April Weather in Castle Hayne, United States

Last updated: June 24, 2025

In April, the average temperature in Castle Hayne, United States hovers around 18°C (64°F). Expect a range between a chilly 0°C (32°F) at its lowest to a warm 29°C (84°F) at its peak. With 97 mm (3.8 in) of precipitation spread over 9 days, you might want to pack an umbrella! The air will feel quite moist, as the average humidity is around 80%.

April Temperature in Castle Hayne

In April in Castle Hayne, the average temperature is 18°C (64°F). The maximum can reach 29°C (84°F), while the minimum can drop to as low as 0°C (32°F). This range makes Castle Hayne a great destination for travelers looking to enjoy mild weather and diverse outdoor activities.

April Weather in Castle Hayne: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Castle Hayne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castle Hayne, April typically has an average temperature of 18°C (64°F), with highs reaching up to 29°C (84°F) and lows dropping to around 0°C (32°F).

Data source: Temperature data for Castle Hayne generated using information from the Copernicus Climate Change Service.

April Precipitation in Castle Hayne

In Castle Hayne in April, the total precipitation amount reaches 97 mm (3.8 in) over the course of 9 days.

April Precipitation Trends in Castle Hayne

The chart displays monthly precipitation patterns in Castle Hayne, 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 Castle Hayne, April typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Castle Hayne

In Castle Hayne in April humidity is 80%. With an average temperature of 18°C (64°F), this humidity feels like a warm, damp blanket wrapping around you, making travel a bit more exhausting as the air thickens and the heat clings to your skin.

April Average Humidity in Castle Hayne

This chart illustrates the average monthly humidity levels in Castle Hayne, 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 Castle Hayne is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Castle Hayne

In Castle Hayne in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Castle Hayne.

Maximum UV Index Levels in Castle Hayne for April

The chart shows the monthly maximum UV Index (UVI) for Castle Hayne 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 Castle Hayne typically reaches 10, which falls under the very high exposure category.

Data source: Castle Hayne 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 Castle Hayne Compares to Other Months

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

This table compares monthly weather conditions in Castle Hayne, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	69 mm (2.7 inches)	85%	moderate
February Weather	12°C (53°F)	103 mm (4.1 inches)	82%	high
March Weather	13°C (56°F)	73 mm (2.9 inches)	81%	very high
April Weather	18°C (64°F)	97 mm (3.8 inches)	80%	very high
May Weather	22°C (72°F)	112 mm (4.4 inches)	81%	extreme
June Weather	25°C (77°F)	156 mm (6.1 inches)	81%	extreme
July Weather	27°C (80°F)	169 mm (6.6 inches)	81%	extreme
August Weather	26°C (80°F)	209 mm (8.2 inches)	80%	very high
September Weather	25°C (76°F)	215 mm (8.5 inches)	79%	very high
October Weather	21°C (69°F)	67 mm (2.6 inches)	80%	very high
November Weather	13°C (57°F)	118 mm (4.6 inches)	85%	high
December Weather	11°C (52°F)	127 mm (5.0 inches)	86%	moderate