What is the weather in Arlesheim today?

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

What is the 15-day forecast for Arlesheim?

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

Will it rain tomorrow in Arlesheim?

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

What is the air quality in Arlesheim?

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

Are there weather alerts for Arlesheim?

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

At what altitude is Arlesheim located?

Arlesheim sits at around 422 m above sea level in the canton of Basel-Country. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Arlesheim?

The warmest month in Arlesheim is July, averaging 19.2 °C (1991–2020 normal). The coldest is January at 1.6 °C.

How much does it rain in Arlesheim per year?

Arlesheim receives about 870 mm of precipitation a year. The wettest month is May (101 mm), the driest February (46 mm).

When is the best time to visit Arlesheim?

For warmth and sunshine: July (19.2 °C on average, 235 h of sun). The coldest month is January (1.6 °C). Check the 15-day forecast above for your dates.

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Home › Basel-Country › Arlesheim

Weather in Arlesheim

Basel-Country, 422 m · continuously updated

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

Birs: 14.4 °C at Münchenstein, Hofmatt river temperature · FOEN gauge 2.6 km away · 27.09. 00h

Temperature · last 4 and next 28 hours

Arlesheim weather: the next 24 hours

Updated hourly.

Arlesheim weather hour by hour (48 h)

Arlesheim 15-day forecast

Two-week trend.

Arlesheim 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 Arlesheim

Neighbouring municipalities, as the crow flies.

Reinach (BL)2 km Dornach2 km Gempen3 km Münchenstein4 km Aesch (BL)5 km Hochwald5 km Bottmingen5 km Duggingen5 km

7-day forecast for Arlesheim

Today (Sunday 27 Sep) in Arlesheim: mostly sunny, 10 to 27 °C, precipitation 0.0 mm (0 %), wind up to 9 km/h. Tomorrow: overcast, 14 to 28 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	mostly sunny	10 °C	27 °C	0.0 mm	9 km/h
Tomorrow	overcast	14 °C	28 °C	0.0 mm	9 km/h
Tue 29 Sep	overcast	14 °C	27 °C	0.0 mm	6 km/h
Wed 30 Sep	overcast	16 °C	24 °C	0.0 mm	5 km/h
Thu 1 Oct	light rain	16 °C	18 °C	5.4 mm	4 km/h
Fri 2 Oct	fog	13 °C	21 °C	0.0 mm	7 km/h
Sat 3 Oct	fog	13 °C	22 °C	0.0 mm	6 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 422 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Arlesheim

Sunday 27 Sep in Arlesheim, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 10 °C around 07:00, high 28 °C around 16:00. No rainy hour.

Show the 24-hour table

Time	Weather	Temp.	Wind
00:00	sunny	13 °C	3 km/h
01:00	sunny	12 °C	1 km/h
02:00	sunny	12 °C	2 km/h
03:00	sunny	11 °C	1 km/h
04:00	sunny	11 °C	2 km/h
05:00	sunny	11 °C	3 km/h
06:00	sunny	10 °C	3 km/h
07:00	sunny	10 °C	3 km/h
08:00	sunny	11 °C	3 km/h
09:00	sunny	15 °C	2 km/h
10:00	sunny	18 °C	4 km/h
11:00	sunny	20 °C	4 km/h
12:00	sunny	22 °C	5 km/h
13:00	sunny	24 °C	6 km/h
14:00	sunny	26 °C	5 km/h
15:00	sunny	27 °C	7 km/h
16:00	sunny	28 °C	7 km/h
17:00	mostly sunny	27 °C	5 km/h
18:00	sunny	25 °C	6 km/h
19:00	sunny	21 °C	8 km/h
20:00	mostly sunny	19 °C	8 km/h
21:00	mostly sunny	19 °C	7 km/h
22:00	sunny	18 °C	5 km/h
23:00	mostly sunny	17 °C	4 km/h

Hourly forecast issued 27.09.2026 for Arlesheim (422 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Arlesheim weather tomorrow

Tomorrow, Monday 28 Sep, in Arlesheim: overcast, 14 to 28 °C, wind up to 9 km/h. No precipitation expected.

Arlesheim weekend weather

This weekend in Arlesheim: Saturday fog, 13 to 22 °C; Sunday mostly sunny, 10 to 27 °C.

Will it rain in Arlesheim this week?

Yes: 1 day with precipitation is expected in Arlesheim over the next 7 days, 5.4 mm in total. Wettest day: Thursday 1 Oct (5.4 mm).

The best day to go out in Arlesheim

The best day of the next 7 in Arlesheim: Sunday 27 Sep, mostly sunny, up to 27 °C.

The last 7 days in Arlesheim

From 20 Sep to 26 Sep: 15.6 °C on average, in line with the September normal (14.6 °C), 0 mm of precipitation (7-day normal: 17 mm). Warmest day: saturday 26 Sep (26 °C); coolest night: tuesday 22 Sep (6 °C).

Day	Min	Max
Sun 20 Sep	12 °C	25 °C
Mon 21 Sep	11 °C	20 °C
Tue 22 Sep	6 °C	20 °C
Wed 23 Sep	6 °C	23 °C
Thu 24 Sep	10 °C	22 °C
Fri 25 Sep	8 °C	22 °C
Sat 26 Sep	6 °C	26 °C

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

Climate of Arlesheim: 1991–2020 normals

In Arlesheim (422 m), the mean annual temperature is 10.2 °C. The warmest month is July (19.2 °C on average) and the coldest January (1.6 °C). About 870 mm of precipitation falls per year, peaking in May (101 mm) with a minimum in February (46 mm). The sun shines for about 1716 hours a year, mostly in July (235 h). On average there are 61 frost days and 13 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.0 °C and the absolute minimum −8.5 °C.

10.2 °CMean annual temperature

870 mmPrecipitation per year

1716 hSunshine hours per year

61Frost days per year

56Summer 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	1.6 °C	12.9 °C	−8.5 °C	49	67	16	0
Feb	2.7 °C	14.4 °C	−7.3 °C	46	89	14	0
Mar	6.4 °C	19.6 °C	−4.2 °C	51	139	8	0
Apr	10.1 °C	23.8 °C	−1.0 °C	66	170	2	1
May	14.0 °C	27.4 °C	3.4 °C	101	186	0	5
Jun	17.4 °C	30.7 °C	7.2 °C	90	211	0	12
Jul	19.2 °C	32.0 °C	9.6 °C	92	235	0	17
Aug	18.8 °C	31.2 °C	8.9 °C	92	218	0	16
Sep	14.6 °C	26.0 °C	5.2 °C	73	165	0	5
Oct	10.4 °C	22.1 °C	1.1 °C	76	112	1	0
Nov	5.4 °C	16.2 °C	−3.5 °C	67	68	6	0
Dec	2.4 °C	13.5 °C	−7.0 °C	67	56	15	0
Year	10.2 °C	32.0 °C	−8.5 °C	870	1716	61	56

Source: MeteoSwiss open data (1991–2020 normals) — stations Basel / Binningen (6 km, 316 m), St. Chrischona (9 km, 493 m), Rünenberg (20 km, 611 m), adjusted to the elevation of Arlesheim (422 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.