Neighbourhood noise map
Guilhermina, Praia Grande
Sossego Index 79 out of 100: Calm. Ranked 22 of the 37 neighbourhoods rated in Praia Grande. That is below the city average of 82.
Low noise most of the day. You can sleep with the window open.
Inside the neighbourhood the index runs from 43 to 88. Some corners are much louder than others, usually next to the avenues.
The roads that weigh most on the noise of the neighbourhood are Via Expressa Sul (motorway, 527 m), Avenida Presidente Kennedy (collector road, 344 m) and Rua Colômbia (residential street, 18 m). Traffic is the main source of noise.
The nearest airport is Base Aérea de Santos (regional), 15.7 km away. Far enough to barely count.
Day and night
By day the estimate is 56 dB(A), index 79. At night, with less traffic, it drops to 47 dB(A), index 100. It is above the daytime NBR 10151 reference for residential areas (55 dB(A)) but within the night one (50 dB(A)).
What makes up the index
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The closest neighbourhoods and their scores.
- Glória950 m away58
- Boqueirão1.4 km away65
- Sitio do Campo1.5 km away87
- Aviação1.9 km away74
- Vila Sônia2.4 km away100
- Canto do Forte2.5 km away89
How to read this index
The Sossego Index runs from 0 to 100 and is an estimate built from open data, not an on-site measurement. 100 means 48 dB(A) or less, the level of a calm residential area. 0 means 86 dB(A) or more, the level of a heavy traffic avenue. Each neighbourhood's value is the median of nine points around its centre.
Read the full methodologyOpenStreetMap data, computed on October 21, 2026.