Manaus in september: average Weather, Temperature and Climate
Weather in Manaus in september 2025
The weather in Manaus in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 8
Weather at 6am
85°F
Clear/Sunny
42% of time
28%
26%
4%
Weather at 12pm
99°F
Partly Cloudy
48% of time
29%
17%
4%
Weather at 6pm
85°F
Partly Cloudy
42% of time
38%
18%
3%
Weather at 3am
77°F
41%
30%
22%
6%
Evolution of daily average temperature and precipitation in Manaus in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Manaus in september.
The climate of Manaus in september is good
The weather in september in Manaus is wet (with 2.8in of rainfall over 4 days). The weather is worst than the previous month since in august there is an average of 1.9in of rainfall over 3 days.
The climate is very hot here the month of september. The high seasonal norm is 99°F. The seasonal minimum is 85°F. Thus, the mean temperature average in september in Manaus is 92°F. Note that seasonal normals in contrast with those observed in Manaus in the month of september with a maximum record of 108°F in 2010 and a minimum record of 72°F in 2021. You You can hope to have 86°F or more across the month.
On this month of september, day length in Manaus is generally 12:05. Sunrise is at 05:53 and sunset is at 17:58.
With proper weather, this month is okay (but not good) to go in this locality.
Seasonal average climate and temperature of Manaus in september
Check below seasonal norms These datas are compiled from the weather statements of the last years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 92°F | ||||
| Highest temperature | 99°F | ||||
| Lowest temperature | 85°F | ||||
| Highest record temperature | 108°F (2010) | ||||
| Lowest record temperature | 72°F (2021) | ||||
| Number of days at +86°F | 30 day(s) (100%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 8km/h | ||||
| Wind temperature | 85°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.8in | ||||
| Number of days with rainfall | 4 day(s) (13%) | ||||
| Record daily rainfall | 1.9in (2018) | ||||
| Other climate data | |||||
| Humidity | 69% | ||||
| Visibility | 9.66km | ||||
| Cloud cover | 30% | ||||
| UV index | 8 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:53 | ||||
| Time of sunset | 17:58 | ||||
| Length of day | 12:05 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Manaus in september 2024:
77°F to 103°F
76°F to 103°F
81°F to 101°F
77°F to 101°F
79°F to 103°F
83°F to 103°F
81°F to 103°F
79°F to 103°F
81°F to 103°F
79°F to 101°F
85°F to 104°F
81°F to 106°F
83°F to 103°F
85°F to 101°F
77°F to 104°F
81°F to 104°F
83°F to 103°F
83°F to 104°F
79°F to 103°F
79°F to 104°F
86°F to 104°F
81°F to 103°F
85°F to 101°F
76°F to 101°F
79°F to 101°F
76°F to 101°F
76°F to 99°F
77°F to 97°F
76°F to 99°F
76°F to 95°F
Map: other cities in Brazil in september
Cities near Manaus:
| Alter do Chão in september | good weather |
| Boa Vista in september | tolerable weather |
| Porto Velho in september | tolerable weather |
| Ji Parana in september | good weather |
| Macapá in september | good weather |
| Sinop in september | good weather |
| Rio Branco in september | good weather |
| Ilha de Marajó in september | good weather |
| Marabá in september | good weather |
| Belem in september | good weather |
| Cuiabá in september | tolerable weather |
| Ajuruteua (Bragança - Pará) in september | good weather |
Click over cities on the map for information about the weather in september.
Manaus
perfect weather
good
tolerable
bad
very bad
Weather data for Manaus in september:
Weather data for Manaus for september are derived from an average of the weather forecast since 2009 in Manaus. There is a margin of error and these forecasts are to be considered as general information only. The weather in Manaus can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Manaus.