April Weather in Plainfield, United States

Last updated: June 24, 2025

In Plainfield, United States, the average temperature in April is a crisp 9°C (48°F). Prepare for a range of temperatures, with minimums dipping to -7°C (20°F) and highs climbing to 29°C (85°F). During this time, expect 129 mm (5.1 in) of precipitation over approximately 13 days, contributing to an average humidity level of 79%.

April Temperature in Plainfield

In April in Plainfield, the average temperature is 9°C (48°F), with maximums reaching 29°C (85°F) and minimums dipping as low as -7°C (20°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack accordingly to enjoy their visit.

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

The chart illustrates April 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, April typically has an average temperature of 9°C (48°F), with highs reaching up to 29°C (85°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec303338485868747366564234
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.

April Precipitation in Plainfield

In Plainfield in April, the precipitation amount is 129 mm (5.1 in) over the course of 13 days.

April Precipitation Trends in Plainfield

The chart displays monthly precipitation patterns in Plainfield, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Plainfield, April typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec70889512911110216612397135100129
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Plainfield

In Plainfield in April humidity is 79%. With an average temperature of 9°C (48°F), this humidity feels like a chilly mist wrapping around you, making outdoor activities brisk yet invigorating, but it can also leave you feeling damp and slightly chilled if you're not dressed appropriately for the conditions.

April Average Humidity in Plainfield

This chart illustrates the average monthly humidity levels in Plainfield, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Plainfield is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Plainfield

In Plainfield in April, 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 Plainfield.

Maximum UV Index Levels in Plainfield for April

The chart shows the monthly maximum UV Index (UVI) for Plainfield in April, 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 April, the maximum UV index in Plainfield typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568910998642
Data source: Plainfield April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)70 mm (2.7 inches)84%moderate
February Weather1°C (33°F)88 mm (3.5 inches)84%moderate
March Weather3°C (38°F)94 mm (3.7 inches)82%high
April Weather9°C (48°F)129 mm (5.1 inches)79%very high
May Weather15°C (59°F)111 mm (4.4 inches)75%very high
June Weather20°C (68°F)102 mm (4.0 inches)78%very high
July Weather23°C (74°F)166 mm (6.5 inches)76%very high
August Weather23°C (73°F)123 mm (4.8 inches)76%very high
September Weather19°C (66°F)97 mm (3.8 inches)75%very high
October Weather13°C (56°F)135 mm (5.3 inches)75%high
November Weather6°C (43°F)100 mm (3.9 inches)80%moderate
December Weather1°C (34°F)129 mm (5.1 inches)80%low

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