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

Weather forecast for the weekend

Sunday, 15. Jun

Cloudy
06:46

18:00
GMT
Cloudy
19°C / 17°C
  • Wind: 18km/h SE
  • Humidity: 67%
  • Precip. probability: 6%
  • Precipitation: 0mm
  • UV index: 3
Today, a mostly cloudy day is ahead.
A narrow temperature span is forecasted, from a high of a comfortable 19°C to a low of a breezy 17°C.
The forecasted temperature is a couple of degrees lower than June's regular maximum of 23°C.
Sunrise was at 06:46 and sunset will be at 18:00; the daylight will last for 11h and 13min.

Long-term weather forecast

Sun15.Jun
  • 19°C
  • 17°C
Cloudy
Cloudy
  • Wind: 18km/h SE
  • Humidity: 67%
  • UV index: 3
  • Precip. probability: 6%
  • Precipitation: 0mm
  • 06:46 18:00 GMT
Mon16.Jun
  • 20°C
  • 17°C
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 19km/h ESE
  • Humidity: 67%
  • UV index: 7
  • Precip. probability: 11%
  • Precipitation: 0mm
  • 06:46 18:00 GMT
Tue17.Jun
  • 20°C
  • 17°C
Partly Cloudy
Partly Cloudy
  • Wind: 16km/h E
  • Humidity: 70%
  • UV index: 7
  • Precip. probability: 5%
  • Precipitation: 0mm
  • 06:47 18:00 GMT
Wed18.Jun
  • 21°C
  • 18°C
Partly Cloudy
Partly Cloudy
  • Wind: 23km/h ESE
  • Humidity: 78%
  • UV index: 7
  • Precip. probability: 6%
  • Precipitation: 0mm
  • 06:47 18:00 GMT
Thu19.Jun
  • 20°C
  • 17°C
Partly Cloudy
Partly Cloudy
  • Wind: 28km/h ESE
  • Humidity: 79%
  • UV index: 7
  • Precip. probability: 10%
  • Precipitation: 0mm
  • 06:47 18:00 GMT
Fri20.Jun
  • 20°C
  • 17°C
Partly Cloudy
Partly Cloudy
  • Wind: 30km/h ESE
  • Humidity: 75%
  • UV index: 7
  • Precip. probability: 8%
  • Precipitation: 0mm
  • 06:47 18:01 GMT
Sat21.Jun
  • 20°C
  • 17°C
Partly Cloudy
Partly Cloudy
  • Wind: 24km/h ESE
  • Humidity: 77%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 06:48 18:01 GMT
Sun22.Jun
  • 20°C
  • 17°C
Partly Cloudy
Partly Cloudy
  • Wind: 26km/h ESE
  • Humidity: 78%
  • UV index: 7
  • Precip. probability: 22%
  • Precipitation: 0mm
  • 06:48 18:01 GMT
Mon23.Jun
  • 20°C
  • 17°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 27km/h ESE
  • Humidity: 78%
  • UV index: 6
  • Precip. probability: 22%
  • Precipitation: 0mm
  • 06:48 18:01 GMT
Tue24.Jun
  • 20°C
  • 17°C
Partly Cloudy
Partly Cloudy
  • Wind: 25km/h ESE
  • Humidity: 79%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 06:48 18:02 GMT
overcast weather is likely each day.
Rain is not forecasted in Jamestown in the upcoming period.
Temperature differences will be unnoticeable across the forecast window. Highs will range from 19°C to 21°C, while the lowest nighttime temperatures will be also relatively consistent, as the lowest temperatures will remain in the range of 17°C to 18°C.
Wednesday will be the warmest day, with a maximum temperature of 21°C; today is the coldest day, with a maximum temperature of 19°C.
Updated: Jun 15, 2025 @ 09:37:41 UTC
Published by: Weather Atlas | About Us
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