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April Weather in Coatesville, United States

Last updated: June 24, 2025

In April, the average temperature in Coatesville, United States hovers around 12°C (54°F), offering a mild climate for visitors. However, be prepared for temperature fluctuations, with a minimum dipping to -2°C (28°F) and a maximum soaring up to 30°C (87°F). The region experiences an average precipitation of 108 mm (4.2 in) over about 11 days, contributing to an average humidity of 81%, which gives the air a crisp, refreshing quality.

April Temperature in Coatesville

In April in Coatesville, the average temperature is 12°C (54°F), with maximums reaching up to 30°C (87°F) and minimums dipping as low as -2°C (28°F). Be prepared for a wide range of temperatures when traveling to Coatesville during this time.

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 12°C (54°F), with highs reaching up to 30°C (87°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787570604538
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 108 mm (4.2 in), distributed 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 108 mm (4.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec6710810710814111815115710910387103
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 81%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel sluggish and uncomfortable as you battle the stickiness while trying to enjoy your surroundings.

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 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
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.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
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 Weather1°C (35°F)67 mm (2.6 inches)84%moderate
February Weather3°C (38°F)108 mm (4.3 inches)83%moderate
March Weather6°C (43°F)107 mm (4.2 inches)83%high
April Weather12°C (54°F)108 mm (4.2 inches)81%very high
May Weather17°C (64°F)141 mm (5.5 inches)78%very high
June Weather22°C (73°F)118 mm (4.7 inches)79%very high
July Weather25°C (78°F)151 mm (5.9 inches)74%very high
August Weather24°C (75°F)157 mm (6.2 inches)72%very high
September Weather21°C (70°F)109 mm (4.3 inches)75%very high
October Weather15°C (60°F)103 mm (4.0 inches)81%high
November Weather7°C (45°F)87 mm (3.4 inches)85%moderate
December Weather3°C (39°F)103 mm (4.1 inches)84%low

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