Grenoble Weather — 10-Day Forecast and 30-Day Outlook

Weather in Grenoble (France) right now and for the days ahead: a day-by-day 10-day forecast, an outlook up to 30 days, and past weather for any date.

Grenoble climate by month

In Grenoble, the warmest month is August, with average highs of 24.2 °C, and the coldest is January, with average lows of -3.7 °C. About 889 mm of rain falls each year over 132 days; October is the wettest month (102 mm) and July the driest (40 mm).

Best time to visit Grenoble: for mild, mostly dry days, aim for June, July, August, September.

Month	Avg high	Avg low	Rain	Rainy days
January	4 °C	-3.7 °C	70 mm	12
February	6.9 °C	-2.4 °C	52 mm	10
March	9.9 °C	-0.6 °C	70 mm	11
April	13 °C	1.8 °C	63 mm	10
May	16.2 °C	5.9 °C	93 mm	15
June	21.2 °C	10.6 °C	87 mm	14
July	24.1 °C	12.3 °C	40 mm	8
August	24.2 °C	12.1 °C	49 mm	8
September	19.9 °C	8.6 °C	69 mm	10
October	16 °C	5.3 °C	102 mm	11
November	9.2 °C	0.7 °C	100 mm	12
December	5.9 °C	-1.8 °C	94 mm	13

2015–2024 averages computed from NASA POWER data (about 50 km grid: values may differ slightly from a city weather station, especially on the coast or in the mountains).

Frequently asked questions

What is the 15-day weather forecast for Grenoble?

The first 10 days come from the forecast model of the Norwegian Meteorological Institute (MET Norway), updated several times a day. After that, we show the outlook: the normal temperatures in Grenoble for the time of year and the chance of rain, based on the last 10 years.

Is there a 30-day forecast for Grenoble?

No model can reliably forecast the weather on a specific day 30 days ahead. The outlook shows what is typical in Grenoble at that time of year: a good basis for planning a trip, to be checked against the 10-day forecast as the date gets closer.

What is the hottest month in Grenoble?

August, with average highs of 24.2 °C. The coldest month is January, with average lows of -3.7 °C.

What is the rainiest month in Grenoble?

October. The driest month is July. On average it rains on 132 days a year in Grenoble, for about 889 mm of precipitation.

How can I check past weather in Grenoble?

Pick a date in the "Past weather" section to see the high and low temperatures and the rain recorded that day, how it compared with normal, and the same day in previous years.

Grenoble Weather: 10-Day Forecast and 30-Day Outlook

Grenoble

Forecast

Outlook up to 30 days

Past weather: what was it like?

Last 14 days

Grenoble climate by month

Frequently asked questions

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