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La Seyne-sur-Mer Weather and Climate: A Comprehensive Guide

The climate in La Seyne-sur-Mer is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to mild in the cooler months. It receives mid-range precipitation levels. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

In La Seyne-sur-Mer, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 27°C in August, the warmest time of the year, to a moderate 13°C during cooler months like February.

At night, temperatures typically drop to an average of around 7°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

On average, La Seyne-sur-Mer receives a reasonable amount of rainfall, with an annual precipitation of 686 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, November receives high rainfall, averaging 111 mm of precipitation, recorded across 9 rainy days. In contrast, the drier season, July brings less rainfall, with 11 mm over 3 rainy days. For more details, please visit our La Seyne-sur-Mer Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in La Seyne-sur-Mer. While July receives considerable daily sunshine with up to 12.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.5 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Toulon, France (4 KM, 2 Miles).

Daily hours of sunshine

Data from: Toulon, France (4 KM, 2 Miles).

Average water temperature

The mean water temperature over the year ranges from 12°C in January to 22°C in July.

Water temperature over the year

Data from: Toulon, France (4 KM, 2 Miles).

Forecast for La Seyne-sur-Mer

Sun   Dec 22
16°C | 8°C
W 12 m/s
0.3 mm
broken clouds and  chance of slight rain

broken clouds and chance of slight rain

Mon   Dec 23
12°C | 7°C
NW 14 m/s
clear and no rain

clear and no rain

Tue   Dec 24
12°C | 4°C
N 9 m/s
clear and no rain

clear and no rain

The best time of year to visit La Seyne-sur-Mer in France

During the months of May, June, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in La Seyne-sur-Mer?
    The hottest season / summer takes place in June, July, August and September.
  • Does La Seyne-sur-Mer have a dry season?
    Yes, the months of July and August are very dry.
  • Which is the warmest month in La Seyne-sur-Mer?
    August has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in La Seyne-sur-Mer?
    The coldest month is February with an average maximum temperature of 13°C.
  • Which is the wettest month in La Seyne-sur-Mer?
    November tops the wettest month list with 111 mm of rainfall.
  • Which is the driest month in La Seyne-sur-Mer?
    July is the driest month with 11 mm of precipitation.
  • Which is the sunniest month in La Seyne-sur-Mer?
    July is the sunniest month with an average of 364 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.