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Monthly weather forecast in Portland
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
29
+5
+3
29 December, sun
+5
+3
Feels like
+1
762 mmHg
80%
4.5
m/s
SE
29 December, Sunday. day, 5°; night, 3°; rain
30
+5
+3
30 December, mon
+5
+3
Feels like
+1
764 mmHg
75%
5.8
m/s
E
30 December, Monday. day, 5°; night, 3°; rain
31
+5
+3
31 December, tue
+5
+3
Feels like
+1
764 mmHg
75%
5.8
m/s
E
31 December, Tuesday. day, 5°; night, 3°; clear
1 January
+6
+3
1 January, wed
+6
+3
Feels like
0
761 mmHg
73%
7.6
m/s
E
1 January, Wednesday. day, 6°; night, 3°; clear
2
January
+10
+6
2 January, thu
+10
+6
Feels like
+4
755 mmHg
93%
2.6
m/s
NE
Climate normal
+5
+3
2 January, Thursday. day, 10°; night, 6°; rain
3
+11
+7
3 January, fri
+11
+7
Feels like
+4
749 mmHg
86%
4.4
m/s
S
Climate normal
+5
+3
3 January, Friday. day, 11°; night, 7°; rain
4
+9
+9
4 January, sat
+9
+9
Feels like
+4
756 mmHg
91%
5.8
m/s
S
Climate normal
+6
+5
4 January, Saturday. day, 9°; night, 9°; heavy rain
5
+11
+7
5 January, sun
+11
+7
Feels like
+8
761 mmHg
90%
2.5
m/s
SW
Climate normal
+7
+5
5 January, Sunday. day, 11°; night, 7°; light rain
6
+10
+2
6 January, mon
+10
+2
Feels like
+6
764 mmHg
88%
1.9
m/s
NE
Climate normal
+6
+5
6 January, Monday. day, 10°; night, 2°; partly cloudy
7
+10
+3
7 January, tue
+10
+3
Feels like
+3
766 mmHg
78%
2.3
m/s
NE
Climate normal
+7
+5
7 January, Tuesday. day, 10°; night, 3°; partly cloudy
8
+8
+2
8 January, wed
+8
+2
Feels like
+3
766 mmHg
80%
1.7
m/s
E
Climate normal
+7
+5
8 January, Wednesday. day, 8°; night, 2°; overcast
9
+9
+2
9 January, thu
+9
+2
Feels like
+3
762 mmHg
80%
1.6
m/s
NE
Climate normal
+6
+5
9 January, Thursday. day, 9°; night, 2°; overcast
10
+8
+3
10 January, fri
+8
+3
Feels like
+3
760 mmHg
81%
1.9
m/s
NE
Climate normal
+6
+5
10 January, Friday. day, 8°; night, 3°; mostly clear
11
+8
+3
11 January, sat
+8
+3
Feels like
+2
761 mmHg
84%
2.7
m/s
N
Climate normal
+6
+4
11 January, Saturday. day, 8°; night, 3°; light rain
12
+6
+1
12 January, sun
+6
+1
Feels like
0
759 mmHg
83%
3.4
m/s
NW
Climate normal
+7
+6
12 January, Sunday. day, 6°; night, 1°; overcast
13
+5
0
13 January, mon
+5
0
Feels like
−1
757 mmHg
78%
2.4
m/s
NE
Climate normal
+7
+5
13 January, Monday. day, 5°; night, 0°; overcast
14
+5
+1
14 January, tue
+5
+1
Feels like
−3
738 mmHg
82%
4.5
m/s
E
Climate normal
+6
+5
14 January, Tuesday. day, 5°; night, 1°; partly cloudy
15
+8
+8
15 January, wed
+8
+8
Feels like
+2
714 mmHg
97%
4.8
m/s
E
Climate normal
+6
+4
15 January, Wednesday. day, 8°; night, 8°; rain
16
+6
+3
16 January, thu
+6
+3
Feels like
+3
715 mmHg
98%
1.4
m/s
W
Climate normal
+6
+4
16 January, Thursday. day, 6°; night, 3°; rain
17
+4
+1
17 January, fri
+4
+1
Feels like
0
726 mmHg
97%
2.7
m/s
SW
Climate normal
+6
+5
17 January, Friday. day, 4°; night, 1°; light rain
18
+5
+2
18 January, sat
+5
+2
Feels like
−1
727 mmHg
94%
3.3
m/s
E
Climate normal
+8
+6
18 January, Saturday. day, 5°; night, 2°; partly cloudy
19
+7
+2
19 January, sun
+7
+2
Feels like
0
728 mmHg
88%
4.5
m/s
SW
Climate normal
+7
+5
19 January, Sunday. day, 7°; night, 2°; partly cloudy
20
+9
+5
20 January, mon
+9
+5
Feels like
+3
725 mmHg
81%
3.4
m/s
S
Climate normal
+7
+5
20 January, Monday. day, 9°; night, 5°; partly cloudy
21
+10
+8
21 January, tue
+10
+8
Feels like
+5
717 mmHg
93%
3.4
m/s
SE
Climate normal
+7
+5
21 January, Tuesday. day, 10°; night, 8°; light rain
22
+7
+4
22 January, wed
+7
+4
Feels like
−1
713 mmHg
98%
7.5
m/s
SW
Climate normal
+7
+4
22 January, Wednesday. day, 7°; night, 4°; rain
23
+6
+5
23 January, thu
+6
+5
Feels like
+1
724 mmHg
99%
4.3
m/s
E
Climate normal
+7
+4
23 January, Thursday. day, 6°; night, 5°; rain
24
+11
+8
24 January, fri
+11
+8
Feels like
+3
721 mmHg
78%
6.7
m/s
S
Climate normal
+8
+7
24 January, Friday. day, 11°; night, 8°; partly cloudy
25
+7
+4
25 January, sat
+7
+4
Feels like
+2
722 mmHg
97%
4
m/s
SW
Climate normal
+9
+6
25 January, Saturday. day, 7°; night, 4°; rain
26
+7
+2
26 January, sun
+7
+2
Feels like
+1
726 mmHg
94%
2.5
m/s
E
Climate normal
+8
+6
26 January, Sunday. day, 7°; night, 2°; partly cloudy
27
+9
+2
27 January, mon
+9
+2
Feels like
+1
724 mmHg
87%
3
m/s
E
Climate normal
+8
+6
27 January, Monday. day, 9°; night, 2°; partly cloudy
28
+11
+4
28 January, tue
+11
+4
Feels like
+5
723 mmHg
74%
2.5
m/s
SE
Climate normal
+8
+6
28 January, Tuesday. day, 11°; night, 4°; partly cloudy
29
+11
+7
29 January, wed
+11
+7
Feels like
+4
718 mmHg
69%
5.3
m/s
S
Climate normal
+8
+6
29 January, Wednesday. day, 11°; night, 7°; light rain
30
+7
+2
30 January, thu
+7
+2
Feels like
+2
717 mmHg
98%
3.7
m/s
W
Climate normal
+8
+6
30 January, Thursday. day, 7°; night, 2°; rain
31
+5
+2
31 January, fri
+5
+2
Feels like
−2
714 mmHg
84%
4.6
m/s
SW
Climate normal
+7
+5
31 January, Friday. day, 5°; night, 2°; sleet
Average data for 10 years
Next, the average data for 10 years
1 February
+7
+5
1 February, sat
+7
+5
Feels like
+3
762 mmHg
76%
5.1
m/s
E
1 February, Saturday. day, 7°; night, 5°; rain
Average for 30 days
1
sunny day
15
days with precipitation
14
cloudy days
1 sunny day; 15 days with precipitation; 14 cloudy days;
87
%
air humidity
3.5
m/s
Wind
E
62
mm of precipitation
(7% of annual average)
air humidity 87%; 62 millimeters of precipitation (7% of annual average); Wind easterly 3.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NE
S
S
SW
NE
NE
E
NE
NE
N
NW
NE
E
E
W
SW
E
SW
S
SE
SW
E
S
SW
E
E
SE
S
W
SW
2
Average data for 10 years
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Daytime temperature
Night-time temperature
