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Grenoble in October: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Grenoble in October will be like? Take a look at our weather guide for Grenoble, based on historical data.
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October

Weather in Grenoble in October 2025

OK Weather
Mild
🌧️
Rainy
If you plan to visit Grenoble in October, the weather is typically alright, with an average high temperature of +19°C during the day and approximately 3 sunny days. Expect some rainy, though, as there are typically 15 rainy days in the month and around 124 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+19°C
Avg. max. temperature
-1°C
Min.
+29°C
Max.
124 mm
Total precipitation
81%
Avg. humidity
1 m/s
Avg. wind
3 ☀️
Sunny Days
12 ⛅️
Cloudy
15 🌦
Rainy
Our opinion: Grenoble has OK weather in October.

Average temperature in Grenoble in October

Here are the expected maximum, average and minimum temperatures in Grenoble for October based on the historical data.
Last Year
Historical Data

Going from a maximum of +29°C during the day to a minimum of +6°C during the night, the temperature in October averages around +22°C.

The average maximum temperature goes down 57% by the end of the month, compared with the beginning of the month, from +27°C to +14°C.

Is Grenoble warm or cold in October?

Grenoble is typically mild in October.

Maximum temperatures go down compared to the previous month from +23°C to +19°C. The minimum temperature also goes down from +13°C to +10°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how October is compared to other months in Grenoble:

Climate in Grenoble in October

Grenoble weather looks like this, on average, in October and the surrounding months.
SeptemberOctoberNovember
Avg. temperature
+23°C+19°C+12°C
Min. temperature
+4°C-1°C-14°C
Max. temperature
+34°C+29°C+23°C
Rainfall
102 mm124 mm128 mm
Wind
1 m/s1 m/s1 m/s
Humidity
78%81%83%
Air pressure
1017 HPa1017 HPa1017 HPa
Sunny days
633
Cloudy days
101212
Rainy days
141514
Snowy days
001

October weather is still as ok as in September. It’s getting colder in October. From +23°C in the day, the average maximum temperature lowers to +19°C. Prepare for more rain. Average rainfall goes from 102 mm to 124 mm. Humidity rises from 78% to 81%. The average wind speed doesn’t change much during October, staying around 1 m/s. The days becoming less sunny, going from 6 sunny days in September to 3 in October.

November brings much the same weather, it remains ok.

Wind

Wind speed in Grenoble in October based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Grenoble is gradually increasing during October, going from 0 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during October in Grenoble based on historical data.
Last Year
Historical Data
Typically, there is a 42% chance of rain on an average day in October, with total rainfall of approximately 252 mm. The maximum amount of rainfall per day is around 80 mm, which is considered heavy rain. October is a pretty wet month with over 13 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
October is one of the rainiest months in Grenoble, here is a comparison with other months, total mm:
Grenoble wettest month is May, where a typical day has a 68% chance of precipitation and 138 mm of rainfall per day. February, on the other hand, is the driest month with a mere 34% chance of precipitation and 85 mm of rainfall per day.

How was the weather last October in Grenoble?

This is the weather in Grenoble in October 2023:
1 October
☀️
+27°C
2 October
☀️
+29°C
3 October
☁️
+27°C
4 October
☁️
+21°C
5 October
☁️
+24°C
6 October
☀️
+25°C
7 October
☀️
+25°C
8 October
☀️
+28°C
9 October
☀️
+28°C
10 October
☀️
+28°C
11 October
☀️
+28°C
12 October
☁️
+27°C
13 October
☀️
+26°C
14 October
🌧️
+20°C
15 October
☁️
+16°C
16 October
☁️
+19°C
17 October
☁️
+21°C
18 October
☁️
+22°C
19 October
🌧️
+21°C
20 October
🌧️
+19°C
21 October
🌧️
+18°C
22 October
☁️
+18°C
23 October
☁️
+22°C
24 October
🌧️
+18°C
25 October
☁️
+17°C
26 October
🌧️
+16°C
27 October
🌧️
+16°C
28 October
☁️
+18°C
29 October
☁️
+19°C
30 October
☁️
+17°C
31 October
🌧️
+14°C
In October 2023 Grenoble had 9 sunny days, 14 cloudy days, and 8 rainy days. The average maximum temperature was +22°C, with an absolute maximum of +29°C and a minimum of +14°C. The average humidity was 79%, with a maximum of 100% and a minimum of 39%. The average wind speed was 1 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in October?

Climate Change over Years

This is how Grenoble climate have been changing during last 43 years period.

The climate in Grenoble in October has not changed much over the last 43 years.

The average temperature was the lowest in 1980 (+15°C) and the highest in 2022 (+20°C). The driest year was 1989 with only 836 mm of rainfall, and the wettest year was 2023 with 2113 mm.

FAQ

Frequently asked questions about the weather in Grenoble in October:

Is October a good time to visit Grenoble?

It’s always a good time to visit Grenoble, but the weather is changeable in October, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Grenoble in October?

October has mild temperatures in Grenoble. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Grenoble rainy in October?

Grenoble is often rainy in October. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Grenoble in October?

Usually, it’s not very sunny in Grenoble in October, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in France

Check out the weather for other cities in France.

Monthly weather in Grenoble

Source of the data

For this page, we’ve looked at the typical weather in Grenoble, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.