthly precipitation patterns in Williston, 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 Williston, March typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8481771099197108877115211280
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Williston

In Williston in March, humidity is 86%. With an average temperature of -1°C (30°F), this humidity feels like a heavy blanket wrapping around you, making traveling feel much colder and more uncomfortable than the temperature suggests.

March Average Humidity in Williston

This chart illustrates the average monthly humidity levels in Williston, 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 Williston is approximately 86%, 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Williston

In Williston in March, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Williston.

Maximum UV Index Levels in Williston for March

The chart shows the monthly maximum UV Index (UVI) for Williston 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 Williston typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Williston 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 Williston Compares to Other Months

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

This table compares monthly weather conditions in Williston, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)84 mm (3.3 inches)93%low
February Weather-5°C (23°F)81 mm (3.2 inches)92%moderate
March Weather-1°C (30°F)77 mm (3.0 inches)86%moderate
April Weather6°C (43°F)109 mm (4.3 inches)85%very high
May Weather13°C (56°F)91 mm (3.6 inches)80%very high
June Weather18°C (65°F)97 mm (3.8 inches)74%very high
July Weather21°C (71°F)108 mm (4.2 inches)76%very high
August Weather20°C (69°F)87 mm (3.4 inches)75%very high
September Weather16°C (62°F)71 mm (2.8 inches)78%high
October Weather10°C (50°F)152 mm (6.0 inches)86%moderate
November Weather2°C (35°F)112 mm (4.4 inches)88%moderate
December Weather-3°C (26°F)80 mm (3.2 inches)89%low

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