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

Cloudy changing to sunny intervals in the afternoon.

Cloudy changing to sunny intervals in the afternoon. Most likely maximum day time temperature 17 degrees Celsius and highest possible is 18 degrees, Most likely minimum night time temperature 17 degrees Celsius and lowest possible is 16 degrees.

Beta • Let us know what you think

Highest possible:	18°
Lowest possible:	16°

What does this mean?

Sunrise: 05:41

Sunset: 18:36

Ex UV

Overcast changing to sunny intervals by lunchtime.

Overcast changing to sunny intervals by lunchtime. Most likely and highest possible maximum day time temperatures 18 degrees Celsius Most likely minimum night time temperature 17 degrees Celsius and lowest possible is 16 degrees.

Beta • Let us know what you think

Highest possible:	18°
Lowest possible:	16°

What does this mean?

Sunrise: 05:41

Sunset: 18:37

Ex UV

Overcast.

Overcast. Most likely maximum day time temperature 18 degrees Celsius and highest possible is 19 degrees, Most likely minimum night time temperature 18 degrees Celsius and lowest possible is 17 degrees.

Beta • Let us know what you think

Highest possible:	19°
Lowest possible:	17°

What does this mean?

Sunrise: 05:41

Sunset: 18:37

Ex UV

Overcast changing to sunny intervals by lunchtime.

Overcast changing to sunny intervals by lunchtime. Most likely maximum day time temperature 18 degrees Celsius and highest possible is 19 degrees, Most likely minimum night time temperature 18 degrees Celsius and lowest possible is 17 degrees.

Beta • Let us know what you think

Highest possible:	19°
Lowest possible:	17°

What does this mean?

Sunrise: 05:41

Sunset: 18:38

Ex UV

Sunny intervals changing to partly cloudy by early evening.

Sunny intervals changing to partly cloudy by early evening. Most likely and highest possible maximum day time temperatures 19 degrees Celsius Most likely and lowest possible maximum night time temperatures 18 degrees Celsius

Beta • Let us know what you think

Highest possible:	19°
Lowest possible:	18°

What does this mean?

Sunrise: 05:41

Sunset: 18:39

Ex UV

Sunny intervals changing to overcast by early evening.

Sunny intervals changing to overcast by early evening. Most likely and highest possible maximum day time temperatures 19 degrees Celsius Most likely minimum night time temperature 18 degrees Celsius and lowest possible is 17 degrees.

Beta • Let us know what you think

Highest possible:	19°
Lowest possible:	17°

What does this mean?

Sunrise: 05:41

Sunset: 18:39

Ex UV

Overcast changing to sunny intervals by late morning.

Overcast changing to sunny intervals by late morning. Most likely maximum day time temperature 18 degrees Celsius and highest possible is 19 degrees, Most likely and lowest possible maximum night time temperatures 17 degrees Celsius

Beta • Let us know what you think

Highest possible:	19°
Lowest possible:	17°

What does this mean?

Sunrise: 05:41

Sunset: 18:40

Ex UV

Scroll left Scroll right

Skip to Show full forecast

Today (21 November 2024)

Time	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols i
Chance of precipitation i	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature °C °F i (°C)	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°
Feels like temperature (°C) i	16°	16°	16°	16°	16°	16°	16°	16°	16°	16°
Wind direction and speed mph km/h knots m/s Beaufort i (mph)	ESE 5	SE 5	SE 5	SE 5	SSE 6	SSE 6	SSE 7	SSE 7	SSE 7	SSE 7
Wind gust (mph) i	9	9	9	10	11	11	11	12	12	12
Visibility description km i (description)	VG	VG	VG	VG	G	VG	G	G	G	VG
Humidity i	69%	69%	68%	69%	68%	67%	67%	67%	69%	72%
UV i	6	4	3	1	1	-	-	-	-	-

Friday (22 November 2024)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°	18°	18°	18°	18°	18°	18°	18°	18°
Feels like temperature (°C)	16°	16°	16°	16°	16°	16°	16°	16°	16°	16°	16°	16°	16°	16°	17°	17°	17°	17°	17°	17°	17°	17°	17°	17°
Wind direction and speed (mph)	SSE 7	SSE 7	SSE 7	SSE 7	SE 7	SE 7	SE 8	SE 8	SE 8	SE 8	SE 8	ESE 8	ESE 7	ESE 7	ESE 7	ESE 7	SE 7	SE 7	SE 8	SE 8	SE 8	ESE 8	ESE 8	ESE 8
Wind gust (mph)	11	11	11	12	12	12	12	12	12	12	12	12	11	11	11	11	11	12	12	12	12	12	11	11
Visibility (description)	G	G	G	G	G	G	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	G	G	G	G	G
Humidity	73%	73%	73%	73%	73%	73%	74%	74%	74%	74%	74%	74%	74%	74%	74%	74%	73%	72%	71%	71%	71%	72%	72%	73%
UV	-	-	-	-	-	1	1	2	5	7	4	11	10	7	7	5	2	1	1	-	-	-	-	-

Saturday (23 November 2024)

Time	00:00	03:00	06:00	09:00	12:00	15:00	18:00	21:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	18°	17°	17°	17°	18°	18°	18°	18°
Feels like temperature (°C)	17°	17°	16°	16°	16°	16°	16°	16°
Wind direction and speed (mph)	SE 7	SE 7	SE 8	SE 8	SE 9	SSE 10	SE 11	ESE 13
Wind gust (mph)	11	12	12	13	15	16	17	18
Visibility (description)	G	G	VG	VG	VG	VG	VG	VG
Humidity	73%	74%	74%	75%	76%	75%	75%	75%
UV	-	-	1	8	10	5	1	-

Sunday (24 November 2024)

Time	00:00	03:00	06:00	09:00	12:00	15:00	18:00	21:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	18°	18°	18°	18°	18°	18°	18°	18°
Feels like temperature (°C)	16°	16°	15°	15°	16°	16°	15°	15°
Wind direction and speed (mph)	ESE 13	ESE 13	ESE 14	ESE 14	ESE 14	ESE 15	ESE 17	ESE 17
Wind gust (mph)	18	19	19	20	20	22	23	23
Visibility (description)	VG	G	VG	VG	VG	VG	VG	VG
Humidity	76%	76%	79%	81%	82%	81%	82%	84%
UV	-	-	1	7	11	6	1	-

Monday (25 November 2024)

Time	00:00	03:00	06:00	09:00	12:00	15:00	18:00	21:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	18°	18°	18°	18°	18°	18°	19°	19°
Feels like temperature (°C)	15°	15°	15°	15°	15°	15°	15°	15°
Wind direction and speed (mph)	ESE 17	ESE 17	ESE 17	ESE 17	ESE 17	ESE 18	ESE 18	ESE 19
Wind gust (mph)	23	23	24	23	24	25	25	25
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	85%	85%	84%	84%	81%	82%	82%	83%
UV	-	-	1	8	13	6	1	-

Tuesday (26 November 2024)

Time	00:00	03:00	06:00	09:00	12:00	15:00	18:00	21:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	18°	18°	18°	18°	18°	18°	19°	18°
Feels like temperature (°C)	15°	15°	14°	14°	15°	14°	14°	14°
Wind direction and speed (mph)	ESE 18	ESE 19	ESE 19	ESE 19	SE 19	SE 20	ESE 21	ESE 21
Wind gust (mph)	26	26	27	26	27	29	30	30
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	80%	79%	79%	78%	76%	76%	76%	81%
UV	-	-	1	7	12	6	1	-

Wednesday (27 November 2024)

Time	00:00	03:00	06:00	09:00	12:00	15:00	18:00	21:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	18°	18°	18°	18°	18°	18°	18°	18°
Feels like temperature (°C)	14°	14°	14°	14°	14°	14°	14°	14°
Wind direction and speed (mph)	ESE 21	ESE 21	ESE 21	ESE 20	ESE 20	ESE 20	ESE 21	ESE 21
Wind gust (mph)	30	30	29	28	28	28	29	29
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	82%	84%	84%	85%	84%	83%	81%	81%
UV	-	-	1	4	13	6	1	-

Tooltip header

×

Show full forecast

Updated: 13:28 (UTC) on Thu 21 Nov 2024

Forecast table explained i

Last 24 hours

UK video forecast

weather map

Forecast

Forecast for 14:00 (UTC), Thu

Updated 13:28 (UTC) on Thu 21 Nov 2024

Loading map...

Nearest forecasts

• Ascension 807 miles
• Ascension Wideawake 807 miles
• Songo 1077 miles
• Namibe 1187 miles
• Mowe Bay 1232 miles
• Lubango 1283 miles
• Benguela 1299 miles
• Lobito 1310 miles
• Sumbe 1350 miles
• Porto Amboim 1353 miles

View all locations in St Helena - Ascension and Tristan Da Cunha

More from the Met Office

• CLIMATE CHANGE

  Causes of climate change

  Read
• LEARN ABOUT

  8 interesting facts about autumn

  Read
• WHO WE ARE

  Celebrating Lewis Fry Richardson and his legacy

  Read
• LEARN ABOUT

  Weather heroes DIY activity

  Read
• LEARN ABOUT

  Forecasting fact-busters DIY activity

  Read
• WARNINGS AND ADVICE

  5 tips for staying safe in heavy rain

  Read