Weather in Jamestown in december
Climate normals based on 10 years of historical data for Jamestown, Sveta Helena.
Average high
21°C
Average low
20°C
Rainfall
22 mm
7 rainy days
Sunshine
1.3h/day
Vlažnost
79%
How Hot Is Jamestown in december?
Jamestown's December sits at about 20°C overall, climbing to 21°C by mid-afternoon and dropping to 20°C before dawn.
Sunshine Hours in december
Long but overcast days dominate Jamestown in December: only 1.3h of direct sun.
Does It Rain In Jamestown In december?
December is mostly dry in Jamestown: 22mm of rain on 7 days.
Is Jamestown Humid In december?
Expect heavy, oppressive air in Jamestown — humidity peaks at 79% on average.
Wind In Jamestown In december
Wind picks up in Jamestown during December — averaging 28 kph, with gustier afternoons.
Cloud Cover In Jamestown In december
Heavy cloud blankets Jamestown in December — averaging 82% cover, with mostly overcast skies.
Cities With Similar Weather In december
Weather in Jamestown, month by month
| Month | High / Low | Dež | |
|---|---|---|---|
| Vreme v januarju | 23°C / 21°C | 19mm | Details → |
| Vreme v februarju | 24°C / 22°C | 20mm | Details → |
| Vreme v marcu | 24°C / 22°C | 25mm | Details → |
| Vreme v aprilu | 24°C / 22°C | 19mm | Details → |
| Vreme v maju | 23°C / 21°C | 20mm | Details → |
| Vreme v juniju | 22°C / 20°C | 22mm | Details → |
| Vreme v juliju | 20°C / 18°C | 24mm | Details → |
| Vreme v avgustu | 20°C / 18°C | 21mm | Details → |
| Vreme v septembru | 19°C / 18°C | 20mm | Details → |
| Vreme v oktobru | 20°C / 18°C | 18mm | Details → |
| Vreme v novembru | 20°C / 18°C | 15mm | Details → |
| Vreme v decembru | 21°C / 20°C | 22mm |