Weather forecast for 10 days
Saint Helena Island, Saint Helena, Ascension and Tristan da Cunha

Weather forecast for the weekend

Sunday, 13. Jul

Mostly Cloudy
06:49

18:07
GMT
Mostly Cloudy
18°C / 15°C
  • Wind: 21km/h ESE
  • Humidity: 70%
  • Precip. probability: 13%
  • Precipitation: 0mm
  • UV index: 6
On Sunday, in Saint Helena Island, clouds will hold steady, keeping conditions mostly dim.
Temperature shifts will be minor, ranging from a high of an enjoyable 18°C to a low of a mild 15°C.
The high temperature is predicted to match July's standard maximum of 18°C.
Sunrise will be at 06:49 and sunset at 18:07; tomorrow's daylight will last for 11h and 17min.

Frequently asked questions

What is the weather forecast for Saint Helena Island for the next ten days?
In Saint Helena Island, cloudy weather is expected daily for the next ten days.
How warm will it be in the next ten days?
The maximum temperature will range between 17°C and 18°C, while the minimum temperature will remain unchanged at 15°C.
What will be the warmest and the coldest days?
With a maximum temperature of 18°C, Sunday through Tuesday will be the warmest days. All other days, the maximum temperature will be the same 17°C.

Long-term weather forecast

Sat12.Jul
  • min.
  • 15°C
Cloudy
Cloudy
  • Wind: 20km/h ESE
  • Humidity: 74%
  • UV index: 0
  • Precip. probability: 6%
  • Precipitation: 0mm
  • 06:49 18:07 GMT
Sun13.Jul
  • 18°C
  • 15°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 21km/h ESE
  • Humidity: 70%
  • UV index: 6
  • Precip. probability: 13%
  • Precipitation: 0mm
  • 06:49 18:07 GMT
Mon14.Jul
  • 18°C
  • 15°C
Partly Cloudy
Partly Cloudy
  • Wind: 22km/h E
  • Humidity: 78%
  • UV index: 7
  • Precip. probability: 18%
  • Precipitation: 0mm
  • 06:49 18:07 GMT
Tue15.Jul
  • 18°C
  • 15°C
Partly Cloudy
Partly Cloudy
  • Wind: 22km/h ESE
  • Humidity: 74%
  • UV index: 8
  • Precip. probability: 14%
  • Precipitation: 0mm
  • 06:49 18:08 GMT
Wed16.Jul
  • 17°C
  • 15°C
Partly Cloudy
Partly Cloudy
  • Wind: 23km/h ESE
  • Humidity: 76%
  • UV index: 8
  • Precip. probability: 17%
  • Precipitation: 0mm
  • 06:49 18:08 GMT
Thu17.Jul
  • 17°C
  • 15°C
Partly Cloudy
Partly Cloudy
  • Wind: 29km/h ESE
  • Humidity: 73%
  • UV index: 7
  • Precip. probability: 15%
  • Precipitation: 0mm
  • 06:49 18:08 GMT
Fri18.Jul
  • 17°C
  • 15°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 30km/h ESE
  • Humidity: 76%
  • UV index: 6
  • Precip. probability: 22%
  • Precipitation: 0mm
  • 06:49 18:08 GMT
Sat19.Jul
  • 17°C
  • 15°C
Partly Cloudy
Partly Cloudy
  • Wind: 28km/h ESE
  • Humidity: 76%
  • UV index: 6
  • Precip. probability: 12%
  • Precipitation: 0mm
  • 06:49 18:09 GMT
Sun20.Jul
  • 17°C
  • 15°C
Partly Cloudy
Partly Cloudy
  • Wind: 30km/h ESE
  • Humidity: 76%
  • UV index: 7
  • Precip. probability: 14%
  • Precipitation: 0mm
  • 06:48 18:09 GMT
Mon21.Jul
  • 17°C
  • 15°C
Partly Cloudy
Partly Cloudy
  • Wind: 29km/h ESE
  • Humidity: 76%
  • UV index: 6
  • Precip. probability: 15%
  • Precipitation: 0mm
  • 06:48 18:09 GMT
Forecasts for the ten-day outlook show that cloudy conditions are likely to prevail.
Rainfall is not expected in Saint Helena Island in the upcoming period.
Highs will stay within a very narrow margin in the forecast period ahead. The maximum temperature will vary between 17°C and 18°C, while the low will not vary, staying at 15°C.
With a maximum temperature of 18°C, Sunday through Tuesday will be the warmest days; on all other days, the maximum temperature remains steady at 17°C.
Updated: Jul 12, 2025 @ 16:11:02 UTC
Published by: Weather Atlas | About Us
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