Saint-Brieuc Temperatures: Monthly Averages and Year-Round Insights

On this page, we’ll explore Saint-Brieuc’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in France.

Monthly Temperature Averages

Depending on the time of the year, temperatures range from comfortable to cold in Saint-Brieuc. On average, maximum daytime temperatures range from a comfortable 22°C in August to a chilly 10°C in February. Nighttime temperatures can drop, with averages reaching 4°C in February.

The chart below illustrates the average maximum day and minimum night temperatures in Saint-Brieuc by month:

The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM. During this time the sun's heating effect is the strongest.

The chart below shows the average temperature throughout the year:

August, the city’s warmest month, also receives about 55 mm of rainfall spread over roughly 12 days. For more information, please visit our Saint-Brieuc Precipitation page.

Annual Temperatures in France Compared

The map below shows the annual temperature across France. You can also select the different months in case you are interested in a specific month.

Annual

Annual

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Legend

very warm

warm

pleasant

moderate

cold

very cold

Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Saint-Brieuc Temperatures Compared World Wide

Saint-Brieuc’s average annual maximum temperature is 16°C. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, the average annual temperature is around 21°C, resulting in warm summers and mild winters throughout the year.

In Toronto, Canada, the average annual temperature is 13°C, with snowy winters and warm summers.

Osaka, Japan, offers a similar climate to Tokyo, with an average annual temperature of 22°C.

In Brisbane, Australia, the average annual temperature is 26°C, making it warmer than Sydney.

How are these Temperatures Measured?

Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.

This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.

Temperatures in the Mountains

Although not all regions have mountains, elevated areas exhibit distinct temperature variations.

Sun Exposure: Sunlit slopes tend to be warmer, while shaded areas remain cooler.
Altitude Effects: Temperatures drop by approximately 6°C for every 1,000 meters of elevation, creating distinct microclimates.

For more detailed information about Saint-Brieuc’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Saint-Brieuc climate page.