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Weather Averages for
Gough Island, St. Helena
Latitude: 40°21'S,
Longitude: 9°53'W,
Elevation: 177.0 ft,
Distance: 3.56 mi
Average temperature
over 18 years |
°F |
53 |
57 |
57 |
57 |
55 |
53 |
51 |
48 |
48 |
48 |
51 |
53 |
57 |
Average high temperature
over 18 years |
°F |
55 |
62 |
62 |
60 |
57 |
55 |
53 |
51 |
51 |
51 |
53 |
57 |
60 |
Average low temperature
over 18 years |
°F |
50 |
53 |
55 |
53 |
53 |
50 |
48 |
46 |
46 |
44 |
48 |
51 |
53 |
Highest recorded temperature
over 18 years |
°F |
87 |
80 |
78 |
75 |
71 |
66 |
69 |
64 |
73 |
66 |
78 |
71 |
87 |
Lowest recorded temperature
over 18 years |
°F |
26 |
44 |
44 |
43 |
32 |
30 |
36 |
32 |
26 |
34 |
36 |
32 |
37 |
Average precipitation
over 36 years |
in |
126.8 |
8.3 |
7.2 |
9.9 |
11.0 |
11.1 |
12.8 |
11.1 |
12.7 |
10.7 |
11.6 |
10.1 |
10.1 |
Average dew point
over 11 years |
°F |
48 |
51 |
51 |
51 |
50 |
46 |
46 |
44 |
43 |
43 |
44 |
48 |
50 |
Most recorded rainfall
over 36 years |
in |
148.8 |
15.0 |
11.4 |
20.2 |
19.1 |
20.7 |
22.8 |
20.4 |
28.1 |
23.1 |
23.2 |
16.3 |
19.8 |
Least recorded rainfall
over 36 years |
in |
10.0 |
3.1 |
2.6 |
4.0 |
5.4 |
5.2 |
5.8 |
5.6 |
6.0 |
2.4 |
5.2 |
5.4 |
4.9 |
Average number of days with thunderstorms
over 16 years |
days |
3 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Average number of days with fog
over 16 years |
days |
29 |
3 |
2 |
5 |
3 |
3 |
2 |
2 |
2 |
2 |
1 |
2 |
2 |
Average morning relative humidity
over 14 years |
% |
84 |
84 |
83 |
85 |
84 |
84 |
84 |
84 |
82 |
83 |
84 |
85 |
84 |
Average evening relative humidity
over 8 years |
% |
79 |
79 |
77 |
80 |
81 |
82 |
81 |
80 |
80 |
79 |
78 |
78 |
77 |
Average wind speed
over 11 years |
mph |
17.0 |
19.0 |
18.0 |
17.0 |
18.0 |
14.0 |
17.0 |
18.0 |
18.0 |
14.0 |
17.0 |
17.0 |
19.0 |
Average number of days above 65°F
over 18 years |
days |
33 |
7 |
8 |
8 |
3 |
- |
- |
- |
- |
- |
- |
2 |
4 |
Check weather averages for nearby locations (some locations might offer more data):
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