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March Weather in Plainfield, United States

Last updated: June 24, 2025

In March, the average temperature in Plainfield, United States hovers around 6°C (43°F). Expect a chilly minimum of -16°C (3°F) and the possibility of warming up to a pleasant 23°C (74°F). During this time, 124 mm (4.9 in) of precipitation can be expected over 13 days, adding to the overall 86% humidity of the region. Prepare accordingly for a mix of cool and wet weather!

March Temperature in Plainfield

In March, in Plainfield, the average temperature is 6°C (43°F). The maximum can reach 23°C (74°F) and the minimum can be as low as -16°C (3°F). Travelers should be prepared for a wide range of temperatures, dressing in layers to accommodate both warm days and chilly nights.

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

The chart illustrates March temperature patterns in Plainfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plainfield, March typically has an average temperature of 6°C (43°F), with highs reaching up to 23°C (74°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec303343526473777470574136
Data source: Temperature data for Plainfield 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 Plainfield

In Plainfield in March, the total precipitation amount is 124 mm (4.9 in) over a span of 13 days.

March Precipitation Trends in Plainfield

The chart displays monthly precipitation patterns in Plainfield, 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 Plainfield, March typically receives around 124 mm (4.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec829112496137114108105741088981
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Plainfield

In Plainfield in March humidity is 86%. With an average temperature of 6°C (43°F), this humidity feels like a chilling blanket enveloping you, making outdoor exploration feel damp and uncomfortable.

March Average Humidity in Plainfield

This chart illustrates the average monthly humidity levels in Plainfield, 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 Plainfield 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 Plainfield

In Plainfield 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 Plainfield.

Maximum UV Index Levels in Plainfield for March

The chart shows the monthly maximum UV Index (UVI) for Plainfield 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 Plainfield typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Plainfield 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 Plainfield Compares to Other Months

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

This table compares monthly weather conditions in Plainfield, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)82 mm (3.2 inches)87%moderate
February Weather1°C (34°F)91 mm (3.6 inches)85%moderate
March Weather6°C (43°F)124 mm (4.9 inches)86%high
April Weather11°C (52°F)96 mm (3.8 inches)84%very high
May Weather18°C (65°F)137 mm (5.4 inches)79%very high
June Weather23°C (74°F)114 mm (4.5 inches)82%extreme
July Weather25°C (77°F)108 mm (4.2 inches)79%very high
August Weather23°C (74°F)105 mm (4.1 inches)70%very high
September Weather21°C (70°F)74 mm (2.9 inches)69%very high
October Weather14°C (58°F)108 mm (4.2 inches)76%high
November Weather5°C (42°F)89 mm (3.5 inches)88%moderate
December Weather2°C (36°F)81 mm (3.2 inches)87%moderate

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