April Weather in Half Tree Hollow, Saint Helena, Ascension and Tristan da Cunha

Last updated: August 31, 2025

In April, the average temperature in Half Tree Hollow, Saint Helena, Ascension and Tristan da Cunha is a pleasant 24°C (75°F). Expect temperatures to hover between a minimum of 22°C (72°F) and a maximum of 25°C (78°F). While you enjoy the warmth, be prepared for light showers, with an average precipitation amount of 14 mm (0.6 in) over 4 days. Don't forget to stay hydrated, as the average humidity sits at a comfortable 81%!

April Temperature in Half Tree Hollow

In April in Half Tree Hollow, the average temperature is 24°C (75°F). Maximums can reach up to 25°C (78°F), while minimums can dip as low as 22°C (72°F). This pleasant weather makes Half Tree Hollow an ideal destination for travelers seeking a mild and enjoyable climate.

April Weather in Half Tree Hollow: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Half Tree Hollow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Half Tree Hollow, April typically has an average temperature of 24°C (75°F), with highs reaching up to 25°C (78°F) and lows dropping to around 22°C (72°F).

Data source: Temperature data for Half Tree Hollow generated using information from the Copernicus Climate Change Service.

April Precipitation in Half Tree Hollow

In Half Tree Hollow in April, the total precipitation amount is 14 mm (0.6 in) spread over a duration of 4 days.

April Precipitation Trends in Half Tree Hollow

The chart displays monthly precipitation patterns in Half Tree Hollow, 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 Half Tree Hollow, April typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 4 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 Half Tree Hollow

In Half Tree Hollow in April humidity is 81%. With an average temperature of 24°C (75°F), this humidity feels like a warm, thick blanket enveloping you, making traveling a bit sticky and sweaty, yet still inviting for those who enjoy the rich, tropical atmosphere.

April Average Humidity in Half Tree Hollow

This chart illustrates the average monthly humidity levels in Half Tree Hollow, 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 Half Tree Hollow is approximately 81%, 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 Half Tree Hollow

In Half Tree Hollow in April, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Half Tree Hollow.

Maximum UV Index Levels in Half Tree Hollow for April

The chart shows the monthly maximum UV Index (UVI) for Half Tree Hollow 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 Half Tree Hollow typically reaches 12, which falls under the extreme exposure category.

Data source: Half Tree Hollow 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 Half Tree Hollow Compares to Other Months

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

This table compares monthly weather conditions in Half Tree Hollow, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (73°F)	10 mm (0.4 inches)	79%	extreme
February Weather	24°C (75°F)	12 mm (0.5 inches)	81%	extreme
March Weather	24°C (76°F)	16 mm (0.6 inches)	82%	extreme
April Weather	24°C (75°F)	14 mm (0.6 inches)	81%	extreme
May Weather	23°C (73°F)	12 mm (0.5 inches)	78%	very high
June Weather	22°C (71°F)	14 mm (0.5 inches)	74%	very high
July Weather	21°C (69°F)	12 mm (0.5 inches)	75%	very high
August Weather	20°C (68°F)	14 mm (0.6 inches)	76%	very high
September Weather	20°C (67°F)	13 mm (0.5 inches)	78%	extreme
October Weather	19°C (67°F)	11 mm (0.4 inches)	80%	extreme
November Weather	20°C (68°F)	10 mm (0.4 inches)	81%	extreme
December Weather	21°C (70°F)	10 mm (0.4 inches)	80%	extreme