Weather in Somija in septembris
Country-wide climate normals across 15 cities in Somija.
How Hot Is Somija in septembris?
Mild conditions are universal across Somija in September: highs near 14°C in Helsinki, similar elsewhere.
Sunshine in Somija in septembris
Dark, overcast days dominate Somija in September — Helsinki sees just 2.8h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In Somija In septembris?
Moderate rainfall defines Somija's September: Helsinki averages 71mm across 12 days. Some regions see meaningfully wetter weather, especially coastal or mountain-facing areas, while continental interiors tend toward the drier end of the spectrum.
Is Somija Humid In septembris?
Somija is enveloped in tropical-thick humidity through September: Helsinki averages 80%, 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 Somija In septembris
Somija's September has gentle wind — Helsinki averages 17 kph, and the country tracks similarly. Outdoor activity is comfortable, and afternoon thermals add a pleasant breeze in inland areas.
Cloud Cover In Somija In septembris
Somija sees mostly cloudy weather through September: Helsinki averages 69% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.