Decisione live per Stockholm. Aggiornata ogni 30 minuti.
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Stockholm has a cold oceanic climate — mild by high-latitude standards but persistently cool, grey, and damp. Summer highs typically reach 18–24°C with long daylight hours; winters hover near or just above freezing with frequent overcast skies. The year-round moderate temperatures mean ventilation is rarely an emergency decision in either direction: outdoor air is almost never dangerously hot and rarely too cold to open briefly.
The primary ventilation challenge in Stockholm is humidity. Maritime cold air carries substantial moisture, and indoor humidity management matters more than temperature. On cold, damp days common from October through March, opening windows for extended periods raises indoor moisture and can cause condensation on cold surfaces. Burst ventilation — 5 minutes fully open — achieves complete air exchange without sustained moisture loading, and is the standard technique. Summer is the most straightforward ventilation season: long daylight hours and mild temperatures make extended ventilation comfortable on the warmest days. Air quality in Nordic and cold oceanic cities is generally excellent by global standards, with clean Atlantic air and low industrial pollution. The main exception is occasional temperature inversions in winter; OpenWindow.live tracks real-time AQI for those episodes.
A Stockholm, i momenti migliori per ventilare sono di solito al mattino presto (5–8) e dopo il tramonto, quando la temperatura esterna scende sotto quella interna.
Sì, nella maggior parte dei casi. Aprire le finestre può abbassare la temperatura interna di 2–5°C in 30 minuti se l'aria esterna è più fresca.
Sopra l'80% di umidità, aprire le finestre rende l'aria appiccicosa. Meglio aspettare ore più asciutte.