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Graubünden, 962 m · continuously updated
Lake water: 9.4 °C at the surface Simstrat model · Alplakes, Eawag · 14.11. 11h
Temperature · last 4 and next 28 hours
Updated hourly.
Two-week trend.
Sunrise –, golden light until –
Sunset –, golden light from –
–
European index, measured continuously.
Daily maximum — protection advised from 3.
Snow settles about 300 m below it.
Neighbouring municipalities, as the crow flies.
Today (Saturday 14 Nov) in Lake Poschiavo: overcast, 3 to 7 °C, precipitation 0.0 mm (0 %), wind up to 6 km/h. Tomorrow: overcast, 2 to 7 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | overcast | 3 °C | 7 °C | 0.0 mm | 6 km/h |
| Tomorrow | overcast | 2 °C | 7 °C | 0.0 mm | 9 km/h |
| Mon 16 Nov | showers | 3 °C | 8 °C | 6.5 mm | 9 km/h |
| Tue 17 Nov | light rain | 2 °C | 4 °C | 6.6 mm | 6 km/h |
| Wed 18 Nov | light rain | 2 °C | 7 °C | 0.3 mm | 5 km/h |
| Thu 19 Nov | snow showers | 2 °C | 6 °C | 0.0 mm | 6 km/h |
| Fri 20 Nov | snow showers | 3 °C | 8 °C | 0.0 mm | 13 km/h |
No rain expected in Lake Poschiavo today or tomorrow. The 15-minute detail for the next two hours is shown on demand.
Saturday 14 Nov in Lake Poschiavo, hour by hour: sunny in the morning, mostly sunny in the afternoon, overcast in the evening. Low 3 °C around 04:00, high 7 °C around 13:00. No rainy hour.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | sunny | 5 °C | 0.0 mm | 5 km/h |
| 01:00 | sunny | 4 °C | 0.0 mm | 3 km/h |
| 02:00 | sunny | 3 °C | 0.0 mm | 5 km/h |
| 03:00 | sunny | 3 °C | 0.0 mm | 4 km/h |
| 04:00 | sunny | 3 °C | 0.0 mm | 5 km/h |
| 05:00 | sunny | 3 °C | 0.0 mm | 6 km/h |
| 06:00 | sunny | 3 °C | 0.0 mm | 6 km/h |
| 07:00 | sunny | 3 °C | 0.0 mm | 6 km/h |
| 08:00 | sunny | 3 °C | 0.0 mm | 3 km/h |
| 09:00 | sunny | 3 °C | 0.0 mm | 3 km/h |
| 10:00 | sunny | 3 °C | 0.0 mm | 1 km/h |
| 11:00 | sunny | 5 °C | 0.0 mm | 3 km/h |
| 12:00 | sunny | 7 °C | 0.0 mm | 4 km/h |
| 13:00 | mostly sunny | 7 °C | 0.0 mm | 6 km/h |
| 14:00 | mostly sunny | 7 °C | 0.0 mm | 6 km/h |
| 15:00 | mostly sunny | 7 °C | 0.0 mm | 6 km/h |
| 16:00 | mostly sunny | 6 °C | 0.0 mm | 5 km/h |
| 17:00 | mostly sunny | 4 °C | 0.0 mm | 4 km/h |
| 18:00 | mostly sunny | 3 °C | 0.0 mm | 3 km/h |
| 19:00 | mostly sunny | 3 °C | 0.0 mm | 2 km/h |
| 20:00 | overcast | 3 °C | 0.0 mm | 2 km/h |
| 21:00 | overcast | 3 °C | 0.0 mm | 3 km/h |
| 22:00 | overcast | 3 °C | 0.0 mm | 5 km/h |
| 23:00 | overcast | 3 °C | 0.0 mm | 4 km/h |
Today, Saturday 14 Nov in Lake Poschiavo: overcast, 3 to 7 °C, wind up to 6 km/h. No precipitation expected.
Tomorrow, Sunday 15 Nov, in Lake Poschiavo: overcast, 2 to 7 °C, wind up to 9 km/h. No precipitation expected.
Today in Lake Poschiavo (962 m): 3 to 7 °C. Tomorrow: 2 to 7 °C. Over the next 7 days, highs range from 4 to 8 °C, averaging 7 °C.
This weekend in Lake Poschiavo: Saturday overcast, 3 to 7 °C; Sunday overcast, 2 to 7 °C.
Yes: 2 days with precipitation are expected in Lake Poschiavo over the next 7 days, 13.4 mm in total. Wettest day: Tuesday 17 Nov (6.6 mm).
Today in Lake Poschiavo (962 m), the UV index peaks at 2 (low) around midday. No particular protection is needed. In the mountains, radiation rises by about 10 % per 1,000 m, and snow reflects up to 80 % of it.
The best day of the next 7 in Lake Poschiavo: Sunday 15 Nov, overcast, up to 7 °C.
In Lake Poschiavo (962 m), the mean annual temperature is 8.2 °C. The warmest month is July (17.0 °C on average) and the coldest January (−0.4 °C). About 1027 mm of precipitation falls per year, peaking in October (123 mm) with a minimum in February (37 mm). The sun shines for about 1514 hours a year, mostly in July (175 h). On average there are 134 frost days and 1 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 27.9 °C and the absolute minimum −11.5 °C.
Mean monthly precipitation (mm) — bar height relative to the wettest month.
| Month | Mean T | Abs. max | Abs. min | Precip. (mm) | Sunshine (h) | Frost days | Summer days |
|---|---|---|---|---|---|---|---|
| Jan | −0.4 °C | 11.5 °C | −11.5 °C | 52 | 98 | 29 | 0 |
| Feb | 0.4 °C | 12.6 °C | −11.4 °C | 37 | 107 | 26 | 0 |
| Mar | 3.9 °C | 16.1 °C | −7.8 °C | 48 | 139 | 20 | 0 |
| Apr | 7.4 °C | 19.3 °C | −4.5 °C | 76 | 134 | 8 | 0 |
| May | 11.5 °C | 23.7 °C | 0.7 °C | 92 | 144 | 1 | 0 |
| Jun | 15.3 °C | 27.7 °C | 3.9 °C | 110 | 159 | 0 | 6 |
| Jul | 17.0 °C | 27.9 °C | 6.4 °C | 102 | 175 | 0 | 9 |
| Aug | 16.7 °C | 27.8 °C | 6.0 °C | 109 | 158 | 0 | 8 |
| Sep | 12.7 °C | 23.3 °C | 2.2 °C | 98 | 126 | 0 | 0 |
| Oct | 8.8 °C | 19.8 °C | −1.8 °C | 123 | 109 | 5 | 0 |
| Nov | 4.2 °C | 15.2 °C | −6.2 °C | 116 | 84 | 17 | 0 |
| Dec | 0.7 °C | 11.8 °C | −10.8 °C | 64 | 81 | 27 | 0 |
| Year | 8.2 °C | 27.9 °C | −11.5 °C | 1027 | 1514 | 134 | 23 |
At 962 m the water stays cold all year (often below 15 °C in summer): swimming is for the brave, mostly in July–August. Check the air temperature, sunshine and UV index above to pick your slot.
Characteristic winds: brezza di valle. Storm warnings on Swiss lakes are signalled by flashing lights (40 flashes/min = caution, 90 = storm).
The warmest month in Lake Poschiavo is July, averaging 17.0 °C (1991–2020 normal). The coldest is January at −0.4 °C.
Lake Poschiavo receives about 1027 mm of precipitation a year. The wettest month is October (123 mm), the driest February (37 mm).
For warmth and sunshine: July (17.0 °C on average, 175 h of sun). The coldest month is January (−0.4 °C). Check the 15-day forecast above for your dates.
Source: MeteoSwiss open data (1991–2020 normals) — stations Poschiavo / Robbia (8 km, 1078 m), Passo del Bernina (15 km, 2260 m), Piz Corvatsch (25 km, 3294 m), adjusted to the elevation of Lake Poschiavo (962 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.