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Ratmalana

City in Colombo, Sri Lanka

Overview

Ratmalana is a coastal suburb of Colombo known for its quieter pace, proximity to the Indian Ocean, and blend of residential and local commercial zones. It boasts easy connections to central Colombo while retaining its own distinct, laid-back charm. Visitors will discover hidden beaches, friendly locals, and unique local eateries.

Geographic Context

Jurisdiction
Sri Lanka
District
Colombo
Population
Time Zone
Asia/Colombo
Coordinates
6.82°, 79.88°

Key Metrics

Safety Score
65
Female Safety
60
LGBTQ+ Safety
30
Traffic Safety
45
Food Safety
55
Monthly Cost
$620
Local Cost
$307
Local Income
$220
Cashless
40
English
50
Temperature
26.4°C
Summer Avg
26.3°C
Winter Avg
25.7°C
Record High
35.5°C
Record Low
18.2°C
Humidity
83%
Precipitation
1998 mm
Internet Speed
18 Mbps
Upload
16 Mbps
Latency
18 ms
City Vibrancy
14
Coworking
0
Cafes
1
Nightlife
0
Parks
13
Transport
8
Walk Score
8
Footways
16.0
Airport
RML
Distance
1 km

Frequently Asked Questions

Data sources

Source-backed data

NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-23.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 78 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-09.
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 80/100.

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