Monthly Climate
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Best time to visit Manaus

August is the best time to visit Manaus for general sightseeing, with average highs of 31 °C and about 17 wet days.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking August comfort 50/100
The least cloud August 53 % average cloud cover
The least rain August 96 mm
Warmth October 31 °C
Cooler weather May 29 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 August 50 31 °C 17
2 July 50 30 °C 19
3 June 49 29 °C 23
4 May 49 29 °C 28
5 February 49 29 °C 25
6 April 49 29 °C 28
7 January 49 29 °C 28
8 March 48 29 °C 29
9 December 47 29 °C 28
10 September 46 31 °C 19
11 November 44 30 °C 23
12 October 43 31 °C 21

When to think twice

October scores lowest with about 21 wet days and highs near 31 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 29.1 °C 296 mm 88 %
February 29.0 °C 291 mm 89 %
March 29.1 °C 362 mm 90 %
April 28.9 °C 350 mm 90 %
May 28.9 °C 303 mm 84 %
June 29.1 °C 162 mm 66 %
July 29.5 °C 104 mm 55 %
August 30.7 °C 96 mm 53 %
September 31.1 °C 116 mm 64 %
October 31.1 °C 148 mm 74 %
November 30.5 °C 188 mm 83 %
December 29.5 °C 278 mm 85 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.