In general the best time to visit Manaus is probably October, when the weather is usually great. The hottest months are August, September, October, while the coldest months are January, February, March.
The best time to visit may differ depending on what you are looking for:
The best time for a sunbathing holiday is August, September, October. Average maximum temperatures are up to +32°C in October and it has 2 sunny days on average.
In general, it’s pleasant to walk and do outdoor activities during January - December.
If you want to avoid wet weather, then your choice is March, April, May with the lowest chance of rain.
Average weather in Manaus in different months
This is the average weather in Manaus for each month based on historic data:
In January, February, March, April, May, June, July, August, September, October, November, December the weather is average. Expect around 259 rainy days, and the precipitation amounts to approximately 350 mm in March.
Climate in Manaus
Here is the detailed breakdown of the climate in Manaus for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+35°C
+35°C
+34°C
+34°C
+33°C
+33°C
+35°C
+36°C
+38°C
+38°C
+37°C
+36°C
Average Maximum Temperature
+30°C
+30°C
+30°C
+30°C
+30°C
+30°C
+31°C
+32°C
+32°C
+32°C
+31°C
+30°C
Minimum Temperature
+21°C
+22°C
+22°C
+22°C
+23°C
+20°C
+19°C
+21°C
+21°C
+21°C
+22°C
+22°C
Avg. water temperature
-
-
-
-
-
-
-
-
-
-
-
-
Humidity, %
87
87
88
88
88
86
84
81
81
82
84
86
Rain, mm
287
288
350
338
295
164
109
100
124
153
193
276
Snow, mm
0
0
0
0
0
0
0
0
0
0
0
0
Average wind speed, m/s
1
1
1
1
1
1
1
1
1
1
1
1
Sunny Days
0
0
0
0
0
1
2
4
3
2
1
0
Cloud Days
1
1
0
0
0
0
1
1
1
2
1
0
Rainy Days
24
23
24
22
22
21
21
20
19
20
20
23
Snowy Days
0
0
0
0
0
0
0
0
0
0
0
0
Average Temperature
Here are the average maximum and minimum temperatures in Manaus during the whole year:
The hottest month in Manaus is October with average maximum temperature going up to +32°C. The coldest month is January with the lowest temperatures of +24°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Manaus looks throughout the year, in %:
The most humid month in Manaus is May with average humidity going up to 88%. The least humid month is August with an average humidity of 81%.
Rain
Amount of rainfall in mm. in Manaus during the whole year based on historical data:
The sunniest and driest month is August with approximately 4 sunny days and a total precipitation of around 100 mm. The rainiest and wettest month is March with approximately 24 rainy days and 350 mm of total precipitation.
FAQ
Frequently asked questions about the weather in Manaus:
What is the hottest month in Manaus?
The hottest month in Manaus is October with average maximum temperature of +32°C.
What is the coldest month in Manaus?
The coldest month in Manaus is January with minimum temperatures of +24°C.
Is Manaus worth visiting in winter?
Winter in Manaus could be a good time to visit, as the weather is generally ok.
When does it rain the least in Manaus?
if you're looking to visit Manaus when it rains the least, you should plan your trip for March, April, May. During this time, rainfall is rare with the driest month being August with only 100 mm of rain.
For this page, we’ve looked at the typical weather in Manaus, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.