Maranhão Weather by Month — Temperature & Rainfall Guide

Maranhão is a region in Brazil. Many people wonder what the weather conditions are in Maranhão over the year. What is the best time to visit Maranhão?

This page shows the average weather conditions by month in Maranhão over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Maranhão ranges from poor in São Luís to unpleasant in Santo Amaro. The temperatures range from high in São Luís with 30°C (86°F) to very high in Barreirinhas with 32°C (90°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in January here.

In February the weather in Maranhão is generally poor. The temperatures range from high in São Luís with 29°C (84°F) to very high in Carolina with 32°C (90°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in February here.

In March the weather in Maranhão is generally poor. The temperatures range from high in São Luís with 29°C (84°F) to very high in Carolina with 32°C (90°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in March here.

In April the weather in Maranhão ranges from poor in São Luís to unpleasant in Carolina. The temperatures range from high in São Luís with 29°C (84°F) to very high in Carolina with 33°C (91°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in April here.

In May the weather in Maranhão ranges from poor in São Luís to tolerable in Carolina. The temperatures range from high in São Luís with 30°C (86°F) to very high in Carolina with 34°C (93°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in May here.

In June the weather in Maranhão is generally tolerable. The average maximum daytime temperatures are very high and range from 30°C (86°F) in São Luís to 35°C (95°F) in Carolina. These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in June here.

In July the weather in Maranhão ranges from tolerable in São Luís to pleasant in Santo Amaro. The temperatures range from very high in São Luís with 30°C (86°F) to extremely high in Carolina with 35°C (95°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in July here.

In August the weather in Maranhão ranges from unpleasant in Carolina to perfect in Santo Amaro. The temperatures range from very high in São Luís with 31°C (88°F) to extremely high in Carolina with 37°C (99°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in August here.

In September the weather in Maranhão ranges from unpleasant in Carolina to perfect in São Luís. The temperatures range from very high in São Luís with 31°C (88°F) to extremely high in Carolina with 37°C (99°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in September here.

In October the weather in Maranhão ranges from unpleasant in Carolina to perfect in São Luís. The temperatures range from very high in São Luís with 31°C (88°F) to extremely high in Imperatriz with 35°C (95°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in October here.

In November the weather in Maranhão ranges from tolerable in Carolina to perfect in Santo Amaro. The average maximum daytime temperatures are very high and range from 31°C (88°F) in São Luís to 34°C (93°F) in Imperatriz. These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in November here.

In December the weather in Maranhão ranges from poor in Carolina to pleasant in São Luís. The average maximum daytime temperatures are very high and range from 31°C (88°F) in São Luís to 33°C (91°F) in Barreirinhas. These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Maranhão in December here.