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The climate of Maranhão: when to go in Maranhão

Maranhão has a tropical climate with two distinct seasons based on rainfall. High temperatures and high humidity occur during the rainy season. While during the dry season the temperatures are always high but the humidity is lower.

Along the coast, rainfall is greater and the dry season is limited to a short period between August and November. In the northwest part of the coast the climate of Maranhão tends to become equatorial, and the dry season is further reduced. In São Luís do Maranhão there are on average more than 2,200 mm of rain per year, most of which falls between January and May. The rainiest months are March and April.

Inland the dry season lasts longer and rainfall tends to decrease. In these regions there are between 1,600 mm and 1,200 mm of rain per year, the dry season is from May to October or from June to November according to the regions. The rains fall mainly between December and April or May, the rainiest month is March.

Temperatures are stable in every season with small variations. In Maranhão the average maximum temperatures tend to be a few degrees higher in the inland regions than the coast, they vary between 29 ° C and 31 ° C along the coast and between 31 ° C and 34 ° C / 36 ° C in the interior. The average minimum temperatures have even lower variations and vary between 22 ° C and 24 ° C along the coast and 19 ° C / 20 ° C and 22 ° C / 23 ° C in the interior.

The sea water temperature remains stable throughout the year between 27 ° C and 28 ° C.

WHEN TO GO TO MARANHÃO

The best time to visit the Maranhão are the months of the dry season, that is, those between August and November along the coast, and between May / June and October / November in the inland regions.

THE CLIMATE OF MARANHÃO: CLIMATE TABLES

CLIMATE TABLES: SÃO LUIS DO MARANHÃO

SÃO LUIS DO MARANHÃO (4 meters)
MonthAverage low (°C)Average high (°C)Precip. (mm)Precip. days
January23,530,0244,2 13
February23,129,4373,0 17
March23,029,4428,0 23
April23,129,6475,9 22
May23,130,1316,5 20
June22,930,4173,3 13
July22,630,2131,1 10
August23,030,729,4 4
September23,531,023,3 2
October23,731,27,6 1
November24,031,410,5 1
December24,031,177,2 4
YEAR23,330,42290,0 130

CLIMATE TABLES: CAIXAS

CAIXAS (66 meters)
MonthAverage low (°C)Average high (°C)Precip. (mm)Precip. days
January 2232242
February2232274
March2231341
April2231273
May2231137
June213132
July203214
August203416
September223513
October233627
November233552
December2334136
YEAR1557

CLIMATE TABLES: IMPERATRIZ

IMPERATRIZ (95 meters)
MonthAverage low (°C)Average high (°C)Precip. (mm)Precip. days
January22,231,1215,5 15
February22,231,1209,3 15
March22,231,2314,5 17
April22,431,6208,1 13
May21,832,363,5 7
June20,233,880,4 3
July19,433,56,5 1
August19,934,48,4 1
September21,434,130,2 3
October22,433,275,6 6
November22,332,7115,2 8
December22,231,4205,7 13
YEAR21,632,51533,3 102

CLIMATE TABLES: BALSAS

BALSAS (283 meters)
MonthAverage low (°C)Average high (°C)Precip. (mm)Precip. days
January2230187
February2231191
March2231230
April2231138
May213241
June19339
July19336
August20343
September223527
October213383
November2232160
December2131141
YEAR1216

CLIMATE TABLES: THE TEMPERATURE OF THE SEA WATER

SÃO LUIS DO MARANHÃO
MonthSea water temperature °C
January28
February28
March28
April28
May28
June28
July27
August27
September27
October27
November27
December28

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