Weather in Saint John in prosinec
Climate normals based on 10 years of historical data for Saint John, Jersey.
Average high
11°C
Average low
9°C
Rainfall
123 mm
16 rainy days
Sunshine
1.3h/day
Vlhkost
78%
How Hot Is Saint John in prosinec?
Expect daytime highs around 11°C and overnight lows near 9°C in Saint John during December — an average of 10°C across the day. December is the steepest cool-down of the year — 2°C off November's peaks.
Sunshine Hours in prosinec
Wintry darkness dominates Saint John: 1.3h of sun a day, sunrise 7:55 am, sunset 4:10 pm.
Does It Rain In Saint John In prosinec?
Persistent rain shapes Saint John's December: 123mm in 16 days.
Is Saint John Humid In prosinec?
Saint John's air is saturated this month: humidity averages a sweltering 78%.
Wind In Saint John In prosinec
Saint John is windy in December — averaging 40 kph, with gusts considerably higher.
Cloud Cover In Saint John In prosinec
Grey, cloudy days are the norm: 74% average cover in Saint John.
Cities With Similar Weather In prosinec
Weather in Saint John, month by month
| Month | High / Low | Déšť | |
|---|---|---|---|
| Počasí v lednu | 10°C / 7°C | 114mm | Details → |
| Počasí v únoru | 9°C / 7°C | 82mm | Details → |
| Počasí v březnu | 10°C / 8°C | 79mm | Details → |
| Počasí v dubnu | 12°C / 9°C | 45mm | Details → |
| Počasí v květnu | 14°C / 11°C | 57mm | Details → |
| Počasí v červnu | 17°C / 14°C | 66mm | Details → |
| Počasí v červenci | 18°C / 16°C | 57mm | Details → |
| Počasí v srpnu | 19°C / 16°C | 80mm | Details → |
| Počasí v září | 18°C / 15°C | 85mm | Details → |
| Počasí v říjnu | 16°C / 13°C | 114mm | Details → |
| Počasí v listopadu | 13°C / 11°C | 129mm | Details → |
| Počasí v prosinci | 11°C / 9°C | 123mm |