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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
December
+5
+4
31 December, tue
+5
+4
Feels like
0
758 mmHg
88%
1
m/s
S
Climate normal
+5
+3
31 December, Tuesday. day, 5°; night, 4°; rain
1 January
+7
+5
1 January, wed
+7
+5
Feels like
+4
755 mmHg
90%
1.2
m/s
E
Climate normal
+6
+3
1 January, Wednesday. day, 7°; night, 5°; light rain
2
+7
+6
2 January, thu
+7
+6
Feels like
+3
754 mmHg
94%
2.1
m/s
NE
Climate normal
+5
+3
2 January, Thursday. day, 7°; night, 6°; rain
3
+9
+7
3 January, fri
+9
+7
Feels like
+5
749 mmHg
92%
2.8
m/s
SE
Climate normal
+5
+3
3 January, Friday. day, 9°; night, 7°; light rain
4
+8
+8
4 January, sat
+8
+8
Feels like
+3
757 mmHg
91%
4.2
m/s
S
Climate normal
+6
+5
4 January, Saturday. day, 8°; night, 8°; rain
5
+10
+6
5 January, sun
+10
+6
Feels like
+7
760 mmHg
88%
2.4
m/s
SE
Climate normal
+7
+5
5 January, Sunday. day, 10°; night, 6°; light rain
6
+9
+2
6 January, mon
+9
+2
Feels like
+5
763 mmHg
84%
1.7
m/s
NE
Climate normal
+6
+5
6 January, Monday. day, 9°; night, 2°; partly cloudy
7
+9
+3
7 January, tue
+9
+3
Feels like
+3
762 mmHg
79%
2.4
m/s
NE
Climate normal
+7
+5
7 January, Tuesday. day, 9°; night, 3°; overcast
8
+9
+3
8 January, wed
+9
+3
Feels like
+3
763 mmHg
82%
1.6
m/s
NE
Climate normal
+7
+5
8 January, Wednesday. day, 9°; night, 3°; partly cloudy
9
+10
+2
9 January, thu
+10
+2
Feels like
+4
764 mmHg
79%
1.6
m/s
NE
Climate normal
+6
+5
9 January, Thursday. day, 10°; night, 2°; clear
10
+8
+2
10 January, fri
+8
+2
Feels like
+3
762 mmHg
74%
2.1
m/s
NE
Climate normal
+6
+5
10 January, Friday. day, 8°; night, 2°; partly cloudy
11
+7
+2
11 January, sat
+7
+2
Feels like
+1
759 mmHg
80%
2.6
m/s
NE
Climate normal
+6
+4
11 January, Saturday. day, 7°; night, 2°; overcast
12
+5
+5
12 January, sun
+5
+5
Feels like
0
749 mmHg
76%
2.5
m/s
N
Climate normal
+7
+6
12 January, Sunday. day, 5°; night, 5°; overcast
13
+7
+3
13 January, mon
+7
+3
Feels like
+1
724 mmHg
80%
3
m/s
SW
Climate normal
+7
+5
13 January, Monday. day, 7°; night, 3°; rain
14
+5
+2
14 January, tue
+5
+2
Feels like
−1
722 mmHg
84%
3.4
m/s
E
Climate normal
+6
+5
14 January, Tuesday. day, 5°; night, 2°; partly cloudy
15
+8
+7
15 January, wed
+8
+7
Feels like
0
721 mmHg
72%
5.4
m/s
S
Climate normal
+6
+4
15 January, Wednesday. day, 8°; night, 7°; mostly clear
16
+9
+4
16 January, thu
+9
+4
Feels like
+6
722 mmHg
94%
2.6
m/s
E
Climate normal
+6
+4
16 January, Thursday. day, 9°; night, 4°; rain
17
+5
+1
17 January, fri
+5
+1
Feels like
−1
715 mmHg
87%
3.4
m/s
SE
Climate normal
+6
+5
17 January, Friday. day, 5°; night, 1°; partly cloudy
18
+1
0
18 January, sat
+1
0
Feels like
−2
716 mmHg
95%
1.9
m/s
W
Climate normal
+8
+6
18 January, Saturday. day, 1°; night, 0°; sleet
19
+1
−3
19 January, sun
+1
−3
Feels like
−4
717 mmHg
96%
2.7
m/s
W
Climate normal
+7
+5
19 January, Sunday. day, 1°; night, -3°; sleet
20
−5
−12
20 January, mon
−5
−12
Feels like
−10
721 mmHg
95%
2.2
m/s
N
Climate normal
+7
+5
20 January, Monday. day, -5°; night, -12°; light snow
21
−8
−12
21 January, tue
−8
−12
Feels like
−15
722 mmHg
89%
2.2
m/s
E
Climate normal
+7
+5
21 January, Tuesday. day, -8°; night, -12°; mostly clear
22
−5
−8
22 January, wed
−5
−8
Feels like
−12
719 mmHg
77%
2.9
m/s
E
Climate normal
+7
+4
22 January, Wednesday. day, -5°; night, -8°; light snow
23
−5
−9
23 January, thu
−5
−9
Feels like
−14
718 mmHg
97%
3.7
m/s
E
Climate normal
+7
+4
23 January, Thursday. day, -5°; night, -9°; light snow
24
+7
+7
24 January, fri
+7
+7
Feels like
−9
713 mmHg
97%
6.4
m/s
SW
Climate normal
+8
+7
24 January, Friday. day, 7°; night, 7°; rain
25
+12
+12
25 January, sat
+12
+12
Feels like
+4
710 mmHg
97%
10.3
m/s
SW
Climate normal
+9
+6
25 January, Saturday. day, 12°; night, 12°; rain
26
+11
+6
26 January, sun
+11
+6
Feels like
+4
709 mmHg
97%
8.5
m/s
SW
Climate normal
+8
+6
26 January, Sunday. day, 11°; night, 6°; rain
27
+6
+3
27 January, mon
+6
+3
Feels like
+1
715 mmHg
98%
4.1
m/s
SW
Climate normal
+8
+6
27 January, Monday. day, 6°; night, 3°; rain
28
+4
0
28 January, tue
+4
0
Feels like
−1
720 mmHg
99%
3.5
m/s
SW
Climate normal
+8
+6
28 January, Tuesday. day, 4°; night, 0°; light rain
29
+5
+1
29 January, wed
+5
+1
Feels like
−1
718 mmHg
95%
2.2
m/s
E
Climate normal
+8
+6
29 January, Wednesday. day, 5°; night, 1°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
30
+8
+6
30 January, thu
+8
+6
Feels like
+4
761 mmHg
83%
4.4
m/s
S
30 January, Thursday. day, 8°; night, 6°; rain
31
+7
+5
31 January, fri
+7
+5
Feels like
+5
761 mmHg
82%
3.7
m/s
SE
31 January, Friday. day, 7°; night, 5°; rain
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
3
sunny days
18
days with precipitation
9
cloudy days
3 sunny days; 18 days with precipitation; 9 cloudy days;
88
%
air humidity
3.2
m/s
Wind
NE
58
mm of precipitation
(7% of annual average)
air humidity 88%; 58 millimeters of precipitation (7% of annual average); Wind north-easterly 3.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
E
NE
SE
S
SE
NE
NE
NE
NE
NE
NE
N
SW
E
S
E
SE
W
W
N
E
E
E
SW
SW
SW
SW
SW
E
31
Average data for 10 years
1
January
2
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
Daytime temperature
Night-time temperature
