France · 1991–2020 normal

Saint-Nazaire in
May.

Typical May weather in Saint-Nazaire: 19.6°C by day, 9.8°C at night, 61 mm of rain over 9.6 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high19.6°C
Typical low9.8°C
Rain61 mm
Wet days9.6

In the year-round weather comparison, May scores 67 out of 100 (July leads the year at 90). Daylight is calculated as 15 h 03 from latitude 47.28°. Open-water sea temperature is 14.2°C (18 km from the place centre).

May at a glance

What is Saint-Nazaire like in May?

Plain answers from the measured climate record—not a forecast or a promise about a particular trip.

Is Saint-Nazaire hot in May?

Days are typically mild at 19.6°C, while nights average 9.8°C.

Does it rain much?

The measured monthly average is 61 mm across about 10 wet days.

How much daylight is there?

There are about 15 h 03 between sunrise and sunset at mid-month, calculated from the place latitude.

Is May a good time to visit?

May ranks 5 of 12 in our weather comparison; July ranks first.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 2977921
NOAA station
FRM00007222 · NANTES-BOUGUENAIS
Station distance
48.1 km from the place centre
Coverage
Strong coverage · 30 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.

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The weather comparison for Saint-Nazaire is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.

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