Saint Helena, Ascension and Tristan da Cunha - When to go?

A period is considered as “favorable” only if average temperatures are pleasant and average precipitations moderate (compared to the rest of the year). Local events (festivals, fauna observation, snow falls…) are not taken into account.

Weather averages

°C | °F

Tristan da Cunha

J F M A M J J A S O N D

Avg. temperature (°C)(°F) 16.7 17.8 16.7 15.6 13.9 11.7 11.7 10.6 10.6 11.7 13.9 15.6 62 64 62 60 57 53 53 51 51 53 57 60

Av. precipitations (mm)(in) 104 91 114 139 149 154 149 160 154 142 127 124 4.1 3.6 4.5 5.5 5.9 6.1 5.9 6.3 6.1 5.6 5.0 4.9

Display details Hide details
Saint Helena Island

J F M A M J J A S O N D

Avg. temperature (°C)(°F) 20.0 20.6 20.6 20.6 18.9 17.8 16.7 15.6 16.7 16.7 16.7 17.8 68 69 69 69 66 64 62 60 62 62 62 64

Av. precipitations (mm)(in) 210 182 251 279 281 325 281 322 271 294 256 256 8.3 7.2 9.9 11.0 11.1 12.8 11.1 12.7 10.7 11.6 10.1 10.1

Display details Hide details
RAF Ascension Island

J F M A M J J A S O N D

Avg. temperature (°C)(°F) 25.6 26.7 27.8 27.8 26.7 25.6 25.0 23.9 23.9 23.9 23.9 25.0 78 80 82 82 80 78 77 75 75 75 75 77

Av. precipitations (mm)(in) 7 10 22 33 12 17 12 12 7 12 7 7 0.3 0.4 0.9 1.3 0.5 0.7 0.5 0.5 0.3 0.5 0.3 0.3

Display details Hide details
Gough Island

J F M A M J J A S O N D

Avg. temperature (°C)(°F) 13.9 13.9 13.9 12.8 11.7 10.6 8.9 8.9 8.9 10.6 11.7 13.9 57 57 57 55 53 51 48 48 48 51 53 57

Av. precipitations (mm)(in) 210 182 251 279 281 325 281 322 271 294 256 256 8.3 7.2 9.9 11.0 11.1 12.8 11.1 12.7 10.7 11.6 10.1 10.1

Display details Hide details

Display all Hide all

Country presentation

Read blogs