Weather in ジャージー in 9月
Country-wide climate normals across 11 cities in ジャージー.
How Hot Is ジャージー in 9月?
ジャージー's small geographic footprint means September is uniformly mild — typical 18°C highs nationwide.
Sunshine in ジャージー in 9月
Sun and cloud trade off across ジャージー in September: Saint Helier averages 3.3h of direct sun a day, with daylight from 6:45 am to 7:20 pm. Conditions vary day to day, with bright spells interrupted by cloudy stretches. Most regions of the country see a similar mixed pattern, though some areas may lean drier or wetter than the national average.
Does It Rain In ジャージー In 9月?
ジャージー sees moderate rainfall in September — Saint Helier averages 82mm across 12 days, with notable regional variation. Coastal cities often see more rain than the inland average, while drier regions see less. The country's September weather mixes sunny stretches with regular shower spells.
Is ジャージー Humid In 9月?
Saturated air defines ジャージー's September: humidity at 77% in Saint Helier, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In ジャージー In 9月
Persistent breeze shapes ジャージー's September: 30 kph in Saint Helier, with consistent wind across the country. The conditions are ideal for sailing and other wind sports, but can be disruptive for fine outdoor work.
Cloud Cover In ジャージー In 9月
ジャージー sees mostly cloudy weather through September: Saint Helier averages 64% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.