La Bernerie-en-Retz Temperature by Month
The average annual maximum temperature in La Bernerie-en-Retz, Pays de la Loire, France is 17°C (63°F), with daytime highs ranging from 11°C (52°F) in January to 24°C (75°F) in August. This page covers monthly averages, day-night differences, and how La Bernerie-en-Retz compares to cities worldwide.
La Bernerie-en-Retz Monthly Temperatures
Depending on the time of the year, temperatures range from warm to cold in La Bernerie-en-Retz. Nighttime lows follow the same pattern, ranging from 16°C (61°F) to 4°C (39°F).
The chart below illustrates the average maximum day and minimum night temperatures in La Bernerie-en-Retz by month:
The coolest part of the day is typically between 4 AM and 6 AM, while 3 PM is usually the warmest, when solar heating is at its peak. August, the city's warmest month, averages 228 hours of sunshine.
The chart below shows the average temperature throughout the year:
Temperature: La Bernerie-en-Retz vs France
The map below shows the annual temperature across France. You can also select individual months if you want to compare a specific time of year.
very warm
warm
pleasant
moderate
cold
very cold
La Bernerie-en-Retz vs World: Temperature Compared
La Bernerie-en-Retz's average annual maximum temperature is 17°C (63°F). To put that in context, here's how it compares to a few well-known destinations:
Seville, Spain averages 23°C (73°F) a year — one of the warmer cities in Western Europe, with long hot summers.
Queenstown, New Zealand averages 10°C (50°F) annually — remember seasons are flipped, so its coldest months fall in June and July.
New York City, USA averages 17°C (63°F) a year, with hot humid summers and cold winters that bring regular snowfall.
Adelaide, Australia averages 21°C (70°F) a year, with warm summers, mild winters, and relatively low rainfall year-round.
What Does the Temperature Feel Like in La Bernerie-en-Retz?
Temperature alone doesn't tell the whole story — humidity plays a big role in how warm or cold it actually feels. High humidity in summer makes the heat feel more intense, particularly once temperatures climb above 25°C. In winter, the same humidity can make cold air feel sharper than the thermometer suggests.
In the cooler months, when temperatures drop below 10°C, high humidity makes the cold feel more cutting than it would in dry conditions.
In La Bernerie-en-Retz, January is the coolest month, with average highs of 11°C (52°F) and humidity around 88% — considered very high. In August, the warmest month, temperatures average 24°C (75°F) with 76% humidity — conditions that feel high. For a full picture, see our humidity page.
Climate temperature data is typically calculated as a 30-year average. This smooths out year-to-year variability and gives a more reliable picture of what a place is actually like, rather than what happened in any single unusual year.
The readings come from a range of sources — land-based weather stations, ocean buoys, ships, and satellites. That data is collected by weather services around the world, then pooled, quality-checked, and averaged to produce the climate records you see here.
Seasonal temperature shifts influence more than just how warm it feels — they also drive changes in rainfall, cloud cover, and wind patterns throughout the year.
Warmer air holds more moisture, which tends to mean heavier or more frequent rain during the warmer months. When temperatures drop in winter, any precipitation that does fall is more likely to come as snow or sleet, though in La Bernerie-en-Retz this rarely lasts long on the ground.
For more on La Bernerie-en-Retz's weather — including monthly rainfall, sunshine hours, and humidity — visit our La Bernerie-en-Retz climate page.
