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April Weather in Delton, United States

Last updated: June 24, 2025

In April, the average temperature in Delton, United States hovers around 8°C (47°F). While you might experience chilly lows of -8°C (18°F), the weather can also surprise you with highs reaching 28°C (82°F). Expect an average humidity of 87% and about 90 mm (3.6 in) of precipitation spread over 13 days. Stay prepared for a mix of cool and warm conditions!

April Temperature in Delton

In April in Delton, the average temperature is 8°C (47°F), with maximums reaching up to 28°C (82°F) and minimums dropping as low as -8°C (18°F). Travelers should prepare for a wide range of temperatures and pack accordingly to enjoy their visit.

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

The chart illustrates April temperature patterns in Delton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delton, April typically has an average temperature of 8°C (47°F), with highs reaching up to 28°C (82°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec262737476070757266533932
Data source: Temperature data for Delton 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 Delton

In Delton in April, the precipitation amount is 90 mm (3.6 in), occurring over the course of 13 days.

April Precipitation Trends in Delton

The chart displays monthly precipitation patterns in Delton, 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 Delton, April typically receives around 90 mm (3.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec7275769015211896781031366867
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Delton

In Delton in April, humidity is 87%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration uncomfortably muggy despite the cool air.

April Average Humidity in Delton

This chart illustrates the average monthly humidity levels in Delton, 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 Delton is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Delton

In Delton 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 Delton.

Maximum UV Index Levels in Delton for April

The chart shows the monthly maximum UV Index (UVI) for Delton 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 Delton typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101097532
Data source: Delton 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 Delton Compares to Other Months

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

This table compares monthly weather conditions in Delton, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)72 mm (2.8 inches)87%moderate
February Weather-3°C (27°F)75 mm (3.0 inches)87%moderate
March Weather3°C (37°F)76 mm (3.0 inches)86%high
April Weather8°C (47°F)90 mm (3.6 inches)87%very high
May Weather15°C (60°F)152 mm (6.0 inches)82%very high
June Weather21°C (70°F)118 mm (4.6 inches)81%very high
July Weather24°C (75°F)96 mm (3.8 inches)78%very high
August Weather22°C (72°F)78 mm (3.1 inches)79%very high
September Weather19°C (66°F)103 mm (4.1 inches)79%high
October Weather12°C (53°F)136 mm (5.4 inches)82%moderate
November Weather4°C (39°F)68 mm (2.7 inches)87%moderate
December Weather0°C (33°F)67 mm (2.6 inches)86%low

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