Weather in Thụy Sĩ in Tháng 9
Country-wide climate normals across 14 cities in Thụy Sĩ.
How Hot Is Thụy Sĩ in Tháng 9?
Thụy Sĩ's September is consistently warm — typical 20°C, with no major regional outliers.
Sunshine in Thụy Sĩ in Tháng 9
Thụy Sĩ's September brings mixed skies — Zürich averages 4.3h of sun, with similar conditions nationwide. Cloudy periods alternate with sunny stretches, and the sun is up between 7:05 am and 7:35 pm. Plan for variability rather than guaranteed sunshine.
Does It Rain In Thụy Sĩ In Tháng 9?
Wet conditions dominate Thụy Sĩ in September — Zürich sees 109mm of rain across 11 days, with rain a near-daily feature in most regions. Some areas see considerably more, particularly mountain-facing or windward coasts. Plan around frequent showers and pack reliable rainwear.
Is Thụy Sĩ Humid In Tháng 9?
Thụy Sĩ is enveloped in tropical-thick humidity through September: Zürich averages 78%, and most of the country tracks similarly. The constant moisture makes warm temperatures feel substantially hotter, and even nights bring limited cooling. Light cotton clothing is essential.
Wind In Thụy Sĩ In Tháng 9
Thụy Sĩ's September has gentle wind — Zürich averages 10 kph, and the country tracks similarly. Outdoor activity is comfortable, and afternoon thermals add a pleasant breeze in inland areas.
Cloud Cover In Thụy Sĩ In Tháng 9
Thụy Sĩ sees mostly cloudy weather through September: Zürich averages 56% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.