February weather forecast
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

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The Longwood house, an ancient exile residence of Napoleon, in Saint Helena Island, Sanit Helena
The Longwood house, an ancient exile residence of Napoleon, in Saint Helena Island, Sanit Helena

Weather in February

February retains the warm, wet climate established in January, albeit with markedly increased rainfall. On most days, there is a balance between periods of brilliant sunshine and sudden downpours. February's warmer average temperatures present an ideal opportunity for sighting various bird species that are lured out by the local flora and fauna. On the other hand, the sea temperatures rise to 25°C (77°F), and the rainfall amplifies around the island. Overall, February is an excellent month for wildlife enthusiasts to visit the island.

Temperature

In Saint Helena Island, the months of February and March register the highest average temperatures, peaking at 23°C (73.4°F).

Rainfall

In February, the rain falls for 14 days. Throughout February, 68mm (2.68") of precipitation is accumulated. Throughout the year, there are 170 rainfall days, and 748mm (29.45") of precipitation is accumulated.

Sea temperature

February through April, with an average sea temperature of 25°C (77°F), are months with the warmest seawater in Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha.
Note: Engaging in swimming, diving, or other water activities is highly enjoyable in temperatures ranging from 25°C (77°F) to 29°C (84.2°F), without any unpleasant sensations for prolonged durations.

Daylight

In Saint Helena Island, the average length of the day in February is 12h and 37min.
On the first day of February, sunrise is at 06:12 and sunset at 19:00. On the last day of the month, sunrise is at 06:22 and sunset at 18:47 GMT.

Sunshine

In Saint Helena Island, the average sunshine in February is 14h.

UV index

The months with the highest UV index are January through March, October through December, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an excessive health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 12 in February leads to these recommendations:
Ensure every crucial precaution is taken. Individuals with light skin could experience burns in under 5 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. After every outdoor workout or swim, liberally apply and frequently reapply a broad-spectrum SPF 30+ sunscreen. Caution! The reflection of sand and water significantly amplifies the Sun's UV radiation.
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Frequently asked questions

What is the warmest month in Saint Helena Island?

Saint Helena Island experiences peak temperatures, averaging a high-temperature of 23°C (73.4°F) during February and March.

What is the average February temperature in Saint Helena Island?

The average high-temperature and low-temperature during February are 23°C (73.4°F) and 19°C (66.2°F) respectively.

How much does it rain in Saint Helena Island in February?

In February, in Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha, the rain falls for 14 days. Throughout February, 68mm (2.68") of precipitation is accumulated.

What months are the sea warmest in Saint Helena Island?

February through April, with an average sea temperature of 25°C (77°F), are months with the warmest seawater in Saint Helena Island.

How warm is the water in February in Saint Helena Island?

In Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha, the average seawater temperature in February is 25°C (77°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Saint Helena Island have in February?

In Saint Helena Island, the average day length in February is 12h and 37min.

When is the sunrise / sunset in February in Saint Helena Island?

In February, on the first day of the month, sunrise is at 06:12 and sunset at 19:00. On the last day of the month, sunrise is at 06:22 and sunset at 18:47 GMT.

How long on average sun shines in February in Saint Helena Island?

The average sunshine duration in February in Saint Helena Island is 14h.

When is the highest UV index in Saint Helena Island?

The months with the highest UV index in Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha, are January through March, October through December, with an average maximum UV index of 12.

What is the UV index intensity in February in Saint Helena Island?

The average daily maximum UV index in February in Saint Helena Island is 12. A UV Index value of 11, and more, symbolizes an excessive health risk from unprotected exposure to UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in February
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

Average temperature in February - Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha
  • Average high temperature in February: 23°C

The warmest months (with the highest average high temperature) are February and March (23°C).
The month with the lowest average high temperature is August (17°C).

  • Average low temperature in February: 19°C

The months with the highest average low temperature are February and March (19°C).
The coldest month (with the lowest average low temperature) is August (14°C).

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Average rainfall in February
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

Average rainfall in February - Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha
  • Average rainfall in February: 68mm

The wettest month (with the highest rainfall) is March (90mm).
The driest month (with the least rainfall) is November (30mm).

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Average rainfall days in February
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

Average rainfall days in February - Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha
  • Average rainfall days in February: 14 days

The months with the highest number of rainy days are June and July (16 days).
The months with the least rainy days are September and December (12 days).

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Average sea temperature in February
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

Average sea temperature in February - Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha
  • Average sea temperature in February: 25°C

The best months for swimming (with the highest average sea temperature) are February, March and April (25°C).
The coldest month (with the lowest average sea temperature) is October (20°C).

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Average daylight in February /
Average sunshine in February
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

Average daylight in February / Average sunshine in February - Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha
  • Average daylight in February: 12h and 4min

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 12min).

  • Average sunshine in February: 14h

The months with the most sunshine are June and July (Average sunshine: 16h).
The months with the least sunshine are September and December (Average sunshine: 12h).

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Average UV index in February
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

Average UV index in February - Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha
  • Average UV index in February: 12

The months with the highest UV index are January, February, March, October, November and December (UV index 12).
The month with the lowest UV index is June (UV index 7).

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Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

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