Trouville-sur-Mer Temperature by Month
The average annual maximum temperature in Trouville-sur-Mer, Lower Normandy, France is 16°C (61°F), with daytime highs ranging from 9°C (48°F) in February to 23°C (73°F) in August. This page covers monthly averages, day-night differences, and how Trouville-sur-Mer compares to cities worldwide.
Trouville-sur-Mer Monthly Temperatures
The climate in Trouville-sur-Mer is dynamic, ranging widely from chilly in winter to comfortable in summer. Nights are significantly colder, with lows dropping from 15°C (59°F) in August to 4°C (39°F) in February.
The chart below illustrates the average maximum day and minimum night temperatures in Trouville-sur-Mer by month:
The coldest point of the day usually falls between 4 AM and 6 AM, with temperatures peaking around 3 PM. August, the city's warmest month, gets 217 hours of sunshine.
The chart below shows the average temperature throughout the year:
Temperature: Trouville-sur-Mer 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.
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Trouville-sur-Mer vs World: Temperature Compared
Trouville-sur-Mer's average annual maximum temperature is 16°C (61°F). To put that in context, here's how it compares to a few well-known destinations:
Athens, Greece sits at 23°C (73°F) on average, with hot dry summers and mild winters characteristic of the Mediterranean.
On the cooler end, Oslo, Norway averages just 10°C (50°F) annually, with pleasant summers but long, cold winters.
Chicago, USA averages 15°C (59°F) annually — known for extreme seasonal swings, from bitterly cold winters to warm summers.
Tokyo, Japan averages 21°C (70°F) a year, with hot summers, cool winters, and a well-defined cherry blossom spring.
What Does the Temperature Feel Like in Trouville-sur-Mer?
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 Trouville-sur-Mer, February is the coolest month, with average highs of 10°C (50°F) and humidity around 85% — considered very high. In August, the warmest month, temperatures average 23°C (73°F) with 82% humidity — conditions that feel very 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 Trouville-sur-Mer this rarely lasts long on the ground.
For more on Trouville-sur-Mer's weather — including monthly rainfall, sunshine hours, and humidity — visit our Trouville-sur-Mer climate page.
