What is the weather in Riaz today?

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

What is the 15-day forecast for Riaz?

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

Will it rain tomorrow in Riaz?

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

What is the air quality in Riaz?

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

Are there weather alerts for Riaz?

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

At what altitude is Riaz located?

Riaz sits at around 860 m above sea level in the canton of Fribourg. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.

What is the warmest month in Riaz?

The warmest month in Riaz is July, averaging 16.9 °C (1991–2020 normal). The coldest is February at 1.7 °C.

How much does it rain in Riaz per year?

Riaz receives about 856 mm of precipitation a year. The wettest month is July (102 mm), the driest February (46 mm).

When is the best time to visit Riaz?

For warmth and sunshine: July (16.9 °C on average, — h of sun). The coldest month is February (1.7 °C). Check the 15-day forecast above for your dates.

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Home › Fribourg › Riaz

Weather in Riaz

Fribourg, 860 m · continuously updated

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

Temperature · last 4 and next 28 hours

Riaz weather: the next 24 hours

Updated hourly.

Riaz weather hour by hour (48 h)

Riaz 15-day forecast

Two-week trend.

Riaz 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 Riaz

Neighbouring municipalities, as the crow flies.

Echarlens1 km Vuadens3 km Le Pâquier (FR)3 km Marsens3 km Vaulruz3 km Bulle4 km Sâles4 km Morlon5 km

7-day forecast for Riaz

Today (Sunday 27 Sep) in Riaz: partly cloudy, 12 to 24 °C, precipitation 0.0 mm (0 %), wind up to 12 km/h. Tomorrow: overcast, 14 to 24 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	partly cloudy	12 °C	24 °C	0.0 mm	12 km/h
Tomorrow	overcast	14 °C	24 °C	0.0 mm	8 km/h
Tue 29 Sep	showers	13 °C	23 °C	0.0 mm	7 km/h
Wed 30 Sep	light rain	15 °C	20 °C	0.9 mm	4 km/h
Thu 1 Oct	light rain	14 °C	17 °C	9.2 mm	5 km/h
Fri 2 Oct	overcast	12 °C	18 °C	0.0 mm	13 km/h
Sat 3 Oct	overcast	10 °C	19 °C	0.0 mm	6 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 860 m). The interactive block at the top refreshes hourly and covers 16 days.

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

Hourly weather in Riaz

Sunday 27 Sep in Riaz, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 13 °C around 07:00, high 25 °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	13 °C	4 km/h
02:00	sunny	13 °C	4 km/h
03:00	sunny	13 °C	5 km/h
04:00	sunny	13 °C	5 km/h
05:00	sunny	13 °C	5 km/h
06:00	sunny	13 °C	5 km/h
07:00	sunny	13 °C	5 km/h
08:00	sunny	13 °C	4 km/h
09:00	sunny	15 °C	1 km/h
10:00	sunny	17 °C	2 km/h
11:00	sunny	20 °C	4 km/h
12:00	sunny	21 °C	7 km/h
13:00	sunny	23 °C	10 km/h
14:00	sunny	24 °C	13 km/h
15:00	sunny	24 °C	13 km/h
16:00	sunny	25 °C	13 km/h
17:00	sunny	24 °C	12 km/h
18:00	sunny	23 °C	8 km/h
19:00	mostly sunny	21 °C	5 km/h
20:00	partly cloudy	16 °C	7 km/h
21:00	partly cloudy	16 °C	5 km/h
22:00	sunny	16 °C	4 km/h
23:00	mostly sunny	16 °C	3 km/h

Hourly forecast issued 27.09.2026 for Riaz (860 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Riaz weather tomorrow

Tomorrow, Monday 28 Sep, in Riaz: overcast, 14 to 24 °C, wind up to 8 km/h. No precipitation expected.

Riaz weekend weather

This weekend in Riaz: Saturday overcast, 10 to 19 °C; Sunday partly cloudy, 12 to 24 °C.

Will it rain in Riaz this week?

Yes: 1 day with precipitation is expected in Riaz over the next 7 days, 10.1 mm in total. Wettest day: Thursday 1 Oct (9.2 mm).

The best day to go out in Riaz

The best day of the next 7 in Riaz: Sunday 27 Sep, partly cloudy, up to 24 °C.

The last 7 days in Riaz

From 20 Sep to 26 Sep: 15.2 °C on average, 0 mm of precipitation. Warmest day: saturday 26 Sep (24 °C); coolest night: tuesday 22 Sep (7 °C).

Day	Min	Max
Sun 20 Sep	11 °C	22 °C
Mon 21 Sep	10 °C	20 °C
Tue 22 Sep	7 °C	19 °C
Wed 23 Sep	7 °C	21 °C
Thu 24 Sep	10 °C	21 °C
Fri 25 Sep	8 °C	22 °C
Sat 26 Sep	11 °C	24 °C

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

Climate of Riaz: 1991–2020 normals

In Riaz (860 m), the mean annual temperature is 8.9 °C. The warmest month is July (16.9 °C on average) and the coldest February (1.7 °C). About 856 mm of precipitation falls per year, peaking in July (102 mm) with a minimum in February (46 mm). On average there are 109 frost days and 6 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 28.5 °C and the absolute minimum −9.4 °C.

8.9 °CMean annual temperature

856 mmPrecipitation per year

109Frost days per year

39Summer days (≥ 25 °C)

JFMAMJJASOND

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

Month	Mean T	Abs. max	Abs. min	Precip. (mm)	Frost days	Summer days
Jan	1.8 °C	12.1 °C	−9.1 °C	47	24	0
Feb	1.7 °C	12.9 °C	−9.4 °C	46	22	0
Mar	4.4 °C	15.6 °C	−6.5 °C	51	17	0
Apr	7.2 °C	19.1 °C	−3.3 °C	57	7	0
May	11.2 °C	23.5 °C	1.2 °C	90	1	2
Jun	14.9 °C	27.0 °C	4.8 °C	90	0	9
Jul	16.9 °C	28.5 °C	7.3 °C	102	0	13
Aug	16.9 °C	28.1 °C	6.8 °C	102	0	12
Sep	13.2 °C	23.8 °C	3.5 °C	74	0	2
Oct	10.1 °C	21.3 °C	−0.5 °C	69	3	0
Nov	5.3 °C	16.8 °C	−5.0 °C	62	13	0
Dec	2.7 °C	13.2 °C	−8.0 °C	65	22	0
Year	8.9 °C	28.5 °C	−9.4 °C	856	109	39

Source: MeteoSwiss open data (1991–2020 normals) — stations Le Moléson (9 km, 1974 m), Fribourg / Grangeneuve (17 km, 651 m), Château-d'Oex (19 km, 1028 m), adjusted to the elevation of Riaz (860 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.