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Tristan Da Cunha Climate & Temperature

  • Tristan Da Cunha, Tristan Da Cunha is at 37°2'S, 12°19'W, 23 m (75 ft). See map.
  • Tristan Da Cunha has a marine west coast climate that is mild with no dry season, warm summers. Heavy precipitation occurs during mild winters which are dominated by mid-latitude cyclones. Seasonality is moderate (Köppen-Geiger classification: Cfb).
  • The mean temperature is 15.1 degrees Celsius (59.2 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
  • Average monthly temperatures vary by 7 °C (12.6°F). This indicates that the continentality type is hyperoceanic, subtype barely hyperoceanic. Tristan Da Cunha Climate Graph
  • In the winter time records indicate temperatures by day reach 14.3°C (57.8°F) on average falling to 10.7°C (51.2°F) overnight.
  • In spring time temperatures climb reaching 15.3°C (59.6°F) generally in the afternoon with overnight lows of 11.3°C (52.4°F).
  • During summer average high temperatures are 20°C (68°F) and average low temperatures are 16°C (60.8°F).
  • Come autumn/ fall temperatures decrease achieving average highs of 18.3°C (65°F) during the day and lows of 14.7°C (58.4°F) generally shortly after sunrise.
  • Total annual Precipitation averages 1681 mm (66.2 inches) which is equivalent to 1681 Litres/m² (41.23 Gallons/ft²).
  • On average there are 1494 hours of sunshine per year. Visit the sunshine and daylight section to check monthly details including how high in the sky the sun reaches each month.
  • Were you to burrow down through the centre of the Earth from Tristan Da Cunha you would pop up nearest to the climate station at Simusir Island, Russia.

Tristan Da Cunha Climate Table

  Climate Variable Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Annual
 
Average Max Temperature °C ( °F) 14 (57) 14 (57) 14 (57) 15 (59) 17 (63) 19 (66) 20 (68) 21 (70) 20 (68) 18 (64) 17 (63) 15 (59) 17 (63)
 
Average Temperature °C ( °F) 13 (55) 12 (54) 12 (54) 13 (55) 15 (59) 17 (63) 18 (64) 19 (66) 18 (64) 17 (62) 15 (59) 13 (55) 15 (59)
 
Average Min Temperature °C ( °F) 11 (52) 10 (50) 10 (50) 11 (52) 13 (55) 15 (59) 16 (61) 17 (63) 16 (61) 15 (59) 13 (55) 11 (52) 13 (56)
 
Average Precipitation mm (in) 160 (6) 175 (7) 169 (7) 151 (6) 128 (5) 127 (5) 93 (4) 113 (4) 121 (5) 129 (5) 155 (6) 160 (6) 1681 (66)
Number of Wet Days (probability of rain on a day %) 25 (81) 26 (84) 24 (80) 22 (71) 18 (60) 19 (61) 18 (58) 16 (57) 17 (55) 20 (67) 23 (74) 23 (77) 251 (69)
Average Sunlight Hours/ Day 3h 21' 3h 23' 3h 58' 4h 15' 4h 34' 4h 13' 4h 29' 5h 05' 4h 40' 4h 18' 3h 32' 3h 18' 4h 05'
Average Daylight Hours/ Day 9h 53' 10h 46' 11h 56' 13h 08' 14h 09' 14h 39' 14h 23' 13h 32' 12h 24' 11h 12' 10h 10' 9h 39' 12h 00'
Percentage of Sunny (Cloudy) Daylight Hours 34 (66) 32 (68) 34 (66) 33 (67) 33 (67) 29 (71) 31 (69) 38 (62) 38 (62) 39 (61) 35 (65) 35 (65) 34 (66)
Sun altitude at solar noon on the 21st day (°). 32.5 40.9 52.3 63.5 72.6 76.4 72.6 63.3 52.6 41 32.7 29.5 52.6

Get Greater Insight into Tristan Da Cunha Climate

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