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Cerny
City in Île-de-France, France
Overview
Cerny is a picturesque village in Île-de-France, southeast of Paris. With just over 3,400 residents, it boasts historical sights, countryside charm, and a warm local community while offering easy access to nature and the capital.
Geographic Context
Jurisdiction
France
Metropolitan Region
Île-de-France
Population
3,425
Time Zone
Europe/Paris
Coordinates
48.48°, 2.33°
Key Metrics
Safety Score
85
Female Safety
82
LGBTQ+ Safety
80
Traffic Safety
78
Food Safety
95
Monthly Cost
$1,787
Local Cost
$1,290
Local Income
$2,100
Cashless
78
English
50
Temperature
11.1°C
Summer Avg
18.9°C
Winter Avg
3.4°C
Record High
40.7°C
Record Low
-12.1°C
Humidity
81%
Precipitation
658 mm
Internet Speed
431 Mbps
Upload
204 Mbps
Latency
7 ms
City Vibrancy
3
Coworking
0
Cafes
1
Nightlife
0
Parks
2
Transport
26
Walk Score
26
Footways
52.0
Airport
ORY
Distance
28 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-22.
World Air Quality Index - Latest available city-level air quality station measurement. Updated 2025-12-05.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 6 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-07.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-06.
Oyster List city price model - City price estimates calibrated from local price surveys and jurisdiction-level cost signals. Updated 2026-01-14.
Estimated data
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores are model-assisted estimates derived from source-backed country and city signals. Confidence 60/100.
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