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April Weather in Normal, United States

Last updated: June 24, 2025

In Normal, United States, the average temperature in April hovers around 11°C (51°F). Expect a chilly minimum of -8°C (18°F) and a warm maximum reaching up to 28°C (84°F). During this month, precipitation averages 118 mm (4.6 in) over about 12 days, accompanied by a high average humidity of 85%. Perfect weather for a cozy sweater and enjoying the subtle charm of the season!

April Temperature in Normal

In April in Normal, the average temperature is 11°C (51°F). Maximum temperatures can reach 28°C (84°F), while minimums can drop as low as -8°C (18°F). This variation makes it essential to pack accordingly for your travels, ensuring you're prepared for both warm days and chilly nights.

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

The chart illustrates April temperature patterns in Normal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Normal, April typically has an average temperature of 11°C (51°F), with highs reaching up to 28°C (84°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec272942516474777470564034
Data source: Temperature data for Normal 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 Normal

In Normal in April, the precipitation amount is 118 mm (4.6 in) spread over 12 days.

April Precipitation Trends in Normal

The chart displays monthly precipitation patterns in Normal, 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 Normal, April typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec656911311815911910594621256255
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Normal

In Normal in April humidity is 85%. With an average temperature of 11°C (51°F), this humidity feels like a chilly embrace that seeps into your bones, making outdoor activities a bit uncomfortable and encouraging a more relaxed, slow-paced exploration of the area.

April Average Humidity in Normal

This chart illustrates the average monthly humidity levels in Normal, 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 Normal is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Normal

In Normal in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Normal.

Maximum UV Index Levels in Normal for April

The chart shows the monthly maximum UV Index (UVI) for Normal 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 Normal typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098642
Data source: Normal 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 Normal Compares to Other Months

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

This table compares monthly weather conditions in Normal, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)65 mm (2.5 inches)82%moderate
February Weather-1°C (30°F)69 mm (2.7 inches)83%moderate
March Weather5°C (42°F)113 mm (4.4 inches)84%high
April Weather11°C (51°F)118 mm (4.6 inches)85%very high
May Weather18°C (64°F)159 mm (6.3 inches)79%very high
June Weather23°C (74°F)119 mm (4.7 inches)82%extreme
July Weather25°C (77°F)105 mm (4.1 inches)80%very high
August Weather23°C (74°F)94 mm (3.7 inches)81%very high
September Weather21°C (70°F)62 mm (2.4 inches)80%very high
October Weather13°C (56°F)125 mm (4.9 inches)82%high
November Weather5°C (41°F)62 mm (2.4 inches)88%moderate
December Weather1°C (35°F)55 mm (2.2 inches)84%low

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