What is the weather in Flaach today?

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

What is the 15-day forecast for Flaach?

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

Will it rain tomorrow in Flaach?

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

What is the air quality in Flaach?

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

Are there weather alerts for Flaach?

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

At what altitude is Flaach located?

Flaach sits at around 353 m above sea level in the canton of Zurich. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Flaach?

The warmest month in Flaach is July, averaging 19.7 °C (1991–2020 normal). The coldest is January at 1.2 °C.

How much does it rain in Flaach per year?

Flaach receives about 938 mm of precipitation a year. The wettest month is July (101 mm), the driest February (58 mm).

When is the best time to visit Flaach?

For warmth and sunshine: July (19.7 °C on average, 229 h of sun). The coldest month is January (1.2 °C). Check the 15-day forecast above for your dates.

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Home › Zurich › Flaach

Weather in Flaach

Zurich, 353 m · continuously updated

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

Temperature · last 4 and next 28 hours

Flaach weather: the next 24 hours

Updated hourly.

Flaach weather hour by hour (48 h)

Flaach 15-day forecast

Two-week trend.

Flaach 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 Flaach

Neighbouring municipalities, as the crow flies.

Volken2 km Berg am Irchel3 km Rüdlingen3 km Dorf4 km Buch am Irchel4 km Buchberg4 km Marthalen5 km Rheinau5 km

7-day forecast for Flaach

Today (Sunday 27 Sep) in Flaach: fog, 5 to 27 °C, precipitation 0.0 mm (0 %), wind up to 7 km/h. Tomorrow: fog, 8 to 29 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	fog	5 °C	27 °C	0.0 mm	7 km/h
Tomorrow	fog	8 °C	29 °C	0.0 mm	12 km/h
Tue 29 Sep	fog	10 °C	28 °C	0.0 mm	7 km/h
Wed 30 Sep	overcast	14 °C	26 °C	0.0 mm	6 km/h
Thu 1 Oct	showers	15 °C	19 °C	2.3 mm	4 km/h
Fri 2 Oct	fog	12 °C	21 °C	0.0 mm	10 km/h
Sat 3 Oct	fog	11 °C	22 °C	0.0 mm	5 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 353 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Flaach

Sunday 27 Sep in Flaach, hour by hour: fog in the morning, sunny in the afternoon, mostly sunny in the evening. Low 6 °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	10 °C	1 km/h
01:00	sunny	9 °C	2 km/h
02:00	mostly sunny	8 °C	2 km/h
03:00	fog	7 °C	2 km/h
04:00	fog	7 °C	1 km/h
05:00	fog	7 °C	2 km/h
06:00	fog	6 °C	3 km/h
07:00	fog	6 °C	1 km/h
08:00	fog	6 °C	2 km/h
09:00	fog	7 °C	1 km/h
10:00	sunny	12 °C	2 km/h
11:00	sunny	17 °C	2 km/h
12:00	sunny	21 °C	2 km/h
13:00	sunny	24 °C	0 km/h
14:00	mostly sunny	26 °C	3 km/h
15:00	sunny	27 °C	6 km/h
16:00	sunny	28 °C	8 km/h
17:00	sunny	27 °C	8 km/h
18:00	mostly sunny	26 °C	5 km/h
19:00	mostly sunny	22 °C	5 km/h
20:00	mostly sunny	17 °C	6 km/h
21:00	sunny	16 °C	4 km/h
22:00	mostly sunny	15 °C	2 km/h
23:00	partly cloudy	13 °C	1 km/h

Hourly forecast issued 27.09.2026 for Flaach (353 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Flaach weather tomorrow

Tomorrow, Monday 28 Sep, in Flaach: fog, 8 to 29 °C, wind up to 12 km/h. No precipitation expected.

Flaach weekend weather

This weekend in Flaach: Saturday fog, 11 to 22 °C; Sunday fog, 5 to 27 °C.

Will it rain in Flaach this week?

Yes: 1 day with precipitation is expected in Flaach over the next 7 days, 2.3 mm in total. Wettest day: Thursday 1 Oct (2.3 mm).

The best day to go out in Flaach

The best day of the next 7 in Flaach: Wednesday 30 Sep, overcast, up to 26 °C.

Among the 160 municipalities of canton Zurich covered by the MeteoSwiss 1991-2020 normals, Flaach ranks 149 for annual precipitation (938 mm) and 136 for sunshine (1594 hours per year). July's hottest day averages 33.1 °C; January's coldest night drops to -8.8 °C.

The last 7 days in Flaach

From 20 Sep to 26 Sep: 14.6 °C on average, in line with the September normal (14.9 °C), 0 mm of precipitation (7-day normal: 16 mm). Warmest day: saturday 26 Sep (26 °C); coolest night: saturday 26 Sep (3 °C).

Day	Min	Max
Sun 20 Sep	9 °C	25 °C
Mon 21 Sep	11 °C	21 °C
Tue 22 Sep	4 °C	21 °C
Wed 23 Sep	5 °C	22 °C
Thu 24 Sep	6 °C	22 °C
Fri 25 Sep	6 °C	22 °C
Sat 26 Sep	3 °C	26 °C

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

Climate of Flaach: 1991–2020 normals

In Flaach (353 m), the mean annual temperature is 10.2 °C. The warmest month is July (19.7 °C on average) and the coldest January (1.2 °C). About 938 mm of precipitation falls per year, peaking in July (101 mm) with a minimum in February (58 mm). The sun shines for about 1594 hours a year, mostly in July (229 h). On average there are 84 frost days and 12 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 33.1 °C and the absolute minimum −8.8 °C.

10.2 °CMean annual temperature

938 mmPrecipitation per year

1594 hSunshine hours per year

84Frost 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	1.2 °C	11.6 °C	−8.8 °C	70	46	20	0
Feb	2.0 °C	14.1 °C	−8.4 °C	58	79	19	0
Mar	6.2 °C	19.7 °C	−4.5 °C	62	134	12	0
Apr	10.2 °C	24.4 °C	−1.3 °C	66	170	4	1
May	14.3 °C	28.2 °C	3.0 °C	97	188	0	5
Jun	18.0 °C	31.7 °C	6.9 °C	92	210	0	12
Jul	19.7 °C	33.1 °C	9.3 °C	101	229	0	16
Aug	19.2 °C	32.1 °C	8.7 °C	94	211	0	15
Sep	14.9 °C	27.3 °C	4.6 °C	70	155	0	4
Oct	10.3 °C	22.2 °C	0.3 °C	76	91	2	0
Nov	5.1 °C	16.0 °C	−4.0 °C	71	46	9	0
Dec	1.9 °C	12.2 °C	−8.0 °C	83	35	18	0
Year	10.2 °C	33.1 °C	−8.8 °C	938	1594	84	52

Source: MeteoSwiss open data (1991–2020 normals) — stations Schaffhausen (12 km, 438 m), Zürich / Kloten (13 km, 426 m), Hallau (16 km, 419 m), adjusted to the elevation of Flaach (353 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.