Weather in Sao Joao de Meriti: September
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Average day temperature: | 84.2°F |
| Average night temperature: | 67.5°F | |
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Number of sunny days: | 16 days |
| Day length: | 11.7 - 12.3 hours | |
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Number of rainy days: | 1 day |
| Precipitation totals: | 0.6 in. | |
| more information | ||
14 days
forecast
forecast
| Sao Joao de Meriti |
weather in
October
October
| Sao Joao de Meriti |
Air temperature in September, °F
Show year:
2025
2024
2023
The highest day temperature during September of 2025 was 103°F. At the same time the lowest night temperature was 59°F. Daily and nightly averages during September were 80.2°F and 66.4°F.
Sunny, partly cloudy and cloudy days
Mostly all days in September are sunny but cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Sao Joao de Meriti in September is 0.6 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 4.8 mph It makes September most windy month of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.6.
Best time for vacation in Sao Joao de Meriti
Sao Joao de Meriti on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Sao Joao de Meriti
Local time: 01:16
December 05, friday
0300
66°F
S
2 mph
2 mph
0600
72°F
S
1 mph
1 mph
0900
82°F
NW
4 mph
4 mph
1200
84°F
NW
10 mph
10 mph
1500
79°F
NW
10 mph
10 mph
1800
72°F
NW
6 mph
6 mph
2100
70°F
W
3 mph
3 mph
December 06, saturday
0000
68°F
W
2 mph
2 mph
