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Weather in Grossaffoltern

Bern, 523 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

Grossaffoltern weather: the next 24 hours

Updated hourly.

Grossaffoltern weather hour by hour (48 h)

Grossaffoltern 15-day forecast

Two-week trend.

Grossaffoltern 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 Grossaffoltern

Neighbouring municipalities, as the crow flies.

7-day forecast for Grossaffoltern

Today (Saturday 14 Nov) in Grossaffoltern: overcast, −2 to 5 °C, precipitation 0.0 mm (0 %), wind up to 11 km/h. Tomorrow: showers, 2 to 11 °C.

Show the 7-day table
DayWeatherMinMaxPrecip.Wind
Todayovercast−2 °C5 °C0.0 mm11 km/h
Tomorrowshowers2 °C11 °C6.3 mm17 km/h
Mon 16 Novshowers8 °C10 °C7.3 mm26 km/h
Tue 17 Novthunderstorms8 °C15 °C13.4 mm36 km/h
Wed 18 Novthunderstorms10 °C12 °C15.0 mm33 km/h
Thu 19 Novovercast8 °C14 °C3.1 mm26 km/h
Fri 20 Novlight rain−2 °C8 °C3.8 mm30 km/h

Forecast updated on 14.11.2026 at 11:34 (Open-Meteo model, elevation 523 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected today in Grossaffoltern. Tomorrow: rain from 02:00 to 12:00. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Grossaffoltern

Saturday 14 Nov in Grossaffoltern, hour by hour: overcast in the morning, sunny in the afternoon, overcast in the evening. Low −2 °C around 07:00, high 5 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny0 °C0.0 mm11 km/h
01:00sunny0 °C0.0 mm10 km/h
02:00mostly sunny0 °C0.0 mm8 km/h
03:00mostly sunny0 °C0.0 mm8 km/h
04:00mostly sunny−1 °C0.0 mm6 km/h
05:00mostly sunny−1 °C0.0 mm6 km/h
06:00partly cloudy−1 °C0.0 mm4 km/h
07:00overcast−2 °C0.0 mm4 km/h
08:00overcast−1 °C0.0 mm4 km/h
09:00overcast−1 °C0.0 mm4 km/h
10:00overcast0 °C0.0 mm5 km/h
11:00overcast2 °C0.0 mm7 km/h
12:00overcast2 °C0.0 mm4 km/h
13:00partly cloudy4 °C0.0 mm3 km/h
14:00mostly sunny4 °C0.0 mm2 km/h
15:00sunny5 °C0.0 mm2 km/h
16:00sunny5 °C0.0 mm3 km/h
17:00sunny4 °C0.0 mm4 km/h
18:00partly cloudy3 °C0.0 mm3 km/h
19:00overcast2 °C0.0 mm3 km/h
20:00overcast2 °C0.0 mm4 km/h
21:00overcast2 °C0.0 mm4 km/h
22:00overcast2 °C0.0 mm3 km/h
23:00overcast2 °C0.0 mm3 km/h

Hourly forecast issued 14.11.2026 for Grossaffoltern (523 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 Grossaffoltern

Today, Saturday 14 Nov in Grossaffoltern: overcast, −2 to 5 °C, wind up to 11 km/h. No precipitation expected. That is 2.7 °C below the climate normal for November in Grossaffoltern (4.5 °C average over 1991-2020).

Grossaffoltern weather tomorrow

Tomorrow, Sunday 15 Nov, in Grossaffoltern: showers, 2 to 11 °C, wind up to 17 km/h. Precipitation expected: 6.3 mm, 78 % probability.

What is the temperature in Grossaffoltern?

Today in Grossaffoltern (523 m): −2 to 5 °C. Tomorrow: 2 to 11 °C. Over the next 7 days, highs range from 5 to 15 °C, averaging 11 °C.

Grossaffoltern weekend weather

This weekend in Grossaffoltern: Saturday overcast, −2 to 5 °C; Sunday showers, 2 to 11 °C.

Will it rain in Grossaffoltern this week?

Yes: 6 days with precipitation are expected in Grossaffoltern over the next 7 days, 49.0 mm in total. Wettest day: Wednesday 18 Nov (15.0 mm).

What is the UV index in Grossaffoltern?

Today in Grossaffoltern (523 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 Grossaffoltern

The best day of the next 7 in Grossaffoltern: Saturday 14 Nov, overcast, up to 5 °C.

Climate of Grossaffoltern: 1991–2020 normals

In Grossaffoltern (523 m), the mean annual temperature is 9.4 °C. The warmest month is July (18.8 °C on average) and the coldest January (0.5 °C). About 1005 mm of precipitation falls per year, peaking in August (108 mm) with a minimum in February (55 mm). The sun shines for about 1796 hours a year, mostly in July (245 h). On average there are 93 frost days and 11 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.7 °C and the absolute minimum −9.7 °C.

9.4 °CMean annual temperature
1005 mmPrecipitation per year
1796 hSunshine hours per year
93Frost days per year
50Summer 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
Jan0.5 °C10.8 °C−9.7 °C5966220
Feb1.4 °C12.9 °C−8.7 °C5594200
Mar5.3 °C18.3 °C−5.3 °C63151140
Apr9.1 °C22.6 °C−1.8 °C7617940
May13.3 °C26.8 °C2.2 °C10819703
Jun17.0 °C30.3 °C5.9 °C102223011
Jul18.8 °C31.7 °C8.5 °C108245016
Aug18.3 °C31.1 °C7.8 °C108228015
Sep14.1 °C25.9 °C4.1 °C8417504
Oct9.7 °C20.7 °C−0.1 °C8711920
Nov4.5 °C15.1 °C−4.8 °C7666100
Dec1.2 °C11.2 °C−8.4 °C7953200
Year9.4 °C31.7 °C−9.7 °C100517969350

At what altitude is Grossaffoltern located?

Grossaffoltern sits at around 523 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 Grossaffoltern?

The warmest month in Grossaffoltern is July, averaging 18.8 °C; the coldest is January, at 0.5 °C. The annual mean is 9.4 °C (MeteoSwiss 1991–2020 normals, reference station Bern / Zollikofen).

How much does it rain in Grossaffoltern per year?

Grossaffoltern receives about 1005 mm of precipitation a year, or 84 mm a month on average. The wettest month is August (108 mm) and the driest February (55 mm), according to the MeteoSwiss 1991–2020 normals.

How many frost days does Grossaffoltern have?

Grossaffoltern averages 93 frost days a year, most of them in January (22 days). Conversely, 50 summer days exceed 25 °C, 11 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.

How many hours of sunshine does Grossaffoltern get per year?

The sun shines for about 1796 hours a year in Grossaffoltern. The sunniest month is July (245 h) and the least sunny December (53 h), according to the MeteoSwiss 1991–2020 normals.

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

In Grossaffoltern, the monthly mean rises from 0.5 °C in January to 18.8 °C in July: a 18.3 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −9.7 °C to 31.7 °C.

When is the best time to visit Grossaffoltern?

For warmth and sunshine: July (18.8 °C on average, 245 h of sun). To avoid rain, February is the driest month (55 mm). The coldest month is January (0.5 °C).

Source: MeteoSwiss open data (1991–2020 normals) — stations Bern / Zollikofen (11 km, 553 m), Mühleberg (13 km, 480 m), Grenchen (13 km, 428 m), adjusted to the elevation of Grossaffoltern (523 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.