March Weather in St Helena

Last updated: March 2, 2024

The weather in St Helena, Australia, during March is characterized by an average temperature of 19°C (66°F). Highs can soar to 33°C (91°F), while lows may dip to 9°C (48°F). Typically, the humidity level in St Helena throughout March hovers around 60%.

9°C (48°F)

Minimum temperature

19°C (66°F)

Average temperature

33°C (91°F)

Maximum temperature

60%

Humidity

Precipitation and Sunshine hours

In March, St Helena averages 40 mm (1.6 inches) of rainfall, typically over the course of 6 rainy days. The month enjoys an average of 12 hours 17 minutes of daylight, with the sun shining for approximately 9 hours 12 minutes each day. Additionally, there is a 31% probability of sunny days during this period.

40 mm (1.6 inches)

Precipitation

6 rainy days

Rainy days

9 hours 12 minutes

Sunshine hours

31%

Chance of sun

UV Index

In March, the UV Index in St Helena reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	0	1	2	4	7	10	11	11	9	7	4	2	1
Exposure	Low			Moderate	High	VeryHigh	Extreme		VeryHigh	High	Moderate	Low
Time to burn	45 min			30 min	25 min	15 min	10 min		15 min	25 min	30 min	45 min