Cool
Average highs are around 15°C, so pack for cooler days.
October verdict
Poor for holiday weather
Average highs are around 15°C, so pack for cooler days. Sunshine averages 4h per day, so this is not one of the brighter months. Rainfall averages 68mm, which is relatively low for holiday planning.

Monthly averages
Temp
15°C
Rain
68mm
Sun
4h
Sea
16°C
Weather score
26
Poor
Cool
Average highs are around 15°C, so pack for cooler days.
Drier
Rainfall averages 68mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 4h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Compare Rouen, France with nearby places by weather score, rain, sun, temperature, and swim conditions.
October15°C average high
October is close to Rouen's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
October68mm average rain
October is wetter than Rouen's yearly average, so flexible plans matter more.
Driest monthsJanuary to October and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
October4 hours average sun
October sits close to Rouen's 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.
October16°C average sea
October sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to October
Sea temperatures are usually near 17°C in this stretch, so swimming comfort is at its strongest.
October26 weather score
October scores below Rouen's 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.