Weather in Jamestown in Disember
Climate normals based on 10 years of historical data for Jamestown, Saint Helena.
Average high
21°C
Average low
20°C
Rainfall
22 mm
7 rainy days
Sunshine
1.3h/day
Kelembapan
79%
How Hot Is Jamestown in Disember?
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 Disember
Long but overcast days dominate Jamestown in December: only 1.3h of direct sun.
Does It Rain In Jamestown In Disember?
December is mostly dry in Jamestown: 22mm of rain on 7 days.
Is Jamestown Humid In Disember?
Expect heavy, oppressive air in Jamestown — humidity peaks at 79% on average.
Wind In Jamestown In Disember
Wind picks up in Jamestown during December — averaging 28 kph, with gustier afternoons.
Cloud Cover In Jamestown In Disember
Heavy cloud blankets Jamestown in December — averaging 82% cover, with mostly overcast skies.
Cities With Similar Weather In Disember
Weather in Jamestown, month by month
| Month | High / Low | Hujan | |
|---|---|---|---|
| Cuaca Januari | 23°C / 21°C | 19mm | Details → |
| Cuaca Februari | 24°C / 22°C | 20mm | Details → |
| Cuaca Mac | 24°C / 22°C | 25mm | Details → |
| Cuaca April | 24°C / 22°C | 19mm | Details → |
| Cuaca Mei | 23°C / 21°C | 20mm | Details → |
| Cuaca Jun | 22°C / 20°C | 22mm | Details → |
| Cuaca Julai | 20°C / 18°C | 24mm | Details → |
| Cuaca Ogos | 20°C / 18°C | 21mm | Details → |
| Cuaca September | 19°C / 18°C | 20mm | Details → |
| Cuaca Oktober | 20°C / 18°C | 18mm | Details → |
| Cuaca November | 20°C / 18°C | 15mm | Details → |
| Cuaca Disember | 21°C / 20°C | 22mm |