Saint Helena, Ascension and Tristan da Cunha
Weather, climate and best time to visit

Best time to visit Saint Helena, Ascension and Tristan da Cunha

The best time to visit Saint Helena, Ascension and Tristan da Cunha is from January until December, when you will have a pleasant temperature and limited rainfall. The highest average temperature in in Saint Helena, Ascension and Tristan da Cunha is 25°C in March and the lowest is 20°C in August.

If you want to know what the average temperature is in Saint Helena, Ascension and Tristan da Cunha or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.

Average Saint Helena, Ascension and Tristan da Cunha weather by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temperature (°C) 23 24 25 24 23 22 21 20 20 20 20 21
Precipitation (mm) 7 6 7 5 5 9 7 7 5 5 5 7

Climate data from city: Jamestown




Travel and stay Saint Helena, Ascension and Tristan da Cunha

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Saint Helena, Ascension and Tristan da Cunha weather

The Saint Helena, Ascension and Tristan da Cunha weather for will be 22° degrees in the next 14 days with several days chance of light rain showers. The water temperature is 24°C.

The Saint Helena, Ascension and Tristan da Cunha weather forecast is based on the weather conditions in the city of Jamestown.

Saint Helena, Ascension and Tristan da Cunha 14 day weather forecast

Weather
Max/min
Precip
Wind
Water
UV
Monday
23 may
Icon
22°C
21°C
0.8 mm
20%
6 Bft
ESE
24°C
1
Tuesday
24 may
Icon
22°C
21°C
0.6 mm
15%
5 Bft
SE
24°C
2
Wednesday
25 may
Icon
22°C
21°C
0.7 mm
20%
4 Bft
SE
24°C
4
Thursday
26 may
Icon
22°C
21°C
0.7 mm
20%
5 Bft
SE
24°C
6
Friday
27 may
Icon
22°C
21°C
1.4 mm
30%
8 Bft
SE
24°C
5


Climate Saint Helena, Ascension and Tristan da Cunha

The average annual temperature for Saint Helena, Ascension and Tristan da Cunha is 22° degrees and there is about 75 mm of rain in a year. It is dry for 119 days a year with an average humidity of 78% and an UV-index of 5.

Saint Helena, Ascension and Tristan da Cunha

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 23 24 25 24 23 22 21 20 20 20 20 21
Night temp. (°C) 22 24 24 24 23 22 20 20 19 19 20 21
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 7 6 7 5 5 9 7 7 5 5 5 7
Days with rain 8 8 11 8 8 11 11 10 8 8 7 9
Dry days 23 20 20 22 23 19 20 21 22 23 23 22
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 8 8 7 7 6 5 6 5 4 4 6 7
Wind force (Bft) 4 4 4 4 4 4 4 4 4 4 4 4
UV-index 6 6 6 6 6 6 5 5 4 4 5 5

Climate data from city: Jamestown

Saint Helena, Ascension and Tristan da Cunha weather by month

What is the average Saint Helena, Ascension and Tristan da Cunha weather like in a given month? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.


Saint Helena, Ascension and Tristan da Cunha weather experiences

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Frequently asked questions

Where is Saint Helena, Ascension and Tristan da Cunha?

Saint Helena, Ascension and Tristan da Cunha lies in a straight line about 9,429 km from United States (New York → Jamestown).

How long is the flight to Saint Helena, Ascension and Tristan da Cunha?

The flight time from Los Angeles International Airport (LAX) to Saint Helena, Ascension and Tristan da Cunha is approximately 16 h. 20 min.

How many inhabitants are there in Saint Helena, Ascension and Tristan da Cunha?

Saint Helena, Ascension and Tristan da Cunha has approximately 7,828 inhabitants.

How big is Saint Helena, Ascension and Tristan da Cunha?

The area of Saint Helena, Ascension and Tristan da Cunha is around 308 km². It is 791x smaller than United States.

What is the capital of Saint Helena, Ascension and Tristan da Cunha?

The capital of Saint Helena, Ascension and Tristan da Cunha is Jamestown.

What is the currency of Saint Helena, Ascension and Tristan da Cunha?

In Saint Helena, Ascension and Tristan da Cunha the Saint Helena pound (SHP) is used to pay.

Exchange rates on 23 May 2022

  • 1 US dollar = 0.75 Saint Helena pound
  • 1 Saint Helena pound = 1.33 US dollar
  • 100 US dollar = 75.44 Saint Helena pound
  • 100 Saint Helena pound = 132.55 US dollar