Best year time to visit Saint-Nazaire

General weather information about Saint-Nazaire

Average annual temperature is 17.0 °C

Absolute maximum temperature: 38.4 °C

Absolute minimum temperature: -0.7 °C

Number of sunny days: 241 days

Number of rainy days: 123 days

Number of snow days: 1 day

Look at detailed online map of Saint-Nazaire

* Weather data for Saint-Nazaire France is based on climate observations for 2026 year

Saint-Nazaire air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.622.023.024.727.534.438.238.433.330.924.821.6
Average daytime temperature (°C)11.713.817.621.023.329.431.231.128.125.018.015.2
Average temperature (°C)7.78.612.615.618.224.226.225.622.419.412.810.1
Average night temperature (°C)4.24.27.910.614.119.321.420.517.414.58.26.1
Absolute minimum temperature (°C)-0.4-0.72.06.111.614.718.416.512.68.11.40.7

Saint-Nazaire monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.510.611.913.414.615.315.013.912.511.19.89.1
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)6.57.49.110.110.912.013.111.210.08.37.46.1
Precipitation (mm)143719184849141737142924
Sunny days211622201814212525201524
Rainy days10119101316106511157
Snow days010000000000

Saint-Nazaire - weather forecast by months

Saint-Nazaire weather in januarySaint-Nazaire weather in februarySaint-Nazaire weather in marchSaint-Nazaire weather in aprilSaint-Nazaire weather in maySaint-Nazaire weather in juneSaint-Nazaire weather in julySaint-Nazaire weather in augustSaint-Nazaire weather in septemberSaint-Nazaire weather in octoberSaint-Nazaire weather in novemberSaint-Nazaire weather in december

Best time to visit Saint-Nazaire:

The best time to visit Saint-Nazaire during the most sunny months:

  • June — 12.0(h)
  • July — 13.1(h)

Months with the longest average daylight duration in Saint-Nazaire:

  • June — 15.3(h)

The largest precipitation sum in Saint-Nazaire is at

  • February — 37(mm)
  • May — 48(mm)
  • June — 49(mm)
  • September — 37(mm)

    • Weather forecast in the closest to Saint-Nazaire admin centers

    Weather forecast in the closest towns to Saint-Nazaire

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    Frequently asked questions

    When is the best time to visit Saint-Nazaire?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Saint-Nazaire.
    What is the weather like in Saint-Nazaire?
    See average temperature, rainfall and daylight hours for Saint-Nazaire by month in the table above.
    How many sunny days does Saint-Nazaire have?
    The monthly weather statistics above show sunshine and rainfall patterns for Saint-Nazaire throughout the year.