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St. Margrethen weather 15 days
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–St. Margrethen weather 15 days, from 14 Nov to 29 Nov: 0 day(s) of clear skies expected, highs from 3 to 14 °C and 72.0 mm of precipitation in total. Day-by-day table (Open-Meteo model).
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today |  overcast | 0 °C | 5 °C | 0.0 mm | 6 km/h |
| Tomorrow |  fog | 2 °C | 10 °C | 0.0 mm | 9 km/h |
| Mon 16 Nov |  showers | 7 °C | 11 °C | 5.5 mm | 16 km/h |
| Tue 17 Nov | light rain | 8 °C | 14 °C | 2.0 mm | 14 km/h |
| Wed 18 Nov | showers | 10 °C | 13 °C | 5.3 mm | 18 km/h |
| Thu 19 Nov | showers | 8 °C | 14 °C | 5.8 mm | 19 km/h |
| Fri 20 Nov | showers | 2 °C | 9 °C | 12.6 mm | 24 km/h |
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Sat 21 Nov |  light drizzle | 0 °C | 8 °C | 1.2 mm | 7 km/h |
| Sun 22 Nov | light drizzle | 0 °C | 7 °C | 2.2 mm | 6 km/h |
| Mon 23 Nov | light drizzle | 3 °C | 8 °C | 0.8 mm | 3 km/h |
| Tue 24 Nov | overcast | 3 °C | 6 °C | 0.0 mm | 3 km/h |
| Wed 25 Nov | light drizzle | 3 °C | 5 °C | 2.0 mm | 4 km/h |
| Thu 26 Nov |  snow showers | 3 °C | 4 °C | 13.0 mm | 5 km/h |
| Fri 27 Nov | overcast | −1 °C | 3 °C | 0.0 mm | 5 km/h |
| Sat 28 Nov | snow showers | 1 °C | 5 °C | 5.9 mm | 8 km/h |
| Sun 29 Nov | snow showers | 2 °C | 6 °C | 15.8 mm | 30 km/h |
And at 20, 25 or 30 days? No model seriously forecasts that far. Climatology takes over: the November norm is 5.4 °C in St. Margrethen, the December norm 2.3 °C (MeteoSwiss 1991–2020, monthly means measured nearby).
Frequently asked questions
Which will be the warmest day of the next 15 days in St. Margrethen?
tuesday 17 Nov, with a high of 14 °C. The coolest will be friday 27 Nov, with 3 °C.
How many rainy days are expected in St. Margrethen over 15 days?
11 days with at least 1 mm, for 72.0 mm in total. The wettest: sunday 29 Nov (15.8 mm).
What is the outlook for next week in St. Margrethen?
Cooler than this one: an average high of 5.9 °C against 10.8 °C.
Will the fortnight be warmer than normal in St. Margrethen?
Within the norm: an expected mean of 5.6 °C, against 5.4 °C for the MeteoSwiss 1991–2020 norm for November.
Will it snow in St. Margrethen in the next 15 days?
Yes: 1 day with snow, 2 cm in total, mostly saturday 28 Nov.
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 St. Margrethen: the most honest estimate beyond two weeks.
meteo-ch.ch · Open-Meteo data, MeteoSwiss norms 1991–2020