Weather in ガーンジー in 9月
Country-wide climate normals across 11 cities in ガーンジー.
How Hot Is ガーンジー in 9月?
ガーンジー's small geographic footprint means September is uniformly mild — typical 17°C highs nationwide.
Sunshine in ガーンジー in 9月
ガーンジー's September brings mixed skies — Saint Peter Port averages 3.4h of sun, with similar conditions nationwide. Cloudy periods alternate with sunny stretches, and the sun is up between 6:45 am and 7:20 pm. Plan for variability rather than guaranteed sunshine.
Does It Rain In ガーンジー In 9月?
ガーンジー sees moderate rainfall in September — Saint Peter Port averages 71mm across 11 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 ガーンジー Humid In 9月?
Saturated air defines ガーンジー's September: humidity at 79% in Saint Peter Port, 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 ガーンジー In 9月
ガーンジー sees consistent breezes in September — averaging 33 kph in Saint Peter Port, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Cloud Cover In ガーンジー In 9月
ガーンジー sees mostly cloudy weather through September: Saint Peter Port averages 63% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.