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April Weather in Marion, United States

Last updated: June 24, 2025

In Marion, United States, the average temperature in April hovers around 18°C (65°F), with a minimum dipping to 2°C (36°F) and a maximum peaking at 32°C (90°F). Expect about 148 mm (5.8 in) of rainfall spread over 8 days, contributing to a relatively high average humidity of 82%. Prepare for a mix of pleasant warmth and moisture during this time!

April Temperature in Marion

In April in Marion, the average temperature is 18°C (65°F). The maximum can reach 32°C (90°F), and the minimum can be as low as 2°C (36°F). This wide range of temperatures makes it essential for travelers to pack both light clothing for warm days and warm layers for cooler nights.

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

The chart illustrates April temperature patterns in Marion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marion, April typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec485460657479818178695551
Data source: Temperature data for Marion 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 Marion

In Marion in April, the total precipitation amount reaches 148 mm (5.8 in) over the course of 8 days.

April Precipitation Trends in Marion

The chart displays monthly precipitation patterns in Marion, 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 Marion, April typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1081481391481201621151298413083141
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Marion

In Marion in April, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

April Average Humidity in Marion

This chart illustrates the average monthly humidity levels in Marion, 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 Marion is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Marion

In Marion in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Marion.

Maximum UV Index Levels in Marion for April

The chart shows the monthly maximum UV Index (UVI) for Marion 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 Marion typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Marion 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 Marion Compares to Other Months

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

This table compares monthly weather conditions in Marion, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)108 mm (4.3 inches)85%moderate
February Weather12°C (55°F)148 mm (5.8 inches)84%high
March Weather16°C (61°F)139 mm (5.5 inches)82%very high
April Weather18°C (65°F)148 mm (5.8 inches)82%very high
May Weather23°C (74°F)120 mm (4.7 inches)81%extreme
June Weather26°C (79°F)162 mm (6.4 inches)77%extreme
July Weather27°C (82°F)115 mm (4.5 inches)77%extreme
August Weather27°C (81°F)129 mm (5.1 inches)72%extreme
September Weather26°C (78°F)84 mm (3.3 inches)73%very high
October Weather21°C (70°F)130 mm (5.1 inches)73%very high
November Weather13°C (55°F)83 mm (3.3 inches)85%high
December Weather11°C (52°F)141 mm (5.6 inches)88%moderate

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