What is the weather in Flumenthal today?

At the top of the page you will find the current temperature, precipitation and wind in Flumenthal, updated in real time.

What is the 15-day forecast for Flumenthal?

The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Flumenthal.

Will it rain tomorrow in Flumenthal?

Check the 48-hour hourly forecast to see exactly when precipitation is expected in Flumenthal.

What is the air quality in Flumenthal?

The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Flumenthal.

Are there weather alerts for Flumenthal?

Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.

At what altitude is Flumenthal located?

Flumenthal sits at around 446 m above sea level in the canton of Solothurn. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Flumenthal?

The warmest month in Flumenthal is July, averaging 19.0 °C (1991–2020 normal). The coldest is January at 0.6 °C.

How much does it rain in Flumenthal per year?

Flumenthal receives about 1060 mm of precipitation a year. The wettest month is August (114 mm), the driest February (61 mm).

When is the best time to visit Flumenthal?

For warmth and sunshine: July (19.0 °C on average, 243 h of sun). The coldest month is January (0.6 °C). Check the 15-day forecast above for your dates.

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Home › Solothurn › Flumenthal

Weather in Flumenthal

Solothurn, 446 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Temperature · last 4 and next 28 hours

Flumenthal weather: the next 24 hours

Updated hourly.

Flumenthal weather hour by hour (48 h)

Flumenthal 15-day forecast

Two-week trend.

Flumenthal weekend weather Rain 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 Flumenthal

Neighbouring municipalities, as the crow flies.

Deitingen1 km Hubersdorf1 km Attiswil2 km Kammersrohr2 km Luterbach2 km Riedholz3 km Günsberg4 km Farnern4 km

7-day forecast for Flumenthal

Today (Sunday 27 Sep) in Flumenthal: fog, 5 to 26 °C, precipitation 0.0 mm (0 %), wind up to 12 km/h. Tomorrow: fog, 9 to 27 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	fog	5 °C	26 °C	0.0 mm	12 km/h
Tomorrow	fog	9 °C	27 °C	0.0 mm	7 km/h
Tue 29 Sep	overcast	15 °C	26 °C	0.1 mm	7 km/h
Wed 30 Sep	overcast	17 °C	23 °C	0.0 mm	8 km/h
Thu 1 Oct	light rain	16 °C	19 °C	5.7 mm	8 km/h
Fri 2 Oct	fog	14 °C	20 °C	0.0 mm	11 km/h
Sat 3 Oct	fog	15 °C	22 °C	0.0 mm	5 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 446 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected in Flumenthal today or tomorrow. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Flumenthal

Sunday 27 Sep in Flumenthal, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 5 °C around 07:00, high 26 °C around 16:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	12 °C	2 km/h
01:00	sunny	10 °C	2 km/h
02:00	sunny	8 °C	2 km/h
03:00	fog	7 °C	1 km/h
04:00	fog	6 °C	1 km/h
05:00	mostly sunny	6 °C	1 km/h
06:00	fog	6 °C	0 km/h
07:00	fog	5 °C	0 km/h
08:00	mostly sunny	6 °C	2 km/h
09:00	sunny	9 °C	0 km/h
10:00	sunny	13 °C	1 km/h
11:00	sunny	18 °C	2 km/h
12:00	sunny	21 °C	6 km/h
13:00	sunny	24 °C	9 km/h
14:00	sunny	25 °C	12 km/h
15:00	sunny	26 °C	11 km/h
16:00	mostly sunny	26 °C	10 km/h
17:00	sunny	26 °C	9 km/h
18:00	sunny	25 °C	6 km/h
19:00	sunny	21 °C	6 km/h
20:00	sunny	19 °C	8 km/h
21:00	mostly sunny	18 °C	5 km/h
22:00	sunny	17 °C	4 km/h
23:00	mostly sunny	16 °C	2 km/h

Hourly forecast issued 27.09.2026 for Flumenthal (446 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Flumenthal weather tomorrow

Tomorrow, Monday 28 Sep, in Flumenthal: fog, 9 to 27 °C, wind up to 7 km/h. No precipitation expected.

Flumenthal weekend weather

This weekend in Flumenthal: Saturday fog, 15 to 22 °C; Sunday fog, 5 to 26 °C.

Will it rain in Flumenthal this week?

Yes: 1 day with precipitation is expected in Flumenthal over the next 7 days, 5.8 mm in total. Wettest day: Thursday 1 Oct (5.7 mm).

The best day to go out in Flumenthal

The best day of the next 7 in Flumenthal: Tuesday 29 Sep, overcast, up to 26 °C.

The last 7 days in Flumenthal

From 20 Sep to 26 Sep: 15.6 °C on average, 1.3 °C above the September normal (14.3 °C), 0 mm of precipitation (7-day normal: 20 mm). Warmest day: saturday 26 Sep (26 °C); coolest night: saturday 26 Sep (5 °C).

Day	Min	Max
Sun 20 Sep	10 °C	25 °C
Mon 21 Sep	11 °C	21 °C
Tue 22 Sep	10 °C	21 °C
Wed 23 Sep	7 °C	23 °C
Thu 24 Sep	8 °C	21 °C
Fri 25 Sep	8 °C	23 °C
Sat 26 Sep	5 °C	26 °C

Open-Meteo analyses of the last 7 days (models and assimilated observations), MeteoSwiss 1991–2020 normals. Updated nightly.

Climate of Flumenthal: 1991–2020 normals

In Flumenthal (446 m), the mean annual temperature is 9.6 °C. The warmest month is July (19.0 °C on average) and the coldest January (0.6 °C). About 1060 mm of precipitation falls per year, peaking in August (114 mm) with a minimum in February (61 mm). The sun shines for about 1651 hours a year, mostly in July (243 h). On average there are 91 frost days and 12 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.5 °C and the absolute minimum −10.1 °C.

9.6 °CMean annual temperature

1060 mmPrecipitation per year

1651 hSunshine hours per year

91Frost days per year

52Summer days (≥ 25 °C)

JFMAMJJASOND

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	0.6 °C	10.6 °C	−10.1 °C	73	43	21	0
Feb	1.4 °C	13.0 °C	−9.5 °C	61	81	20	0
Mar	5.4 °C	18.9 °C	−5.6 °C	68	140	15	0
Apr	9.2 °C	23.4 °C	−2.3 °C	75	176	4	1
May	13.5 °C	27.6 °C	2.1 °C	107	196	0	4
Jun	17.2 °C	31.1 °C	5.8 °C	105	221	0	12
Jul	19.0 °C	32.5 °C	8.4 °C	112	243	0	17
Aug	18.5 °C	31.7 °C	7.7 °C	114	219	0	15
Sep	14.3 °C	26.5 °C	3.9 °C	87	158	0	4
Oct	9.8 °C	21.3 °C	−0.5 °C	87	95	2	0
Nov	4.6 °C	15.1 °C	−4.9 °C	79	46	10	0
Dec	1.4 °C	11.1 °C	−8.6 °C	92	33	19	0
Year	9.6 °C	32.5 °C	−10.1 °C	1060	1651	91	52

Source: MeteoSwiss open data (1991–2020 normals) — stations Koppigen (13 km, 485 m), Wynau (14 km, 422 m), Grenchen (15 km, 428 m), adjusted to the elevation of Flumenthal (446 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.