10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
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
15
+23
+17
15 September, sun
+23
+17
Feels like
+23
757 mmHg
61%
3.5
m/s
N
15 September, Sunday. day, 23°; night, 17°; clear
16
September
+24
+10
16 September, mon
+24
+10
Feels like
+17
752 mmHg
62%
3.7
m/s
N
Climate normal
+21
+17
16 September, Monday. day, 24°; night, 10°; mostly clear
17
+16
+14
17 September, tue
+16
+14
Feels like
+12
751 mmHg
87%
3.5
m/s
SW
Climate normal
+22
+17
17 September, Tuesday. day, 16°; night, 14°; rain
18
+21
+13
18 September, wed
+21
+13
Feels like
+18
753 mmHg
76%
2.3
m/s
N
Climate normal
+22
+16
18 September, Wednesday. day, 21°; night, 13°; light rain
19
+22
+11
19 September, thu
+22
+11
Feels like
+18
754 mmHg
68%
2.8
m/s
NE
Climate normal
+21
+17
19 September, Thursday. day, 22°; night, 11°; light rain
20
+21
+10
20 September, fri
+21
+10
Feels like
+16
756 mmHg
67%
2.2
m/s
N
Climate normal
+21
+15
20 September, Friday. day, 21°; night, 10°; partly cloudy
21
+19
+11
21 September, sat
+19
+11
Feels like
+14
755 mmHg
76%
3.2
m/s
S
Climate normal
+21
+16
21 September, Saturday. day, 19°; night, 11°; partly cloudy
22
+21
+14
22 September, sun
+21
+14
Feels like
+15
756 mmHg
68%
2.8
m/s
SW
Climate normal
+20
+15
22 September, Sunday. day, 21°; night, 14°; partly cloudy
23
+22
+14
23 September, mon
+22
+14
Feels like
+17
756 mmHg
66%
3.6
m/s
S
Climate normal
+20
+16
23 September, Monday. day, 22°; night, 14°; overcast
24
+25
+14
24 September, tue
+25
+14
Feels like
+20
754 mmHg
61%
3
m/s
SW
Climate normal
+20
+16
24 September, Tuesday. day, 25°; night, 14°; overcast
25
+21
+12
25 September, wed
+21
+12
Feels like
+16
754 mmHg
65%
3.3
m/s
SW
Climate normal
+21
+15
25 September, Wednesday. day, 21°; night, 12°; partly cloudy
26
+20
+12
26 September, thu
+20
+12
Feels like
+15
757 mmHg
68%
3.4
m/s
SW
Climate normal
+23
+16
26 September, Thursday. day, 20°; night, 12°; partly cloudy
27
+22
+13
27 September, fri
+22
+13
Feels like
+16
756 mmHg
65%
3.2
m/s
S
Climate normal
+23
+16
27 September, Friday. day, 22°; night, 13°; partly cloudy
28
+15
+8
28 September, sat
+15
+8
Feels like
+8
717 mmHg
78%
3.1
m/s
SW
Climate normal
+21
+15
28 September, Saturday. day, 15°; night, 8°; light rain
29
+10
+11
29 September, sun
+10
+11
Feels like
+5
717 mmHg
96%
4.5
m/s
SE
Climate normal
+20
+15
29 September, Sunday. day, 10°; night, 11°; rain
30
+15
+13
30 September, mon
+15
+13
Feels like
+10
714 mmHg
91%
7.5
m/s
S
Climate normal
+19
+14
30 September, Monday. day, 15°; night, 13°; rain
1 October
+10
+7
1 October, tue
+10
+7
Feels like
+4
715 mmHg
96%
5.4
m/s
SW
Climate normal
+18
+14
1 October, Tuesday. day, 10°; night, 7°; rain
2
+9
+6
2 October, wed
+9
+6
Feels like
+5
722 mmHg
96%
3.4
m/s
W
Climate normal
+18
+13
2 October, Wednesday. day, 9°; night, 6°; light rain
3
+13
+6
3 October, thu
+13
+6
Feels like
+8
724 mmHg
67%
2.2
m/s
NW
Climate normal
+19
+14
3 October, Thursday. day, 13°; night, 6°; partly cloudy
4
+14
+11
4 October, fri
+14
+11
Feels like
+10
719 mmHg
76%
3.4
m/s
SW
Climate normal
+20
+15
4 October, Friday. day, 14°; night, 11°; rain
5
+12
+6
5 October, sat
+12
+6
Feels like
+7
718 mmHg
85%
3.1
m/s
W
Climate normal
+20
+15
5 October, Saturday. day, 12°; night, 6°; light rain
6
+10
+6
6 October, sun
+10
+6
Feels like
+4
720 mmHg
89%
2.7
m/s
W
Climate normal
+18
+14
6 October, Sunday. day, 10°; night, 6°; light rain
7
+13
+2
7 October, mon
+13
+2
Feels like
+5
721 mmHg
74%
4
m/s
N
Climate normal
+19
+14
7 October, Monday. day, 13°; night, 2°; mostly clear
8
+12
+1
8 October, tue
+12
+1
Feels like
+4
723 mmHg
72%
3.2
m/s
NW
Climate normal
+18
+14
8 October, Tuesday. day, 12°; night, 1°; clear
9
+12
+3
9 October, wed
+12
+3
Feels like
+6
725 mmHg
73%
2.8
m/s
NW
Climate normal
+16
+12
9 October, Wednesday. day, 12°; night, 3°; mostly clear
10
+15
+6
10 October, thu
+15
+6
Feels like
+8
724 mmHg
61%
2.5
m/s
E
Climate normal
+15
+11
10 October, Thursday. day, 15°; night, 6°; clear
11
+17
+9
11 October, fri
+17
+9
Feels like
+9
719 mmHg
60%
2.3
m/s
SW
Climate normal
+16
+12
11 October, Friday. day, 17°; night, 9°; mostly clear
12
+12
+7
12 October, sat
+12
+7
Feels like
+5
711 mmHg
89%
8.1
m/s
S
Climate normal
+16
+12
12 October, Saturday. day, 12°; night, 7°; rain
13
+9
+9
13 October, sun
+9
+9
Feels like
−2
713 mmHg
93%
12.6
m/s
S
Climate normal
+16
+13
13 October, Sunday. day, 9°; night, 9°; rain
14
+8
+5
14 October, mon
+8
+5
Feels like
+4
720 mmHg
97%
3.8
m/s
SW
Climate normal
+17
+13
14 October, Monday. day, 8°; night, 5°; rain
15
+11
+4
15 October, tue
+11
+4
Feels like
+6
726 mmHg
80%
2.6
m/s
NW
Climate normal
+17
+14
15 October, Tuesday. day, 11°; night, 4°; mostly clear
Average data for 10 years
Next, the average data for 10 years
16
+16
+13
16 October, wed
+16
+13
Feels like
+14
758 mmHg
69%
4.6
m/s
S
16 October, Wednesday. day, 16°; night, 13°; rain
17
+18
+14
17 October, thu
+18
+14
Feels like
+16
758 mmHg
68%
4.3
m/s
SE
17 October, Thursday. day, 18°; night, 14°; rain
18
+17
+13
18 October, fri
+17
+13
Feels like
+15
757 mmHg
67%
3.9
m/s
S
18 October, Friday. day, 17°; night, 13°; rain
19
+16
+12
19 October, sat
+16
+12
Feels like
+14
758 mmHg
69%
4.1
m/s
S
19 October, Saturday. day, 16°; night, 12°; clear
Average for 30 days
7
sunny days
14
days with precipitation
9
cloudy days
7 sunny days; 14 days with precipitation; 9 cloudy days;
77
%
air humidity
3.8
m/s
Wind
SW
26
mm of precipitation
(3% of annual average)
air humidity 77%; 26 millimeters of precipitation (3% of annual average); Wind south-westerly 3.8 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
N
SW
N
NE
N
S
SW
S
SW
SW
SW
S
SW
SE
S
SW
W
NW
SW
W
W
N
NW
NW
E
SW
S
S
SW
NW
16
Average data for 10 years
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Daytime temperature
Night-time temperature
