Cool
Average highs are around 14°C, so pack for cooler days.
April verdict
Poor for holiday weather
Average highs are around 14°C, so pack for cooler days. Sunshine averages 6h per day, enough for a balanced month. Rainfall averages 45mm, which is relatively low for holiday planning.
Monthly averages
Temp
14°C
Rain
45mm
Sun
6h
Sea
11°C
Weather score
28
Poor
Cool
Average highs are around 14°C, so pack for cooler days.
Drier
Rainfall averages 45mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 11°C, so the water can feel cool.
Map
Compare Rennes, France with nearby places by weather score, rain, sun, temperature, and swim conditions.
April14°C average high
April is close to Rennes' yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
April45mm average rain
April sits on the drier side of Rennes' year, which helps with sightseeing and transfers.
Driest monthsJanuary to October and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
April6 hours average sun
April sits close to Rennes' yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
April11°C average sea
April is below Rennes' yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 18°C in this stretch, so swimming comfort is at its strongest.
April28 weather score
April scores below Rennes' yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.