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Viana
City in Maranhão, Brazil
Overview
Viana is a charming mid-sized city in Maranhão, Brazil, known for its serene lakes and welcoming local community. The city offers a laid-back atmosphere with colonial heritage, authentic cuisine, and scenic riverfronts.
Geographic Context
Jurisdiction
Brazil
State
Maranhão
Population
79,043
Time Zone
America/Sao_Paulo
Coordinates
-3.20°, -45.01°
Key Metrics
Safety Score · estimate
40
Female Safety
35
LGBTQ+ Safety
30
Traffic Safety
40
Food Safety
60
Monthly Cost · estimate
$770
Local Cost
$384
Local Income
$260
Cashless
30
English
10
Temperature
27.5°C
Summer Avg
27.5°C
Winter Avg
26.4°C
Record High
39.6°C
Record Low
19.6°C
Humidity
79%
Precipitation
1705 mm
City Vibrancy
1
Coworking
0
Cafes
0
Nightlife
0
Parks
1
Transport
2
Walk Score
2
Footways
4.0
Airport
—
Distance
—
Explore
Neighborhoods
EstimatedNeighborhood highlights with vibe, safety, and cost profiles.
View featured neighborhoodsData sources
Source-backed data
World Air Quality Index - Latest available city-level air quality station measurement. Record updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Record updated 2025-12-06.
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-21.
Oyster List city price estimates - Price origins are unverified. Available generation methods include AI estimates; stored records do not identify a survey, observation period, or model for each price. Record updated 2026-01-14.
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores include model-assisted estimates. Stored records do not identify supporting observations for each score. Model-reported confidence: 62/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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