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April Weather in Atglen, United States

Last updated: June 24, 2025

In Atglen, United States, the average temperature in April hovers around 12°C (54°F), with extremes ranging from a brisk -2°C (28°F) to a warm 30°C (87°F). Expect about 102 mm (4.0 in) of precipitation spread over 10 days, contributing to a relatively high average humidity of 81%. Perfect for those who appreciate a mild and moisture-rich climate!

April Temperature in Atglen

In April in Atglen, 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 Atglen during this time.

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

The chart illustrates April temperature patterns in Atglen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atglen, 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).
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787569594538
Data source: Temperature data for Atglen 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 Atglen

In Atglen in April, the total precipitation amount is 102 mm (4.0 in) falling over the course of 10 days.

April Precipitation Trends in Atglen

The chart displays monthly precipitation patterns in Atglen, 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 Atglen, April typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6510610510213911915616011210090101
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Atglen

In Atglen 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 Atglen

This chart illustrates the average monthly humidity levels in Atglen, 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 Atglen 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 Atglen

In Atglen 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 Atglen.

Maximum UV Index Levels in Atglen for April

The chart shows the monthly maximum UV Index (UVI) for Atglen 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 Atglen typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Atglen 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 Atglen Compares to Other Months

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

This table compares monthly weather conditions in Atglen, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)65 mm (2.6 inches)84%moderate
February Weather3°C (38°F)106 mm (4.2 inches)83%moderate
March Weather6°C (43°F)105 mm (4.1 inches)83%high
April Weather12°C (54°F)102 mm (4.0 inches)81%very high
May Weather17°C (64°F)139 mm (5.5 inches)78%very high
June Weather22°C (73°F)119 mm (4.7 inches)79%very high
July Weather25°C (78°F)156 mm (6.1 inches)74%very high
August Weather24°C (75°F)160 mm (6.3 inches)72%very high
September Weather21°C (70°F)112 mm (4.4 inches)75%very high
October Weather15°C (60°F)100 mm (3.9 inches)81%high
November Weather7°C (45°F)90 mm (3.5 inches)85%moderate
December Weather3°C (38°F)101 mm (4.0 inches)84%low

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