Weather Averages Diego Garcia, British Indian Ocean

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Weather Averages for
Diego Garcia, British Indian Ocean


Latitude: 7°18'S, Longitude: 72°24'E, Elevation: 10.0 ft, Distance: 0.00 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 22 years		 °F 80 82 82 82 82 82 80 80 80 80 80 80 82
Average high temperature
over 22 years		 °F 84 84 86 87 87 86 84 82 82 84 84 84 86
Average low temperature
over 22 years		 °F 77 77 78 78 78 78 77 75 75 75 75 77 77
Highest recorded temperature
over 22 years		 °F 102 102 98 100 102 98 95 102 89 89 98 93 100
Lowest recorded temperature
over 22 years		 °F 66 69 71 69 71 71 69 69 68 68 66 71 66
Average precipitation
over 34 years		 in 98.7 12.7 10.1 8.5 7.3 5.3 6.0 5.6 5.7 8.9 10.0 8.4 10.3
Average dew point
over 20 years		 °F 73 75 75 75 75 73 73 71 71 73 73 73 73
Average number of days with thunderstorms
over 22 years		 days 16 2 2 2 2 1 - 1 1 - 1 2 2
Average number of days with fog
over 22 years		 days 1 - - - - - - - - 1 - - -
Average morning relative humidity
over 20 years		 % 84 85 84 83 84 83 84 84 83 85 85 85 85
Average evening relative humidity
over 20 years		 % 77 79 77 75 75 77 77 78 77 78 79 78 77
Average wind speed
over 20 years		 mph 9.0 9.0 10.0 8.0 6.0 9.0 10.0 11.0 12.0 11.0 10.0 8.0 8.0
Average number of days with precipitation
over 22 years		 days 244 23 20 20 20 18 18 20 19 20 23 20 23
Average number of days with blowing dust/sand
over 22 years		 days 11 1 1 1 1 1 1 1 1 1 1 - 1
Average number of days with smoke/haze
over 22 years		 days 2 - - - - - - - - - - - -
Average number of days with sleet
over 22 years		 days 1 - - - - - - - - - - - -
Average number of days above 95°F
over 22 years		 days 1 - - - - - - - - - - - -
Average number of days above 85°F
over 22 years		 days 184 17 19 25 24 22 11 6 4 8 13 16 19
Average number of days below 75°F
over 22 years		 days 125 11 8 6 4 5 9 15 17 15 13 11 10
Average number of days with vision obstruction
over 22 years		 days 11 1 1 1 1 1 1 1 1 1 1 - 1
Check weather averages for nearby locations (some locations might offer more data):
Latitude: 0°41'S, Longitude: 73°9'E, Elevation: 6.0 ft, Distance: 460.08 mi
Latitude: 4°0'N, Longitude: 73°28'E, Elevation: 8.0 ft, Distance: 784.21 mi
Latitude: 3436°0'N, Longitude: 120°4'W, Elevation: 643.0 ft, Distance: 1035.02 mi
Latitude: 19°40'S, Longitude: 63°25'E, Elevation: 194.0 ft, Distance: 1045.32 mi
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