Weather in Jamestown in Desember
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 Desember?
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 Desember
Long but overcast days dominate Jamestown in December: only 1.3h of direct sun.
Does It Rain In Jamestown In Desember?
December is mostly dry in Jamestown: 22mm of rain on 7 days.
Is Jamestown Humid In Desember?
Expect heavy, oppressive air in Jamestown — humidity peaks at 79% on average.
Wind In Jamestown In Desember
Wind picks up in Jamestown during December — averaging 28 kph, with gustier afternoons.
Cloud Cover In Jamestown In Desember
Heavy cloud blankets Jamestown in December — averaging 82% cover, with mostly overcast skies.
Cities With Similar Weather In Desember
Weather in Jamestown, month by month
| Month | High / Low | Hujan | |
|---|---|---|---|
| Cuaca di Bulan Januari | 23°C / 21°C | 19mm | Details → |
| Cuaca di Bulan Februari | 24°C / 22°C | 20mm | Details → |
| Cuaca di Bulan Maret | 24°C / 22°C | 25mm | Details → |
| Cuaca di Bulan April | 24°C / 22°C | 19mm | Details → |
| Cuaca di Bulan Mei | 23°C / 21°C | 20mm | Details → |
| Cuaca di Bulan Juni | 22°C / 20°C | 22mm | Details → |
| Cuaca di Bulan Juli | 20°C / 18°C | 24mm | Details → |
| Cuaca di Bulan Agustus | 20°C / 18°C | 21mm | Details → |
| Cuaca di Bulan September | 19°C / 18°C | 20mm | Details → |
| Cuaca di Bulan Oktober | 20°C / 18°C | 18mm | Details → |
| Cuaca di Bulan November | 20°C / 18°C | 15mm | Details → |
| Cuaca di Bulan Desember | 21°C / 20°C | 22mm |