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Grandson weather 15 days
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–Grandson weather 15 days, from 14 Nov to 29 Nov: 0 day(s) of clear skies expected, highs from 5 to 14 °C and 56.6 mm of precipitation in total. Day-by-day table (Open-Meteo model).
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today |  light rain | 2 °C | 5 °C | 0.4 mm | 20 km/h |
| Tomorrow | showers | 4 °C | 13 °C | 8.3 mm | 16 km/h |
| Mon 16 Nov | showers | 7 °C | 10 °C | 3.4 mm | 21 km/h |
| Tue 17 Nov | showers | 9 °C | 14 °C | 8.9 mm | 34 km/h |
| Wed 18 Nov | light rain | 9 °C | 12 °C | 2.1 mm | 31 km/h |
| Thu 19 Nov | light rain | 8 °C | 11 °C | 5.1 mm | 28 km/h |
| Fri 20 Nov | light rain | 1 °C | 8 °C | 3.3 mm | 34 km/h |
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Sat 21 Nov |  fog | −1 °C | 10 °C | 0.1 mm | 5 km/h |
| Sun 22 Nov |  light drizzle | 3 °C | 9 °C | 3.0 mm | 9 km/h |
| Mon 23 Nov |  overcast | 2 °C | 7 °C | 0.0 mm | 4 km/h |
| Tue 24 Nov | light drizzle | 2 °C | 6 °C | 4.0 mm | 3 km/h |
| Wed 25 Nov | light drizzle | 4 °C | 6 °C | 5.0 mm | 12 km/h |
| Thu 26 Nov | overcast | 2 °C | 5 °C | 0.0 mm | 11 km/h |
| Fri 27 Nov | overcast | 1 °C | 5 °C | 0.0 mm | 8 km/h |
| Sat 28 Nov |  snow showers | 2 °C | 5 °C | 7.9 mm | 17 km/h |
| Sun 29 Nov | snow showers | 0 °C | 5 °C | 5.0 mm | 22 km/h |
And at 20, 25 or 30 days? No model seriously forecasts that far. Climatology takes over: the November norm is 6.0 °C in Grandson, the December norm 3.2 °C (MeteoSwiss 1991–2020, monthly means measured nearby).
Frequently asked questions
Which will be the warmest day of the next 15 days in Grandson?
tuesday 17 Nov, with a high of 14 °C. The coolest will be saturday 14 Nov, with 5 °C.
How many rainy days are expected in Grandson over 15 days?
11 days with at least 1 mm, for 56.6 mm in total. The wettest: tuesday 17 Nov (8.9 mm).
What is the outlook for next week in Grandson?
Cooler than this one: an average high of 6.8 °C against 10.3 °C.
Will the fortnight be warmer than normal in Grandson?
Within the norm: an expected mean of 5.8 °C, against 6.0 °C for the MeteoSwiss 1991–2020 norm for November.
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 Grandson: the most honest estimate beyond two weeks.
meteo-ch.ch · Open-Meteo data, MeteoSwiss norms 1991–2020