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April Weather in Castanea, United States

Last updated: June 24, 2025

In Castanea, United States, the average temperature in April hovers around 9°C (49°F). While the thermometer can dip to a chilly -5°C (24°F), it can also rise to a warm 26°C (80°F). Expect 112 mm (4.4 in) of precipitation over 15 days, contributing to a high average humidity of 88%.

April Temperature in Castanea

In April in Castanea, the average temperature is 9°C (49°F). Maximum temperatures can reach up to 26°C (80°F), while the minimum can drop as low as -5°C (24°F). Travelers should be prepared for a wide range of temperatures during this time.

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

The chart illustrates April temperature patterns in Castanea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castanea, April typically has an average temperature of 9°C (49°F), with highs reaching up to 26°C (80°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec283138495968737265554033
Data source: Temperature data for Castanea 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 Castanea

In Castanea in April, the precipitation amount is 112 mm (4.4 in) spread over a period of 15 days.

April Precipitation Trends in Castanea

The chart displays monthly precipitation patterns in Castanea, 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 Castanea, April typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec71104891121361071371071251208793
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Castanea

In Castanea in April, humidity is 88%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to stay warm and dry.

April Average Humidity in Castanea

This chart illustrates the average monthly humidity levels in Castanea, 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 Castanea is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Castanea

In Castanea 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 Castanea.

Maximum UV Index Levels in Castanea for April

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

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

This table compares monthly weather conditions in Castanea, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)71 mm (2.8 inches)89%moderate
February Weather0°C (31°F)104 mm (4.1 inches)90%moderate
March Weather3°C (38°F)89 mm (3.5 inches)89%high
April Weather9°C (49°F)112 mm (4.4 inches)88%very high
May Weather15°C (60°F)136 mm (5.4 inches)80%very high
June Weather20°C (68°F)107 mm (4.2 inches)79%very high
July Weather23°C (74°F)137 mm (5.4 inches)74%very high
August Weather22°C (72°F)107 mm (4.2 inches)64%very high
September Weather18°C (65°F)125 mm (4.9 inches)67%very high
October Weather13°C (55°F)120 mm (4.7 inches)81%high
November Weather4°C (40°F)87 mm (3.4 inches)89%moderate
December Weather1°C (34°F)93 mm (3.7 inches)88%low

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