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Data Source: Safety, crime, and quality metrics are sourced from Numbeo, a crowd-sourced global database of reported data.
All scores are relative comparisons on a 0-100 scale, where 50 = global average. Higher scores mean better than average, lower scores mean worse than average.
Boulogne-sur-Mer offers a rugged, maritime lifestyle for those seeking an authentic Northern French experience away from the polished veneer of the Riviera. It is a practical choice for professionals drawn to the coastal atmosphere and a manageable pace of life, providing reliable access to healthcare and functional public transport. The city serves as a grounded base for those who value proximity to the sea over high-octane urban amenities.
However, relocation here requires a mindset shift; the local charm is paired with a more weathered, industrial character that may feel stark to some. While the cost of living remains accessible, you are trading the seamless convenience of a major metropolis for a quieter, more unpretentious coastal existence.
Population
47,013
Area
3 km²
Density
16,911 per km²
Founded
-
Language
French
Distance to Coast
4 km
Districts & Neighborhoods in Boulogne-sur-Mer
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Climate & Weather in Boulogne-sur-Mer
Boulogne-sur-Mer has an oceanic climate (Köppen Cfb) with cool summers, mild-to-chilly winters, and a strong maritime influence from the English Channel. Annual rainfall is moderate and spread through the year, while humidity stays relatively high, making the climate changeable but generally temperate.
Summer Average
21°C
Winter Average
3°C
Climate Type
Oceanic
Rainy Days
56
Sunny Days
74
Humidity
80%
Spring
March - May
8-15°C
Spring is cool and often breezy, with temperatures gradually rising and frequent overcast or unsettled days. Rain can occur at any time, but conditions improve toward late May.
Moderate rainfall
Summer
June - August
17-21°C
Summer is mild rather than hot, with sea breezes keeping temperatures comfortable and extremes uncommon. Sunshine is limited compared with inland France, though the most pleasant weather usually occurs in this season.
Moderate rainfall
Autumn
September - November
9-17°C
Autumn turns cool quickly, with increasing cloud cover, wind, and rainfall. Mild early autumn days can give way to damp and brisk conditions by November.
High rainfall
Winter
December - February
2-7°C
Winter is cool and damp, with frosty nights possible but prolonged severe cold uncommon. Wind and rain are frequent, and coastal exposure makes the season feel colder than the thermometer suggests.
Moderate rainfall
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Air Quality
Boulogne-sur-Mer
Advantages
Boulogne-sur-Mer
Charming coastal harbor town
47 cultural sites nearby
Fresh seafood daily
22 parks for recreation
Historic old town charm
Close to English Channel
Disadvantages
Boulogne-sur-Mer
Limited higher education options
Declining industrial job market
Aging population demographic
Limited nightlife and entertainment
Seasonal tourism dependency
Safety & Security in Boulogne-sur-Mer
Overall Safety Score
Includes resilience and environmental factors
Moderate
48
/100
France Avg
55
Europe Avg
58
Worldwide Avg
56
Crime & Safety Metrics
Thermometer compares Boulogne-sur-Mer to France averages using different marker styles.Compare:
Boulogne-sur-Mer
France Average
Safety Index
0510
Low
Safety from Crime
0510
Concerning
Safe Alone (Day)
0510
Moderate
Safe Alone (Night)
0510
Moderate
Safety from Violent Crime
0510
Moderate
Safety from Property Crime
0510
Moderate
Environmental & Natural Hazard Risks
Resilience Score: 72/100
No data for Boulogne-sur-Mer — showing hazard indicators from nearby Folkestone (~50 km).
