Weather in Santarem: September
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Average day temperature: | 94.3°F |
| Average night temperature: | 78.5°F | |
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Number of sunny days: | 24 days |
| Day length: | 12.1 - 12.1 hours | |
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Number of rainy days: | 1 day |
| Precipitation totals: | 0.3 in. | |
| more information | ||
14 days
forecast
forecast
| Santarem |
weather in
October
October
| Santarem |
Air temperature in September, °F
Show year:
2025
2024
2023
The highest day temperature during September of 2025 was 101°F. At the same time the lowest night temperature was 73°F. Daily and nightly averages during September were 97.6°F and 75.4°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 Santarem in September is 0.3 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 5.7 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: 9.8.
Best time for vacation in Santarem
Santarem on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Santarem
Local time: 13:38
April 06, monday
1500
88°F
W
6 mph
6 mph
1800
82°F
W
4 mph
4 mph
2100
75°F
NW
4 mph
4 mph
April 07, tuesday
0000
73°F
W
3 mph
3 mph
0300
73°F
W
3 mph
3 mph
0600
73°F
W
4 mph
4 mph
0900
79°F
W
6 mph
6 mph
1200
86°F
W
7 mph
7 mph
