Imperatriz Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Imperatriz.
Climate overview of Imperatriz
With consistently stable weather, Imperatriz, Maranhão, Brazil, sees little seasonal temperature change. Daytime highs average 34°C (93°F), ranging from 36°C (97°F) in September to 32°C (90°F) in January.
The city receives considerable rainfall, with around 1285 mm (51 in) annually. February is the wettest month. It has distinct dry (June to September) and wet (January to April) seasons.
Imperatriz Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Imperatriz - and find the best time to visit.
Monthly Temperature in Imperatriz
The climate in Imperatriz remains fairly constant, offering very warm temperatures throughout the year. Typically, average maximum daytime temperatures range from a very hot 36°C (97°F) in September to a very warm 32°C (90°F) in the coolest month, January.
Nights vary from 24°C (75°F) in September to around 22°C (72°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Imperatriz
Imperatriz is known for its substantial rainfall, with annual precipitation reaching 1285 mm (51 in). The climate in Imperatriz shows significant variation throughout the year. Expect heavy rainfall in February, the wettest month, with an average of 240 mm (9.4 in) of precipitation over 26 rainy days.
In contrast, the driest month August offers drier and sunnier days, with around 3.1 mm (0.1 in) of rainfall over 12 rainy days. For more details, please visit our Imperatriz Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Imperatriz
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April and May
- Warmest weather: July, August, September and October
- Fewest rainy days: August, September, October and November
- Wettest months: January, February, March, April, November and December, when rainfall is highest.
- Seasonal pattern: Distinct dry (June to September) and wet (January to April) seasons
Frequently asked questions about the climate in Imperatriz
What is the best time to visit Imperatriz?
April and May typically offer the most optimal weather in Imperatriz. In contrast, January, February, March, June, July, August, September, October, November and December tend to have less optimal conditions. Imperatriz has distinct dry (June to September) and wet (January to April) seasons.
What temperatures can I expect in Imperatriz?
Daytime highs range from 32°C (90°F) in January to 36°C (97°F) in September. Nighttime lows range from 22°C (72°F) to 24°C (75°F). Temperatures stay relatively stable year-round.
How much rain does Imperatriz get?
Annual rainfall is around 1285 mm (51 in). February is the wettest month with 240 mm (9.4 in), while August is the driest with 3.1 mm (0.1 in).
Imperatriz 3-Day Forecast
Imperatriz on the map
Imperatriz is highlighted - select any city to see its climate.
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