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Amazon, Brazil. Author NASA. No Copyright
Amazon, Brazil. Author NASA

Amazon climate: when to go to the Amazon

The Amazon region is characterized by a humid equatorial climate with high temperatures – annual average of around 26ºC – , high relative humidity (83%) and heavy rains, which have on average values of more than 2,000 mm per year.

Temperatures remain stable throughout the year, but vary greatly depending on the location, they range from 28 ° C of the delta of the Amazon, up to 40 ° C of western Amazonia. The annual average maximum temperatures in Manaus vary between 33 ° C and 30 ° C, the average minimum temperatures are stable at around 23 ° C.

The Amazon has a hot, humid climate, one of the wettest climates in the world. Rainfall is concentrated in the months between December and May. During the summer (December to March), the wind blows hot and humid from the southeast, causing high temperatures and heavy rains.

Amazonas Theater, Manaus, Amazonas, Brazil. Author LecomteB. Licensed under the Creative Commons Attribution

Amazonas Theater, Manaus, Amazonas, Brazil. Author LecomteB

Even at other times of the year it rains frequently, but the rains are shorter and less intense, in the region of the Amazon rainforest there isn’t a dry season. The average annual rainfall is between 2,000 mm and 3,000 mm. Average annual rainfall in Manaus make record values around 2,300 mm.

WHEN TO GO TO AMAZON

The best time for a trip to the Amazon are the relatively dry months – or rather less rainy months – between July and September.

Climate of Acre.

Climate of Manaus.

AMAZON CLIMATIC TABLES

MANAUS (92 metres)
Month Average low (°C) Average high (°C) Precip. (mm) Precip. days
January 23,1 30,5 264,2  19
February 23,1 30,4 289,5  18
March 23,2 30,6 335,4  20
April 23,3 30,7 311,2  18
May 23,3 30,6 279,3  17
June 23,0 31,0 115,4  11
July 22,7 31,3 85,4  8
August 23,0 32,6 47,3  6
September 23,5 32,9 73,7  6
October 23,7 32,8 112,6  9
November 23,7 32,1 173,8  12
December 23,5 31,3 219,6  16
YEAR 23,3 31,4 2307,4  160
BELEM (10 metres)
Month Average low (°C) Average high (°C) Precip. (mm) Precip. days
January 21,1 30,9 385,5  24
February 22,2 30,5 412,5  24
March 22,4 30,4 447,1  26
April 22,6 30,8 353,4  24
May 22,6 31,3 305,5  23
June 22,1 31,7 155,3  16
July 21,7 31,7 155,5  15
August 21,7 32,1 126,4  12
September 21,7 32,1 144,8  15
October 21,6 32,2 114,6  12
November 21,9 32,3 118,2  13
December 22,0 31,9 203,0  17
YEAR 22,1 31,5 2921,7  221

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