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

Last updated: August 31, 2025

In July, the average temperature in Half Tree Hollow, Saint Helena, Ascension and Tristan da Cunha is a pleasant 21°C (69°F), with minimums dipping to 19°C (66°F) and maximums reaching 22°C (72°F). Expect a bit of precipitation, averaging 12 mm (0.5 in) over the course of 2 days, and enjoy the average humidity of 75% that gives this locale its lovely atmosphere.

July Temperature in Half Tree Hollow

In July in Half Tree Hollow, the average temperature is 21°C (69°F). The maximum can reach 22°C (72°F) while the minimum can dip as low as 19°C (66°F). This mild climate makes Half Tree Hollow an ideal destination for travelers looking to enjoy comfortable weather.

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

The chart illustrates July 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, July typically has an average temperature of 21°C (69°F), with highs reaching up to 22°C (72°F) and lows dropping to around 19°C (66°F).

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

July Precipitation in Half Tree Hollow

In Half Tree Hollow in July, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.

July Precipitation Trends in Half Tree Hollow

The chart displays monthly precipitation patterns in Half Tree Hollow, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Half Tree Hollow, July typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 2 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Half Tree Hollow

In Half Tree Hollow in July, humidity is 75%. With an average temperature of 21°C (69°F), this humidity feels like a warm, sticky embrace that can make even a short walk feel exhausting for travelers, often leading to a longing for refreshing breezes or air-conditioned retreats.

July Average Humidity in Half Tree Hollow

This chart illustrates the average monthly humidity levels in Half Tree Hollow, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Half Tree Hollow is approximately 75%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Half Tree Hollow

In Half Tree Hollow in July, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Half Tree Hollow.

Maximum UV Index Levels in Half Tree Hollow for July

The chart shows the monthly maximum UV Index (UVI) for Half Tree Hollow in July, 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 July, the maximum UV index in Half Tree Hollow typically reaches 8, which falls under the very high exposure category.

Data source: Half Tree Hollow July 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 July 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 July’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 July’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