January could be a good time to visit Rennes, as the weather is generally fine. The average high temperature is around +8°C, and there are typically 3 sunny days in January. However, expect about 15 rainy days, and total monthly rainfall of approximately 55 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Good to know:
January is usually the coldest month of the year in Rennes;
Average weather
☀️
+8°C
Avg. max. temperature
-14°C
Min.
+16°C
Max.
55 mm
Total precipitation
86%
Avg. humidity
3 m/s
Avg. wind
3 ☀️
Sunny Days
11 ⛅️
Cloudy
15 🌦
Rainy
Our opinion: Rennes has OK weather in January.
Average temperature in Rennes in January
Here are the expected maximum, average and minimum temperatures in Rennes for January based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in January is +9°C with a maximum of +14°C and a minimum of -5°C.
The average maximum temperature goes down 16% by the end of the month, compared with the beginning of the month, from +14°C to +11°C.
Is Rennes warm or cold in January?
Rennes is typically cool in January.
Maximum temperatures go down compared to the previous month from +9°C to +8°C. The minimum temperature also goes down from +4°C to +3°C.
Pack a sweater and a jacket as there will be cooler temperatures.
January is the coldest month in Rennes, here is the comparison with other months:
Climate in Rennes in January
Rennes weather looks like this, on average, in January and the surrounding months.
December
January
February
Avg. temperature
+9°C
+8°C
+9°C
Min. temperature
-7°C
-14°C
-11°C
Max. temperature
+18°C
+16°C
+21°C
Rainfall
62 mm
55 mm
44 mm
Wind
3 m/s
3 m/s
3 m/s
Humidity
87%
86%
82%
Air pressure
1016 HPa
1018 HPa
1017 HPa
Sunny days
3
3
4
Cloudy days
11
11
10
Rainy days
15
15
13
Snowy days
1
1
1
January weather is still as ok as in December.It’s getting colder in January. From +9°C in the day, the average maximum temperature lowers to +8°C.As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 62 mm to 55 mm.It feels drier, as humidity decreases from 87% to 86%.The average wind speed doesn’t change much during January, staying around 3 m/s.The amount of sunny days stay about the same, averaging 3 sunny days during the month.
February brings much the same weather, it remains ok.
Wind speed in Rennes in January based on historical data.
Last Year
Historical Data
The average wind speed is 4 m/s getting up to 7 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 decreasing during January, going from 4 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during January in Rennes based on historical data.
Last Year
Historical Data
Total precipitation in January is about 66 mm, with a 55% chance of rain on a typical day. The maximum amount of rainfall per day is around 12 mm, which is considered light rain.January is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how January is compared with other months in the amount of precipitation, 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.
Snow
Amount of snow in mm during January in Rennes based on historical data.
Last Year
Historical Data
The total snow in January is about 0 mm, with a 0% chance of snow on a typical day.
January is one of the snowiest months in Rennes.
Here’s how January is compared with other months in the amount of snow, total mm:
How was the weather last January in Rennes?
This is the weather in Rennes in January 2023:
1 January
🌧️
+14°C
2 January
🌧️
+13°C
3 January
☀️
+12°C
4 January
🌧️
+14°C
5 January
☁️
+13°C
6 January
☁️
+13°C
7 January
🌧️
+13°C
8 January
🌧️
+12°C
9 January
☀️
+10°C
10 January
🌧️
+14°C
11 January
☀️
+13°C
12 January
☁️
+13°C
13 January
☁️
+12°C
14 January
🌧️
+14°C
15 January
☁️
+10°C
16 January
🌧️
+8°C
17 January
🌧️
+6°C
18 January
🌧️
+5°C
19 January
🌧️
+4°C
20 January
☁️
+7°C
21 January
☀️
+6°C
22 January
🌫️
+5°C
23 January
🌫️
+5°C
24 January
☁️
+3°C
25 January
☁️
+5°C
26 January
☁️
+8°C
27 January
☁️
+7°C
28 January
☁️
+6°C
29 January
☁️
+5°C
30 January
☁️
+10°C
31 January
☁️
+11°C
In January 2023 Rennes had 4 sunny days, 14 cloudy days, and 11 rainy days. The average maximum temperature was +9°C, with an absolute maximum of +14°C and a minimum of +3°C. The average humidity was 87%, with a maximum of 100% and a minimum of 52%. The average wind speed was 4 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in January?
Climate Change over Years
This is how Rennes climate have been changing during last 43 years period.
The climate in Rennes in January 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 January:
Is January a good time to visit Rennes?
It’s always a good time to visit Rennes, but the weather is changeable in January, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Rennes in January?
Not really, January is not the best time to sunbathe, unless you visit a local solarium.
Is Rennes rainy in January?
Rennes is often rainy in January. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Rennes in January?
Usually, it’s not very sunny in Rennes in January, 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.