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15-day forecast for Poschiavo

Right now

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From 27 Sep to 12 Oct in Poschiavo: 3 day(s) of clear skies expected, highs from 4 to 14 °C and 27.0 mm of precipitation in total. Day-by-day table (Open-Meteo model).

DayWeatherMinMaxPrecip.WindConfidence
Todaymostly sunny8 °C13 °C0.0 mm7 km/hlow
Tomorrowmostly sunny9 °C14 °C0.0 mm10 km/hmedium
Tue 29 Sepovercast8 °C14 °C0.0 mm11 km/hmedium
Wed 30 Seplight rain7 °C12 °C0.0 mm10 km/hlow
Thu 1 Octlight rain7 °C10 °C3.3 mm6 km/hlow
Fri 2 Octlight rain8 °C12 °C0.9 mm8 km/hmedium
Sat 3 Octfog5 °C14 °C0.0 mm8 km/hmedium
DayWeatherMinMaxPrecip.WindConfidence
Sun 4 Octlight drizzle4 °C12 °C0.9 mm6 km/h
Mon 5 Octlight drizzle5 °C10 °C3.3 mm5 km/h
Tue 6 Octlight drizzle4 °C6 °C4.2 mm3 km/h
Wed 7 Octlight drizzle2 °C8 °C1.2 mm4 km/h
Thu 8 Octlight drizzle1 °C9 °C0.3 mm6 km/h
Fri 9 Octlight drizzle2 °C7 °C1.5 mm6 km/h
Sat 10 Octsnow showers2 °C5 °C4.2 mm4 km/h
Sun 11 Octsnow showers−2 °C4 °C7.2 mm9 km/h
Mon 12 Octovercast– °C– °C– mm– km/h

Confidence index: agreement of 4 independent models (ICON, GFS, IFS, ARPEGE) on the daily high and on rain. High = highs within 2 °C and the same rain verdict; low = more than 4 °C apart or models split on rain.

And at 20, 25 or 30 days? No model seriously forecasts that far. Climatology takes over: the October norm is 3.3 °C in Poschiavo, the November norm −1.5 °C (MeteoSwiss 1991–2020, monthly means measured nearby).

Frequently asked questions

Are these 15-day forecasts reliable?

Reliability decreases with the horizon: excellent at 3 days, good up to 7, indicative beyond 10. Each passing day sharpens the rest.

Can the weather be forecast a month ahead?

No, not day by day. That is why this page completes the 16 forecast days with the MeteoSwiss monthly norms for Poschiavo: the most honest estimate beyond two weeks.

meteo-ch.ch · Open-Meteo data, MeteoSwiss norms 1991–2020