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April Weather in Coatesville, United States

Last updated: June 24, 2025

In Coatesville, United States, the average temperature in April hovers around 11°C (52°F). Expect temperatures to swing between a chilly -6°C (21°F) at their lowest and a warm 28°C (83°F) at their peak. During this month, anticipate 101 mm (4.0 in) of precipitation spread across about 11 days. With an average humidity of 84%, prepare for a damp atmosphere as you explore!

April Temperature in Coatesville

In April in Coatesville, the average temperature is 11°C (52°F). The maximum can reach 28°C (83°F), while the minimum can drop as low as -6°C (21°F). Be prepared for a wide range of temperatures, making it essential to pack accordingly for your travels.

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

The chart illustrates April temperature patterns in Coatesville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coatesville, April typically has an average temperature of 11°C (52°F), with highs reaching up to 28°C (83°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec303343526473777470574136
Data source: Temperature data for Coatesville 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 Coatesville

In Coatesville in April, the precipitation amount is 101 mm (4.0 in) spread over 11 days.

April Precipitation Trends in Coatesville

The chart displays monthly precipitation patterns in Coatesville, 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 Coatesville, April typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec8491126101141108101104691118982
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Coatesville

In Coatesville in April, humidity is 84%. With an average temperature of 11°C (52°F), this humidity feels like a heavy blanket, making it uncomfortable for traveling as the dampness clings to your skin and can leave you feeling sluggish and fatigued.

April Average Humidity in Coatesville

This chart illustrates the average monthly humidity levels in Coatesville, 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 Coatesville is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Coatesville

In Coatesville 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 Coatesville.

Maximum UV Index Levels in Coatesville for April

The chart shows the monthly maximum UV Index (UVI) for Coatesville 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 Coatesville typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: Coatesville 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 Coatesville Compares to Other Months

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

This table compares monthly weather conditions in Coatesville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)84 mm (3.3 inches)87%moderate
February Weather1°C (33°F)91 mm (3.6 inches)85%moderate
March Weather6°C (43°F)126 mm (5.0 inches)86%high
April Weather11°C (52°F)101 mm (4.0 inches)84%very high
May Weather18°C (65°F)141 mm (5.6 inches)79%very high
June Weather23°C (74°F)108 mm (4.3 inches)82%extreme
July Weather25°C (77°F)101 mm (4.0 inches)79%very high
August Weather23°C (74°F)104 mm (4.1 inches)70%very high
September Weather21°C (70°F)69 mm (2.7 inches)69%very high
October Weather14°C (58°F)111 mm (4.4 inches)76%high
November Weather5°C (42°F)89 mm (3.5 inches)88%moderate
December Weather2°C (36°F)82 mm (3.2 inches)87%moderate

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