Saint Helena Saint Helena · Jamestown climate

Extended 10-day forecasts, Jamestown

Hourly detail for the next 48 hours, six-hourly segments for the rest of the week.

Climate overview Temperature Rainfall

This is the 10-day extended forecast for Jamestown, Saint Helena. The forecast is updated every three hours and displays the temperature, weather conditions, wind direction and speed, as well as the chance of precipitation.

Check out our August climate page to see if the current temperatures in Jamestown is typical for this time of year.

Today · Sunday 23 Aug

Hour by hour
Time Weather Temp Precip Humidity Wind
23:00
Mostly clear Mostly clear
19°C (66°F) 0 mm (0 in) 81% SE 9 m/s (17 knots)

Tomorrow · Monday 24 Aug

Hour by hour
Time Weather Temp Precip Humidity Wind
00:00
Clear skies Clear skies
19°C (66°F) 0 mm (0 in) 80% SE 9 m/s (17 knots)
01:00
Cloudy Cloudy
19°C (66°F) 0 mm (0 in) 79% SE 9 m/s (17 knots)
02:00
Partly cloudy Partly cloudy
19°C (66°F) 0 mm (0 in) 80% SE 10 m/s (19 knots)
03:00
Mostly clear Mostly clear
19°C (66°F) 0 mm (0 in) 78% SE 9 m/s (17 knots)
04:00
Cloudy Cloudy
19°C (66°F) 0 mm (0 in) 79% SE 10 m/s (19 knots)
05:00
Cloudy Cloudy
19°C (66°F) 0 mm (0 in) 80% SE 10 m/s (19 knots)
06:00
Partly cloudy Partly cloudy
19°C (66°F) 0 mm (0 in) 78% SE 10 m/s (19 knots)
07:00
Cloudy Cloudy
19°C (66°F) 0 mm (0 in) 75% SE 9 m/s (17 knots)
08:00
Cloudy Cloudy
20°C (68°F) 0 mm (0 in) 72% SE 9 m/s (17 knots)
09:00
Cloudy Cloudy
20°C (68°F) 0 mm (0 in) 71% SE 9 m/s (17 knots)
10:00
Light rain Light rain
20°C (68°F) 0.2 mm (0.01 in) 71% SE 8 m/s (16 knots)
11:00
Partly cloudy Partly cloudy
21°C (70°F) 0 mm (0 in) 67% SE 8 m/s (16 knots)
12:00
Partly cloudy Partly cloudy
21°C (70°F) 0 mm (0 in) 64% SE 8 m/s (16 knots)
13:00
Cloudy Cloudy
22°C (72°F) 0 mm (0 in) 62% SE 8 m/s (16 knots)
14:00
Cloudy Cloudy
21°C (70°F) 0 mm (0 in) 65% SE 8 m/s (16 knots)
15:00
Partly cloudy Partly cloudy
21°C (70°F) 0 mm (0 in) 65% SE 8 m/s (16 knots)
16:00
Cloudy Cloudy
21°C (70°F) 0 mm (0 in) 68% SE 8 m/s (16 knots)
17:00
Light rain Light rain
20°C (68°F) 0.1 mm (0 in) 72% SE 8 m/s (16 knots)
18:00
Cloudy Cloudy
20°C (68°F) 0 mm (0 in) 76% SE 8 m/s (16 knots)
19:00
Mostly clear Mostly clear
19°C (66°F) 0 mm (0 in) 79% SE 8 m/s (16 knots)
20:00
Mostly clear Mostly clear
19°C (66°F) 0 mm (0 in) 80% SE 7 m/s (14 knots)
21:00
Mostly clear Mostly clear
19°C (66°F) 0 mm (0 in) 79% SE 7 m/s (14 knots)
22:00
Mostly clear Mostly clear
19°C (66°F) 0 mm (0 in) 80% SE 7 m/s (14 knots)
23:00
Partly cloudy Partly cloudy
19°C (66°F) 0 mm (0 in) 82% SE 7 m/s (14 knots)

Next 7 days

Six-hour segments
Day
Night
00:00
Morning
06:00
Afternoon
12:00
Evening
18:00
Tuesday
25 Aug
Partly cloudy
19°C (66°F)
0.1 mm (0 in)
Partly cloudy
81% · SE 6 m/s (12 knots)
Partly cloudy
19°C (66°F)
0.1 mm (0 in)
Partly cloudy
81% · SE 7 m/s (14 knots)
Partly cloudy
22°C (72°F)
0.1 mm (0 in)
Partly cloudy
63% · E 7 m/s (14 knots)
Cloudy
20°C (68°F)
0 mm (0 in)
Cloudy
76% · SE 6 m/s (12 knots)
Wednesday
26 Aug
Partly cloudy
19°C (66°F)
0 mm (0 in)
Partly cloudy
78% · SE 6 m/s (12 knots)
Partly cloudy
19°C (66°F)
0.1 mm (0 in)
Partly cloudy
83% · SE 8 m/s (16 knots)
Partly cloudy
22°C (72°F)
0 mm (0 in)
Partly cloudy
66% · SE 8 m/s (16 knots)
Mostly clear
20°C (68°F)
0 mm (0 in)
Mostly clear
73% · SE 4 m/s (8 knots)
Thursday
27 Aug
Mostly clear
19°C (66°F)
0 mm (0 in)
Mostly clear
83% · SE 4 m/s (8 knots)
Partly cloudy
19°C (66°F)
0 mm (0 in)
Partly cloudy
87% · SE 4 m/s (8 knots)
Partly cloudy
22°C (72°F)
0 mm (0 in)
Partly cloudy
63% · SE 4 m/s (8 knots)
Partly cloudy
20°C (68°F)
0 mm (0 in)
Partly cloudy
77% · SE 3 m/s (6 knots)
Friday
28 Aug
Partly cloudy
19°C (66°F)
0 mm (0 in)
Partly cloudy
84% · SE 4 m/s (8 knots)
Cloudy
19°C (66°F)
0 mm (0 in)
Cloudy
86% · S 5 m/s (10 knots)
Partly cloudy
22°C (72°F)
0 mm (0 in)
Partly cloudy
64% · SE 6 m/s (12 knots)
Mostly clear
20°C (68°F)
0 mm (0 in)
Mostly clear
75% · SE 6 m/s (12 knots)
Saturday
29 Aug
Partly cloudy
19°C (66°F)
0.1 mm (0 in)
Partly cloudy
82% · SE 6 m/s (12 knots)
Partly cloudy
19°C (66°F)
0.2 mm (0.01 in)
Partly cloudy
78% · SE 7 m/s (14 knots)
Partly cloudy
21°C (70°F)
0.3 mm (0.01 in)
Partly cloudy
65% · SE 8 m/s (16 knots)
Partly cloudy
21°C (70°F)
0.4 mm (0.02 in)
Partly cloudy
71% · SE 8 m/s (16 knots)
Sunday
30 Aug
Light rain showers
20°C (68°F)
0.6 mm (0.02 in)
Light rain showers
84% · SE 8 m/s (16 knots)
Rain showers
19°C (66°F)
1.9 mm (0.1 in)
Rain showers
79% · SE 9 m/s (17 knots)
Rain showers
20°C (68°F)
2.5 mm (0.1 in)
Rain showers
70% · E 9 m/s (17 knots)
Cloudy
20°C (68°F)
0.1 mm (0 in)
Cloudy
72% · SE 8 m/s (16 knots)
Monday
31 Aug
Cloudy
19°C (66°F)
0.4 mm (0.02 in)
Cloudy
74% · SE 7 m/s (14 knots)
Light rain
18°C (64°F)
0.7 mm (0.03 in)
Light rain
75% · E 7 m/s (14 knots)
Rain showers
20°C (68°F)
1.2 mm (0.05 in)
Rain showers
69% · E 7 m/s (14 knots)
Cloudy
19°C (66°F)
0.1 mm (0 in)
Cloudy
71% · SE 6 m/s (12 knots)
Data from MET Norway. Prefer the quick-glance version? See the 10-day summary.

Jamestown weather by month

Browse monthly averages for Jamestown: climate by month with temperature, rainfall and sunshine.

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