Weather in Santarem: December
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Average day temperature: | 87.7°F |
| Average night temperature: | 75.9°F | |
 |
Number of sunny days: | 4 days |
| Day length: | 12.3 - 12.3 hours | |
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Number of rainy days: | 6 days |
| Precipitation totals: | 2.5 in. | |
| more information | ||
14 days
forecast
forecast
| Santarem |
weather in
January
January
| Santarem |
Air temperature in December, °F
Show year:
2025
2024
2023
The highest day temperature during December of 2025 was 95°F. At the same time the lowest night temperature was 70°F. Daily and nightly averages during December were 89.0°F and 74.3°F.
Sunny, partly cloudy and cloudy days
Mostly all days in December are partly cloudy but sunny or cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Santarem in December is 2.5 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 4.2 mph It makes December one of the least windy months 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 December is: 5.7.
Best time for vacation in Santarem
Santarem on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Santarem
Local time: 22:30
January 02, friday
0000
77°F
W
4 mph
4 mph
0300
73°F
NW
3 mph
3 mph
0600
73°F
W
3 mph
3 mph
0900
86°F
W
6 mph
6 mph
1200
93°F
W
4 mph
4 mph
1500
95°F
W
2 mph
2 mph
1800
84°F
E
1 mph
1 mph
2100
81°F
N
2 mph
2 mph
