Hourly Weather Forecast - Constância, Santarém, PT

12 AM
50°F
0%
9mph
NNW
Mostly Clear
Humidity
83%
Feels like
46°F
Dew Point
45°F
1 AM
49°F
0%
6mph
NNW
Mostly Clear
Humidity
83%
Feels like
46°F
Dew Point
44°F
2 AM
48°F
0%
5mph
NNW
Clear
Humidity
83%
Feels like
46°F
Dew Point
43°F
3 AM
48°F
0%
4mph
NNW
Clear
Humidity
84%
Feels like
46°F
Dew Point
43°F
4 AM
47°F
0%
3mph
NNW
Clear
Humidity
85%
Feels like
46°F
Dew Point
43°F
5 AM
46°F
0%
2mph
NNW
Clear
Humidity
85%
Feels like
46°F
Dew Point
42°F
6 AM
46°F
0%
1mph
NNW
Clear
Humidity
85%
Feels like
46°F
Dew Point
42°F
7 AM
46°F
0%
1mph
NNW
Clear
Humidity
86%
Feels like
46°F
Dew Point
42°F
7:47 AM
8 AM
46°F
0%
1mph
NNW
Mostly Sunny
Humidity
86%
Feels like
46°F
Dew Point
42°F
9 AM
48°F
0%
1mph
NNW
Mostly Sunny
Humidity
84%
Feels like
48°F
Dew Point
44°F
10 AM
52°F
0%
1mph
N
Mostly Sunny
Humidity
81%
Feels like
52°F
Dew Point
46°F
11 AM
55°F
0%
2mph
NNE
Sunny
Humidity
77%
Feels like
55°F
Dew Point
48°F
12 PM
58°F
0%
2mph
NE
Sunny
Humidity
73%
Feels like
58°F
Dew Point
49°F
1 PM
60°F
0%
3mph
ENE
Sunny
Humidity
69%
Feels like
60°F
Dew Point
50°F
2 PM
61°F
0%
4mph
ENE
Mostly Sunny
Humidity
68%
Feels like
61°F
Dew Point
50°F
3 PM
61°F
0%
5mph
ENE
Mostly Sunny
Humidity
68%
Feels like
61°F
Dew Point
50°F
4 PM
60°F
0%
4mph
ENE
Mostly Sunny
Humidity
73%
Feels like
60°F
Dew Point
51°F
5 PM
58°F
0%
3mph
NNE
Mostly Sunny
Humidity
78%
Feels like
58°F
Dew Point
51°F
5:11 PM
6 PM
56°F
0%
2mph
N
Mostly Clear
Humidity
82%
Feels like
56°F
Dew Point
50°F
7 PM
54°F
0%
2mph
N
Mostly Clear
Humidity
85%
Feels like
54°F
Dew Point
49°F
8 PM
52°F
0%
2mph
N
Mostly Clear
Humidity
87%
Feels like
52°F
Dew Point
48°F
9 PM
51°F
0%
2mph
NNE
Mostly Clear
Humidity
88%
Feels like
51°F
Dew Point
47°F
10 PM
50°F
0%
2mph
NE
Mostly Clear
Humidity
88%
Feels like
50°F
Dew Point
46°F
11 PM
49°F
0%
3mph
ENE
Cloudy
Humidity
88%
Feels like
49°F
Dew Point
46°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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