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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 14°C (58°F). However, prepare for a range as the minimum can dip to -2°C (29°F), while the mercury can soar up to 30°C (86°F). With 137 mm (5.4 in) of precipitation spread over 12 days, you can expect a fair share of rain. Don't forget to brace yourself for the humidity, which averages around 80%!

April Temperature in Marion

In April in Marion, the average temperature is 14°C (58°F). Maximum temperatures can reach 30°C (86°F), while the minimum can drop as low as -2°C (29°F). Travelers should be prepared for a wide range of weather conditions during this month.

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 14°C (58°F), with highs reaching up to 30°C (86°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec374150576977817874624643
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 precipitation amount is 137 mm (5.4 in) that occurs over the course of 12 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 137 mm (5.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec9914213013711611996928811091106
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 80%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities sweltering and uncomfortable for travel.

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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%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.
JanFebMarAprMayJunJulAugSepOctNovDec36710111110109753
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 Weather3°C (37°F)99 mm (3.9 inches)86%moderate
February Weather5°C (41°F)142 mm (5.6 inches)84%high
March Weather10°C (50°F)130 mm (5.1 inches)84%high
April Weather14°C (58°F)137 mm (5.4 inches)80%very high
May Weather21°C (69°F)116 mm (4.6 inches)82%extreme
June Weather25°C (77°F)119 mm (4.7 inches)83%extreme
July Weather27°C (81°F)96 mm (3.8 inches)79%very high
August Weather25°C (78°F)92 mm (3.6 inches)76%very high
September Weather23°C (74°F)88 mm (3.5 inches)75%very high
October Weather17°C (62°F)110 mm (4.3 inches)74%high
November Weather8°C (47°F)91 mm (3.6 inches)85%moderate
December Weather6°C (43°F)106 mm (4.2 inches)88%moderate

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