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March Weather in Unionville, United States

Last updated: June 24, 2025

In March, the average temperature in Unionville, United States hovers around 12°C (54°F), with a striking range where the minimum can dip to -6°C (21°F) and the maximum can rise to 29°C (84°F). Expect about 180 mm (7.1 in) of precipitation spread over 13 days, contributing to the region's high average humidity of 85%. Be prepared for a mix of cool and pleasant days this month!

March Temperature in Unionville

In March in Unionville, the average temperature is 12°C (54°F), with maximums reaching 29°C (84°F) and minimums dropping as low as -6°C (21°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack accordingly for both warm and chilly weather.

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

The chart illustrates March temperature patterns in Unionville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Unionville, March typically has an average temperature of 12°C (54°F), with highs reaching up to 29°C (84°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec424654607076797874644946
Data source: Temperature data for Unionville 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 Unionville

In Unionville in March, the precipitation amount is 180 mm (7.1 in) spread over 13 days.

March Precipitation Trends in Unionville

The chart displays monthly precipitation patterns in Unionville, 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 Unionville, March typically receives around 180 mm (7.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec11518818015611513814311511712276147
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Unionville

In Unionville in March, humidity is 85%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making traveling not only uncomfortable but also exhausting as the damp air clings to your skin and slows your movements.

March Average Humidity in Unionville

This chart illustrates the average monthly humidity levels in Unionville, 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 Unionville is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Unionville

In Unionville in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Unionville.

Maximum UV Index Levels in Unionville for March

The chart shows the monthly maximum UV Index (UVI) for Unionville 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 Unionville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810101111109753
Data source: Unionville 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 Unionville Compares to Other Months

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

This table compares monthly weather conditions in Unionville, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)115 mm (4.5 inches)87%moderate
February Weather8°C (47°F)188 mm (7.4 inches)87%high
March Weather12°C (54°F)180 mm (7.1 inches)85%very high
April Weather15°C (60°F)156 mm (6.1 inches)82%very high
May Weather21°C (70°F)115 mm (4.5 inches)83%very high
June Weather25°C (76°F)138 mm (5.4 inches)82%extreme
July Weather26°C (80°F)143 mm (5.6 inches)78%extreme
August Weather25°C (78°F)115 mm (4.5 inches)67%very high
September Weather23°C (74°F)117 mm (4.6 inches)64%very high
October Weather18°C (64°F)122 mm (4.8 inches)74%high
November Weather10°C (49°F)76 mm (3.0 inches)87%moderate
December Weather8°C (46°F)147 mm (5.8 inches)88%moderate

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