June weather forecast
Jamestown, Saint Helena, Ascension and Tristan da Cunha

The valley town of Jamestown in Saint Helena, with a view of mountain slopes on both sides
The valley town of Jamestown in Saint Helena, with a view of mountain slopes on both sides

Weather in June

June, the first month of the winter, in Jamestown, is still a warm month, with temperature in the range of an average high of 23°C (73.4°F) and an average low of 18°C (64.4°F).

Temperature

In Jamestown, the average high-temperature in June is almost the same as in May - a still moderately hot 23°C (73.4°F). In June, in Jamestown, the average low-temperature is 18°C (64.4°F).

Rainfall

In Jamestown, it is raining for 6 days, with typically 18mm (0.71") of accumulated precipitation. In Jamestown, during the entire year, the rain falls for 40.7 days and collects up to 113mm (4.45") of precipitation.

Daylight

The month with the shortest days is June, with an average of 11.2h of daylight.
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FAQ

How many days does it rain in June in Jamestown?

In Jamestown, Saint Helena, Ascension and Tristan da Cunha, during June, the rain falls for 6 days and regularly aggregates up to 18mm (0.71") of precipitation.

What is the month with the shortest days in Jamestown?

The month with the shortest days in Jamestown, Saint Helena, Ascension and Tristan da Cunha, is June, with an average of 11.2h of daylight.

How many hours of daylight does Jamestown have in June?

In Jamestown, the average length of the day in June is 11.2h.

Average temperature in June
Jamestown, Saint Helena, Ascension and Tristan da Cunha

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

The warmest month (with the highest average high temperature) is March (28°C).
Months with the lowest average high temperature are July, August and September (22°C).

  • Average low temperature in June: 18°C

The month with the highest average low temperature is March (22°C).
The coldest months (with the lowest average low temperature) are July, August and September (17°C).

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Average rainfall in June
Jamestown, Saint Helena, Ascension and Tristan da Cunha

Average rainfall in June - Jamestown, Saint Helena, Ascension and Tristan da Cunha
  • Average rainfall in June: 18mm

The wettest month (with the highest rainfall) is March (20mm).
The driest month (with the least rainfall) is November (0mm).

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Average rainfall days in June
Jamestown, Saint Helena, Ascension and Tristan da Cunha

Average rainfall days in June - Jamestown, Saint Helena, Ascension and Tristan da Cunha
  • Average rainfall days in June: 6 days

The month with the highest number of rainy days is July (8 days).
The month with the least rainy days is November (0 days).

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Average daylight in June
Jamestown, Saint Helena, Ascension and Tristan da Cunha

Average daylight in June - Jamestown, Saint Helena, Ascension and Tristan da Cunha
  • Average daylight in June: 11.2h

The month with the longest days is December (Average daylight: 13.1h).
The month with the shortest days is June (Average daylight: 11.2h).

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