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Weather in Grandval

Bern, 603 m · continuously updated

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Wind
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Humidity
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Rain ahead
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Sunset
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Temperature · last 4 and next 28 hours

Grandval weather: the next 24 hours

Updated hourly.

Grandval weather hour by hour (48 h)

Grandval 15-day forecast

Two-week trend.

Grandval weekend weatherRain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Grandval

Neighbouring municipalities, as the crow flies.

7-day forecast for Grandval

Today (Saturday 14 Nov) in Grandval: overcast, −2 to 9 °C, precipitation 0.0 mm (0 %), wind up to 9 km/h. Tomorrow: showers, 4 to 12 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast−2 °C9 °C0.0 mm9 km/h
Tomorrowshowers4 °C12 °C5.1 mm27 km/h
Mon 16 Novshowers7 °C10 °C5.1 mm28 km/h
Tue 17 Novlight rain10 °C14 °C8.7 mm40 km/h
Wed 18 Novlight rain8 °C11 °C7.3 mm30 km/h
Thu 19 Novovercast8 °C13 °C4.0 mm29 km/h
Fri 20 Novlight snow−1 °C8 °C3.2 mm29 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 603 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Grandval. Tomorrow: rain from 02:00 to 09:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Grandval

Saturday 14 Nov in Grandval, hour by hour: sunny in the morning, sunny in the afternoon, partly cloudy in the evening. Low −2 °C around 08:00, high 9 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny0 °C0.0 mm5 km/h
01:00sunny−1 °C0.0 mm5 km/h
02:00sunny−1 °C0.0 mm6 km/h
03:00sunny−1 °C0.0 mm6 km/h
04:00sunny−1 °C0.0 mm7 km/h
05:00sunny−1 °C0.0 mm7 km/h
06:00sunny−1 °C0.0 mm8 km/h
07:00sunny−1 °C0.0 mm8 km/h
08:00sunny−2 °C0.0 mm9 km/h
09:00sunny0 °C0.0 mm8 km/h
10:00sunny3 °C0.0 mm8 km/h
11:00sunny5 °C0.0 mm8 km/h
12:00sunny6 °C0.0 mm8 km/h
13:00sunny8 °C0.0 mm6 km/h
14:00mostly sunny9 °C0.0 mm5 km/h
15:00sunny9 °C0.0 mm4 km/h
16:00sunny8 °C0.0 mm5 km/h
17:00sunny5 °C0.0 mm7 km/h
18:00sunny3 °C0.0 mm8 km/h
19:00partly cloudy3 °C0.0 mm8 km/h
20:00partly cloudy2 °C0.0 mm8 km/h
21:00partly cloudy3 °C0.0 mm8 km/h
22:00overcast3 °C0.0 mm8 km/h
23:00overcast3 °C0.0 mm6 km/h

Hourly forecast issued 14.11.2026 for Grandval (603 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Weather today in Grandval

Today, Saturday 14 Nov in Grandval: overcast, −2 to 9 °C, wind up to 9 km/h. No precipitation expected. A day in line with the climate normal for November in Grandval (4.0 °C average over 1991-2020).

Grandval weather tomorrow

Tomorrow, Sunday 15 Nov, in Grandval: showers, 4 to 12 °C, wind up to 27 km/h. Precipitation expected: 5.1 mm, 75 % probability.

What is the temperature in Grandval?

Today in Grandval (603 m): −2 to 9 °C. Tomorrow: 4 to 12 °C. Over the next 7 days, highs range from 8 to 14 °C, averaging 11 °C.

Grandval weekend weather

This weekend in Grandval: Saturday overcast, −2 to 9 °C; Sunday showers, 4 to 12 °C.

Will it rain in Grandval this week?

Yes: 6 days with precipitation are expected in Grandval over the next 7 days, 33.3 mm in total. Wettest day: Tuesday 17 Nov (8.7 mm).

Will it snow in Grandval?

Snowfall expected in Grandval (603 m): Friday 20 Nov. Estimated total: 1.1 cm.

What is the UV index in Grandval?

Today in Grandval (603 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 to go out in Grandval

The best day of the next 7 in Grandval: Saturday 14 Nov, overcast, up to 9 °C.

Climate of Grandval: 1991–2020 normals

In Grandval (603 m), the mean annual temperature is 8.9 °C. The warmest month is July (18.2 °C on average) and the coldest January (−0.0 °C). About 972 mm of precipitation falls per year, peaking in August (106 mm) with a minimum in February (55 mm). The sun shines for about 1595 hours a year, mostly in July (237 h). On average there are 88 frost days and 14 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.1 °C and the absolute minimum −11.8 °C.

8.9 °CMean annual temperature
972 mmPrecipitation per year
1595 hSunshine hours per year
88Frost days per year
55Summer days (≥ 25 °C)
JFMAMJJASOND

Mean monthly precipitation (mm) — bar height relative to the wettest month.

MonthMean TAbs. maxAbs. minPrecip. (mm)Sunshine (h)Frost daysSummer days
Jan−0.0 °C11.3 °C−11.8 °C5960210
Feb0.9 °C13.5 °C−10.7 °C5583190
Mar4.7 °C18.8 °C−7.2 °C59133140
Apr8.5 °C23.1 °C−3.5 °C7215951
May12.6 °C26.9 °C0.8 °C10316804
Jun16.4 °C30.5 °C4.7 °C101191012
Jul18.2 °C32.1 °C7.1 °C104237017
Aug17.7 °C31.4 °C6.4 °C106213016
Sep13.5 °C26.1 °C2.6 °C8014405
Oct9.2 °C21.7 °C−1.5 °C8110020
Nov4.0 °C15.7 °C−6.1 °C765790
Dec0.8 °C11.9 °C−10.6 °C7750180
Year8.9 °C32.1 °C−11.8 °C97215958855

At what altitude is Grandval located?

Grandval sits at around 603 m above sea level in the canton of Bern. This elevation directly affects temperatures, the rain-snow line and snow cover: on average, the temperature drops by about 0.55 °C per 100 m of altitude.

What is the warmest month in Grandval?

The warmest month in Grandval is July, averaging 18.2 °C; the coldest is January, at −0.0 °C. The annual mean is 8.9 °C (MeteoSwiss 1991–2020 normals, reference station Delémont).

How much does it rain in Grandval per year?

Grandval receives about 972 mm of precipitation a year, or 81 mm a month on average. The wettest month is August (106 mm) and the driest February (55 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Grandval have?

Grandval averages 88 frost days a year, most of them in January (21 days). Conversely, 55 summer days exceed 25 °C, 14 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Grandval get per year?

The sun shines for about 1595 hours a year in Grandval. The sunniest month is July (237 h) and the least sunny December (50 h), according to the MeteoSwiss 1991–2020 normals.

How big is the temperature difference between summer and winter in Grandval?

In Grandval, the monthly mean rises from −0.0 °C in January to 18.2 °C in July: a 18.2 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −11.8 °C to 32.1 °C.

When is the best time to visit Grandval?

For warmth and sunshine: July (18.2 °C on average, 237 h of sun). To avoid rain, February is the driest month (55 mm). The coldest month is January (−0.0 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Delémont (10 km, 439 m), Grenchen (12 km, 428 m), Koppigen (23 km, 485 m), adjusted to the elevation of Grandval (603 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.