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    Brittany

    Rennes weather and climate

    Brittany

    Rennes weather and climate

     

    Day

    19 °C

     

    Night

    9 °C

     

    Sea

    13 °C

     

    Precipitation

    66 mm

    in month

     

    Rainy days

    10 days

    in month

     

    Daylight

    15 hours

    average

     

    Sunshine

    7 hours

    average

     

    Humidity

    78 %

     

    Day

    19 °C

     

    Night

    9 °C

     

    Sea

    13 °C

     

    Precipitation

    66 mm

    in month

     

    Rainy days

    10 days

    in month

     

    Daylight

    15 hours

    average

     

    Sunshine

    7 hours

    average

     

    Humidity

    78 %

    Overview: Rennes
    Rennes (France) in general has a mild climate. The day temperatures range from 9 °C (47 °F) in January to 24 °C (76 °F) in July. The highest night temperatures could be experienced in July with 14 °C (57 °F), the lowest in February with 3 °C (37 °F). The driest month is August with just 8 days of rain, on the contrary, the month when it rains the most is December with 13 days of rain.

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    City square in Rennes in partly cloudy weather

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    Last week's weather in Rennes

    During the week of 22 April 2024 - 28 April 2024, temperatures averaged at 13 °C (55 °F) during the day and dropped to 5 °C (41 °F) at night. These temperatures are slightly below the long-time average for Rennes, being 16 °C (61 °F) for daily temperatures and 7 °C (45 °F) for night temperatures. The end of the week saw Saturday being the coldest day of the week. The average temperatures during different times of day (local time) were following: 7am 5 °C (41 °F), 10am 9 °C (48 °F), 1pm 11 °C (52 °F), 4pm 12 °C (54 °F), 7pm 12 °C (54 °F), 10pm 9 °C (48 °F).

    There were 1 day without rain, 2 days with light rain and 4 days with moderate rain during this week. During the whole week, total of 28 mm (1.10 in) of precipitation was observed, which is above the long term average for Rennes, which is 14 mm (0.55 in). From dawn to dusk, there was an average of 67 % cloud coverage during the day. Meteorologically speaking, mist was observed.

    The wind's speed averaged 2.8 m/s. North was the dominant wind direction(s). The air pressure varied between 997 hpa and 1028 hpa. The average air humidity was 81 % in Rennes.

    During the daytime (from dawn to dusk), there were in average: 3 hours clear skies, 1 hour partially overcast skies, 8 hours overcast skies and 3 hours rainy weather. At 06:57, on average, the sun rose, and at 21:11, the sun set.

    Weather overview for Rennes

    Weather overview

    Rennes (France) in general has a mild climate. The day temperatures range from 9 °C (47 °F) in January to 24 °C (76 °F) in July. The highest night temperatures could be experienced in July with 14 °C (57 °F), the lowest in February with 3 °C (37 °F). The driest month is August with just 8 days of rain, on the contrary, the month when it rains the most is December with 13 days of rain.

    January weather

    The day temperature reaches its minimum, with its value being 9 °C (47 °F) in Rennes, while the night temperature continues to descent, its value is 3 °C (37 °F). The number of rainy days starts to descent, with its value being 12 days, while the rainfall amount descents similarly to the previous month, with its value of 69 mm (2.73 in). The maximum of the wind speed is observable.

    February weather

    The day temperature starts to rise, with its value being 10 °C (49 °F) in Rennes, while the night temperature reaches its minimum, with its value of 3 °C (37 °F). The rainfall amount descents similarly to the previous month, its value is 52 mm (2.04 in), and the number of rainy days descents similarly to the previous month as well, with its value of 11 days. The number of sun hours (without clouds) rise's start could be observed, with its value of 3 hours.

    March weather

    The day temperature rises similarly to the previous month, its value is 13 °C (55 °F) in Rennes, while the beginning of the rise of the night temperature could be noticed, with its value being 4 °C (39 °F). The descent of the number of rainy days can be observed. The rise of the number of sun hours (without clouds) can be observed, its value is 5 hours.

    April weather

    The day temperature continues to rise in Rennes, and the rise of the night temperature can be observed as well, with its value of 6 °C (42 °F). The number of sun hours (without clouds) rises similarly to the previous month, the value of this measure is 6 hours.

    May weather

    The tourist season is about to start in Rennes. The day temperature rises similarly to the previous month, with its value being 19 °C (66 °F), and the night temperature continues to rise too, with its value being 9 °C (48 °F). The rise of the number of sun hours (without clouds) can be observed, its value is 7 hours. The beginning of the rise of the rainfall amount could be noticed in this month.

    June weather

    The ongoing tourist season is noticeable in Rennes. The day temperature rises similarly to the previous month, with its value being 22 °C (72 °F), and the rise of the night temperature can be observed too, its value is 12 °C (53 °F). The minimum of the rainfall amount is observable in this month. The number of sun hours (without clouds) continues to rise, its value is 8 hours.

    July weather

    There is pending tourist season in Rennes. The day temperature is on its maximum, the value of this measure is 24 °C (76 °F), and the night temperature reaches its maximum as well, with its value of 14 °C (57 °F). The minimum of the humidity can be noticed, its value is 76 %. The number of sun hours (without clouds) is on its maximum, its value is 8 hours.

    August weather

    The number of rainy days reaches its minimum, with its value of 8 days in Rennes. The dry season continues, and the ongoing tourist season is noticeable as well this month. The number of sun hours (without clouds) descent's start could be observed, with its value being 7 hours.

    September weather

    The day temperature descent's start could be observed in Rennes, and the night temperature descent's start could be observed too, with its value being 12 °C (53 °F). There is pending tourist season. The number of rainy days rise's start could be observed in this month. The minimum of the wind speed can be noticed, with its value of 3.

    October weather

    The descent of the day temperature can be observed, with its value being 17 °C (62 °F) in Rennes, and the night temperature descents similarly to the previous month as well. The rise of the number of rainy days can be observed, with its value being 11 days, while the rainfall amount starts to rise, with its value of 80 mm (3.14 in). The number of sun hours (without clouds) continues to descent, the value of this measure is 4 hours.

    November weather

    The day temperature continues to descent, its value is 12 °C (53 °F) in Rennes, and the night temperature continues to descent too, with its value being 6 °C (42 °F). The number of rainy days continues to rise, the value of this measure is 13 days, while the rainfall amount is on its maximum, the value of this measure is 81 mm (3.20 in). The number of sun hours (without clouds) continues to descent, the value of this measure is 3 hours.

    December weather

    The day temperature continues to descent, with its value of 9 °C (48 °F) in Rennes. The number of rainy days reaches its maximum, its value is 13 days, while the beginning of the descent of the rainfall amount could be noticed, with its value being 75 mm (2.95 in). The minimum of the number of sun hours (without clouds) is observable, with its value being 2 hours. The day length reaches its minimum, the value of this measure is 8 hours.

    FAQs

    How many hours of sun to expect in Rennes in March?

    In Rennes in March, you can expect around 5 hours of sunshine.

    How windy is Rennes in April?

    An average wind scale that can be expected in Rennes in April is 4.

    Is May a good month to visit Rennes?

    May is a good month to visit Rennes. There are some people, who may feel a slight chill at 19 °C (66 °F), but others will feel perfectly fine. The temperature of 9 °C (48 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.

    How many days of precipitation on average can I expect in Rennes in June?

    In Rennes in June, we can expect 9 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.0 days of the week, or in general - 29 % days.

    What temperature can I expect during the day in July in Rennes?

    In July in Rennes, the average daily temperatures will be 24 °C (76 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.

    Is August part of the wet season in Rennes?

    No, there is no wet season in August in Rennes - you can expect 8 days of rain during the month.

    What is the sea temperature in September in Rennes?

    The sea will reach 18 °C (64 °F) in Rennes in September. At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.

    What is the air temperature in October in Rennes at night?

    The average night temperature in October in Rennes is 9 °C (48 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.

    Is November part of the dry season in Rennes?

    No, November is not a dry month in Rennes, expect rain approximately 13 days in a month.

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