March Weather in Edinburgh of the Seven Seas, Saint Helena, Ascension and Tristan da Cunha

Last updated: August 31, 2025

In March, the average temperature in Edinburgh of the Seven Seas, Saint Helena, Ascension and Tristan da Cunha hovers around 18°C (65°F), making it a mild and pleasant time of year. The temperature range varies from a cool 13°C (55°F) to a warm 22°C (73°F). Expect some rain, as precipitation averages 137 mm (5.4 in) over 14 days, accompanied by relatively high humidity at 81%. It's a lovely month for embracing the seasonal transitions!

March Temperature in Edinburgh of the Seven Seas

In March in Edinburgh of the Seven Seas, the average temperature is 18°C (65°F), with maximums reaching up to 22°C (73°F) and minimums dropping as low as 13°C (55°F). This pleasant weather makes it an ideal time for outdoor activities and exploration.

March Weather in Edinburgh of the Seven Seas: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Edinburgh of the Seven Seas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Edinburgh of the Seven Seas, March typically has an average temperature of 18°C (65°F), with highs reaching up to 22°C (73°F) and lows dropping to around 13°C (55°F).

Data source: Temperature data for Edinburgh of the Seven Seas generated using information from the Copernicus Climate Change Service.

March Precipitation in Edinburgh of the Seven Seas

In Edinburgh of the Seven Seas in March, the precipitation amount is 137 mm (5.4 in) spread over 14 days.

March Precipitation Trends in Edinburgh of the Seven Seas

The chart displays monthly precipitation patterns in Edinburgh of the Seven Seas, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Edinburgh of the Seven Seas, March typically receives around 137 mm (5.4 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Edinburgh of the Seven Seas

In Edinburgh of the Seven Seas in March, humidity is 81%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and the air thick and sultry—a challenging environment for traveling.

March Average Humidity in Edinburgh of the Seven Seas

This chart illustrates the average monthly humidity levels in Edinburgh of the Seven Seas, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Edinburgh of the Seven Seas is approximately 81%, offering insight into how humid the weather typically is during this month.

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

March UV Index in Edinburgh of the Seven Seas

In Edinburgh of the Seven Seas in March, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Edinburgh of the Seven Seas.

Maximum UV Index Levels in Edinburgh of the Seven Seas for March

The chart shows the monthly maximum UV Index (UVI) for Edinburgh of the Seven Seas in March, 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 March, the maximum UV index in Edinburgh of the Seven Seas typically reaches 11, which falls under the extreme exposure category.

Data source: Edinburgh of the Seven Seas March 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 March Weather in Edinburgh of the Seven Seas Compares to Other Months

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

This table compares monthly weather conditions in Edinburgh of the Seven Seas, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (64°F)	53 mm (2.1 inches)	84%	extreme
February Weather	18°C (65°F)	50 mm (2.0 inches)	84%	extreme
March Weather	18°C (65°F)	137 mm (5.4 inches)	81%	extreme
April Weather	17°C (62°F)	146 mm (5.7 inches)	82%	high
May Weather	15°C (60°F)	133 mm (5.2 inches)	79%	moderate
June Weather	14°C (57°F)	161 mm (6.3 inches)	78%	moderate
July Weather	13°C (55°F)	134 mm (5.3 inches)	82%	moderate
August Weather	12°C (54°F)	83 mm (3.3 inches)	80%	moderate
September Weather	12°C (54°F)	97 mm (3.8 inches)	78%	very high
October Weather	13°C (56°F)	111 mm (4.4 inches)	82%	very high
November Weather	14°C (58°F)	86 mm (3.4 inches)	83%	extreme
December Weather	16°C (61°F)	92 mm (3.6 inches)	85%	extreme