October could be a good time to visit Rennes, as the weather is generally fine. The average high temperature is around +16°C, and there are typically 4 sunny days in October. However, expect about 17 rainy days, and total monthly rainfall of approximately 67 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+16°C
Avg. max. temperature
-3°C
Min.
+28°C
Max.
67 mm
Total precipitation
83%
Avg. humidity
2 m/s
Avg. wind
4 ☀️
Sunny Days
9 ⛅️
Cloudy
17 🌦
Rainy
Our opinion: Rennes has OK weather in October.
Average temperature in Rennes in October
Here are the expected maximum, average and minimum temperatures in Rennes for October based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in October is +19°C with a maximum of +28°C and a minimum of +6°C.
The average maximum temperature goes down 55% by the end of the month, compared with the beginning of the month, from +28°C to +16°C.
Is Rennes warm or cold in October?
Rennes is typically mild in October.
Maximum temperatures go down compared to the previous month from +21°C to +16°C. The minimum temperature also goes down from +11°C to +9°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 Rennes:
Climate in Rennes in October
Rennes weather looks like this, on average, in October and the surrounding months.
September
October
November
Avg. temperature
+21°C
+16°C
+12°C
Min. temperature
+3°C
-3°C
-5°C
Max. temperature
+34°C
+28°C
+20°C
Rainfall
45 mm
67 mm
57 mm
Wind
2 m/s
2 m/s
3 m/s
Humidity
77%
83%
86%
Air pressure
1016 HPa
1014 HPa
1014 HPa
Sunny days
7
4
3
Cloudy days
8
9
10
Rainy days
13
17
16
Snowy days
0
0
0
October weather is still as ok as in September.It’s getting colder in October. From +21°C in the day, the average maximum temperature lowers to +16°C.Prepare for more rain. Average rainfall goes from 45 mm to 67 mm.Humidity rises from 77% to 83%.The average wind speed doesn’t change much during October, staying around 2 m/s.The days becoming less sunny, going from 7 sunny days in September to 4 in October.
November brings much the same weather, it remains ok.
Wind speed in Rennes in October based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Rennes is gradually increasing during October, going from 2 m/s to 3 m/s over the course of the month.
Rain
Amount of rainfall in mm during October in Rennes based on historical data.
Last Year
Historical Data
Total precipitation in October is about 89 mm, with a 45% chance of rain on a typical day. The maximum amount of rainfall per day is around 17 mm, which is considered light rain.October is a pretty wet month with over 14 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
October is one of the rainiest months in Rennes, here is a comparison with other months, total mm:
Rennes wettest month is October, where a typical day has a 55% chance of precipitation and 67 mm of rainfall per day. August, on the other hand, is the driest month with a mere 45% chance of precipitation and 42 mm of rainfall per day.
How was the weather last October in Rennes?
This is the weather in Rennes in October 2023:
1 October
☀️
+28°C
2 October
☀️
+28°C
3 October
☀️
+19°C
4 October
☁️
+19°C
5 October
☁️
+20°C
6 October
☀️
+23°C
7 October
☀️
+25°C
8 October
☀️
+27°C
9 October
☀️
+28°C
10 October
☀️
+26°C
11 October
☁️
+23°C
12 October
☁️
+23°C
13 October
☀️
+22°C
14 October
☀️
+16°C
15 October
☀️
+14°C
16 October
☀️
+15°C
17 October
☀️
+19°C
18 October
🌧️
+19°C
19 October
🌧️
+18°C
20 October
🌧️
+17°C
21 October
🌧️
+13°C
22 October
☀️
+17°C
23 October
☁️
+15°C
24 October
☀️
+15°C
25 October
☁️
+15°C
26 October
☀️
+15°C
27 October
☁️
+14°C
28 October
🌧️
+15°C
29 October
☀️
+15°C
30 October
🌧️
+14°C
31 October
☀️
+16°C
In October 2023 Rennes had 18 sunny days, 7 cloudy days, and 6 rainy days. The average maximum temperature was +19°C, with an absolute maximum of +28°C and a minimum of +13°C. The average humidity was 82%, with a maximum of 100% and a minimum of 33%. The average wind speed was 3 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in October?
Climate Change over Years
This is how Rennes climate have been changing during last 43 years period.
The climate in Rennes in October has not changed much over the last 43 years.
The average temperature was the lowest in 1986 (+14°C) and the highest in 2022 (+18°C). The driest year was 1996 with only 390 mm of rainfall, and the wettest year was 2000 with 878 mm.
FAQ
Frequently asked questions about the weather in Rennes in October:
Is October a good time to visit Rennes?
It’s always a good time to visit Rennes, 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 Rennes in October?
October has mild temperatures in Rennes. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Is Rennes rainy in October?
Rennes 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 Rennes in October?
Usually, it’s not very sunny in Rennes in October, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Rennes, 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.