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Jamestown 14 Day Extended Forecast

Currently: 18 °C. Low clouds. (Weather station: Saint Helena Island, Saint Helena). See more current weather

Jamestown Extended Forecast with high and low temperatures

2 Week Extended Forecast in Jamestown, Saint Helena

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  Conditions Comfort Precipitation Sun
Day   Temperature Weather Feels Like Wind   Humidity Chance Amount UV Sunrise Sunset
Fri
Dec 19
23 / 20 °C Showers early. Broken clouds. 24 °C 22 km/h 67% 14% 0.2 mm 5 (Moderate) 5:47 am 6:52 pm
Sat
Dec 20
23 / 20 °C Afternoon clouds. 24 °C 18 km/h 70% 1% 0.0 mm 7 (High) 5:48 am 6:52 pm
Sun
Dec 21
23 / 20 °C Scattered clouds. 24 °C 13 km/h 69% 2% 0.0 mm 7 (High) 5:48 am 6:53 pm
Mon
Dec 22
23 / 20 °C Passing showers. Overcast. 24 °C 18 km/h 72% 38% 1.3 mm 5 (Moderate) 5:49 am 6:53 pm
Tue
Dec 23
23 / 20 °C Passing showers. Overcast. 23 °C 15 km/h 72% 45% 2.0 mm 5 (Moderate) 5:49 am 6:54 pm
Wed
Dec 24
23 / 20 °C Passing showers. Morning clouds. 24 °C 20 km/h 68% 21% 0.4 mm 7 (High) 5:50 am 6:54 pm
Thu
Dec 25
23 / 20 °C Passing showers. Cloudy. 24 °C 20 km/h 71% 21% 1.7 mm 5 (Moderate) 5:50 am 6:55 pm
Fri
Dec 26
22 / 18 °C Passing showers. Overcast. 19 °C 20 km/h 76% 50% 1.1 mm 5 (Moderate) 5:51 am 6:55 pm
Sat
Dec 27
20 / 17 °C Sprinkles early. Morning clouds. 19 °C 17 km/h 68% 43% 0.7 mm 10 (Very high) 5:51 am 6:56 pm
Sun
Dec 28
20 / 17 °C Morning clouds. 19 °C 16 km/h 66% 6% 0.0 mm 7 (High) 5:52 am 6:56 pm
Mon
Dec 29
20 / 17 °C Mostly sunny. 20 °C 17 km/h 75% 4% 0.0 mm 10 (Very high) 5:52 am 6:57 pm
Tue
Dec 30
20 / 17 °C Mostly sunny. 20 °C 24 km/h 74% 5% 0.0 mm 10 (Very high) 5:53 am 6:57 pm
Wed
Dec 31
20 / 17 °C Cloudy. 20 °C 22 km/h 70% 5% 0.0 mm 7 (High) 5:54 am 6:57 pm
Thu
Jan 1
20 / 17 °C Partly cloudy. 20 °C 23 km/h 72% 4% 0.0 mm 7 (High) 5:54 am 6:58 pm
Fri
Jan 2
20 / 17 °C Cloudy. 20 °C 26 km/h 77% 4% 0.0 mm 5 (Moderate) 5:55 am 6:58 pm
* Updated Friday, December 19, 2025 3:24:06 am Jamestown time - Weather by CustomWeather, © 2025

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