St. Helena Is. (St Helena - Ascension and Tristan Da Cunha) weather

Forecast days

Seven day forecast for St. Helena Is.

Time 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Weather symbol Overcast Cloudy Cloudy Cloudy Sunny intervals Cloudy Sunny intervals Cloudy
Chance of precipitation 10% 10% 10% 10% <5% 10% <5% 10%
Temperature
Temperature in degrees Celsius
16°
15°
15°
16°
18°
18°
16°
16°
Feels like temperature in degrees Celsius 11° 11° 11° 12° 14° 14° 13° 12°
Wind direction and speed
Wind direction and speed in miles per hour
ESE 19
ESE 19
ESE 20
ESE 21
ESE 20
ESE 19
ESE 18
ESE 18
Wind gust in miles per hour 26 26 27 28 26 25 25 25
Visibility
Visibility G G VG VG VG VG VG VG
Humidity 78% 80% 81% 82% 81% 83% 85% 84%
UV - - 1 5 12 5 1 -
Time 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Weather symbol Overcast Overcast Overcast Overcast Cloudy Cloudy Overcast Overcast
Chance of precipitation 10% 20% 10% 10% 20% 20% 10% 10%
Temperature
Temperature in degrees Celsius
16°
15°
15°
16°
17°
17°
16°
15°
Feels like temperature in degrees Celsius 12° 11° 11° 12° 14° 14° 13° 12°
Wind direction and speed
Wind direction and speed in miles per hour
ESE 18
ESE 18
ESE 18
ESE 19
ESE 18
ESE 17
SE 16
SE 16
Wind gust in miles per hour 25 24 25 25 23 22 21 22
Visibility
Visibility VG G G G G VG VG G
Humidity 85% 86% 86% 85% 82% 80% 80% 82%
UV - - 1 5 10 5 1 -
Time 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Weather symbol Overcast Overcast Light rain Overcast Cloudy Cloudy Overcast Overcast
Chance of precipitation 10% 20% 50% 10% 10% 10% 10% 10%
Temperature
Temperature in degrees Celsius
15°
15°
15°
16°
17°
17°
16°
15°
Feels like temperature in degrees Celsius 12° 11° 11° 12° 13° 14° 12° 12°
Wind direction and speed
Wind direction and speed in miles per hour
SE 16
SE 16
SE 18
SE 19
SE 18
SE 17
SE 17
SE 17
Wind gust in miles per hour 22 22 25 26 25 23 23 23
Visibility
Visibility VG G G VG VG VG VG VG
Humidity 82% 84% 83% 81% 79% 77% 78% 79%
UV - - 1 6 9 5 1 -
Time 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Weather symbol Overcast Overcast Overcast Overcast Sunny intervals Cloudy Overcast Overcast
Chance of precipitation 10% 10% 10% 10% <5% <5% 10% 10%
Temperature
Temperature in degrees Celsius
15°
15°
15°
16°
17°
17°
16°
16°
Feels like temperature in degrees Celsius 12° 11° 11° 13° 14° 14° 13° 13°
Wind direction and speed
Wind direction and speed in miles per hour
SE 17
SE 16
SE 17
ESE 17
ESE 15
SE 15
SE 14
SE 14
Wind gust in miles per hour 23 23 23 23 21 19 19 19
Visibility
Visibility VG VG VG VG VG VG VG VG
Humidity 80% 80% 81% 79% 77% 76% 76% 77%
UV - - 1 6 11 5 1 -
Time 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Weather symbol Overcast Overcast Overcast Cloudy Cloudy Cloudy Overcast Overcast
Chance of precipitation 10% 10% 20% 10% <5% 10% 10% 10%
Temperature
Temperature in degrees Celsius
15°
15°
15°
16°
17°
17°
16°
16°
Feels like temperature in degrees Celsius 12° 12° 12° 13° 15° 15° 14° 13°
Wind direction and speed
Wind direction and speed in miles per hour
SE 14
SE 13
SE 14
ESE 15
ESE 14
ESE 14
SE 13
SE 13
Wind gust in miles per hour 19 19 20 21 19 18 18 18
Visibility
Visibility VG G VG VG VG VG VG VG
Humidity 78% 80% 80% 79% 78% 77% 78% 78%
UV - - 1 6 10 5 1 -