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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
21
+15
+10
21 April, sun
+15
+10
Feels like
+13
758 mmHg
66%
4.4
m/s
NW
21 April, Sunday. day, 15°; night, 10°; rain
22
+15
+10
22 April, mon
+15
+10
Feels like
+13
755 mmHg
68%
4.9
m/s
SW
22 April, Monday. day, 15°; night, 10°; rain
23
April
+24
+7
23 April, tue
+24
+7
Feels like
+17
752 mmHg
38%
1.8
m/s
NE
Climate normal
+14
+10
23 April, Tuesday. day, 24°; night, 7°; clear
24
+16
+10
24 April, wed
+16
+10
Feels like
+12
756 mmHg
64%
2.3
m/s
SW
Climate normal
+13
+10
24 April, Wednesday. day, 16°; night, 10°; mostly clear
25
+12
+10
25 April, thu
+12
+10
Feels like
+8
751 mmHg
90%
4.6
m/s
S
Climate normal
+15
+10
25 April, Thursday. day, 12°; night, 10°; rain
26
+13
+7
26 April, fri
+13
+7
Feels like
+9
752 mmHg
84%
3.5
m/s
SW
Climate normal
+15
+10
26 April, Friday. day, 13°; night, 7°; light rain
27
+14
+9
27 April, sat
+14
+9
Feels like
+9
754 mmHg
75%
3.5
m/s
S
Climate normal
+14
+10
27 April, Saturday. day, 14°; night, 9°; light rain
28
+14
+7
28 April, sun
+14
+7
Feels like
+9
755 mmHg
73%
3.9
m/s
SW
Climate normal
+15
+10
28 April, Sunday. day, 14°; night, 7°; rain
29
+13
+6
29 April, mon
+13
+6
Feels like
+8
757 mmHg
65%
2.8
m/s
SW
Climate normal
+15
+11
29 April, Monday. day, 13°; night, 6°; partly cloudy
30
+13
+5
30 April, tue
+13
+5
Feels like
+6
758 mmHg
70%
3.4
m/s
SW
Climate normal
+17
+13
30 April, Tuesday. day, 13°; night, 5°; partly cloudy
1 May
+14
+7
1 May, wed
+14
+7
Feels like
+9
756 mmHg
68%
3.2
m/s
SW
Climate normal
+17
+12
1 May, Wednesday. day, 14°; night, 7°; rain
2
+14
+7
2 May, thu
+14
+7
Feels like
+9
755 mmHg
68%
3.3
m/s
W
Climate normal
+19
+12
2 May, Thursday. day, 14°; night, 7°; light rain
3
+14
+7
3 May, fri
+14
+7
Feels like
+9
757 mmHg
72%
3.7
m/s
SW
Climate normal
+17
+12
3 May, Friday. day, 14°; night, 7°; light rain
4
+18
+9
4 May, sat
+18
+9
Feels like
+11
755 mmHg
66%
3.4
m/s
W
Climate normal
+15
+11
4 May, Saturday. day, 18°; night, 9°; overcast
5
+16
+9
5 May, sun
+16
+9
Feels like
+11
756 mmHg
75%
3.5
m/s
W
Climate normal
+16
+10
5 May, Sunday. day, 16°; night, 9°; overcast
6
+14
+7
6 May, mon
+14
+7
Feels like
+8
716 mmHg
79%
4
m/s
NW
Climate normal
+18
+12
6 May, Monday. day, 14°; night, 7°; light rain
7
+16
+1
7 May, tue
+16
+1
Feels like
+5
722 mmHg
63%
4.7
m/s
NW
Climate normal
+19
+12
7 May, Tuesday. day, 16°; night, 1°; mostly clear
8
+22
+8
8 May, wed
+22
+8
Feels like
+11
721 mmHg
42%
4.8
m/s
N
Climate normal
+18
+11
8 May, Wednesday. day, 22°; night, 8°; clear
9
+26
+11
9 May, thu
+26
+11
Feels like
+18
716 mmHg
39%
3.4
m/s
E
Climate normal
+18
+12
9 May, Thursday. day, 26°; night, 11°; clear
10
+26
+12
10 May, fri
+26
+12
Feels like
+20
716 mmHg
47%
3.3
m/s
NW
Climate normal
+16
+12
10 May, Friday. day, 26°; night, 12°; mostly clear
11
+19
+11
11 May, sat
+19
+11
Feels like
+15
714 mmHg
90%
3.2
m/s
W
Climate normal
+17
+12
11 May, Saturday. day, 19°; night, 11°; rain
12
+15
+7
12 May, sun
+15
+7
Feels like
+9
717 mmHg
73%
3.2
m/s
NW
Climate normal
+19
+13
12 May, Sunday. day, 15°; night, 7°; partly cloudy
13
+22
+10
13 May, mon
+22
+10
Feels like
+14
715 mmHg
58%
3.3
m/s
NW
Climate normal
+20
+14
13 May, Monday. day, 22°; night, 10°; partly cloudy
14
+18
+9
14 May, tue
+18
+9
Feels like
+13
715 mmHg
85%
2.8
m/s
W
Climate normal
+18
+13
14 May, Tuesday. day, 18°; night, 9°; partly cloudy
15
+19
+9
15 May, wed
+19
+9
Feels like
+13
715 mmHg
72%
2.8
m/s
NW
Climate normal
+19
+14
15 May, Wednesday. day, 19°; night, 9°; light rain
16
+14
+9
16 May, thu
+14
+9
Feels like
+9
715 mmHg
83%
4.1
m/s
W
Climate normal
+20
+14
16 May, Thursday. day, 14°; night, 9°; light rain
17
+16
+2
17 May, fri
+16
+2
Feels like
+9
718 mmHg
70%
3.3
m/s
W
Climate normal
+20
+13
17 May, Friday. day, 16°; night, 2°; partly cloudy
18
+21
+5
18 May, sat
+21
+5
Feels like
+13
720 mmHg
58%
3.7
m/s
W
Climate normal
+19
+13
18 May, Saturday. day, 21°; night, 5°; mostly clear
19
+22
+4
19 May, sun
+22
+4
Feels like
+15
719 mmHg
56%
4.2
m/s
W
Climate normal
+19
+13
19 May, Sunday. day, 22°; night, 4°; mostly clear
20
+24
+9
20 May, mon
+24
+9
Feels like
+17
722 mmHg
57%
3.5
m/s
NW
Climate normal
+17
+13
20 May, Monday. day, 24°; night, 9°; clear
21
+28
+12
21 May, tue
+28
+12
Feels like
+21
722 mmHg
49%
4
m/s
NW
Climate normal
+17
+12
21 May, Tuesday. day, 28°; night, 12°; clear
22
+24
+12
22 May, wed
+24
+12
Feels like
+17
724 mmHg
62%
5
m/s
NW
Climate normal
+15
+11
22 May, Wednesday. day, 24°; night, 12°; clear
Average data for 10 years
Next, the average data for 10 years
23
+16
+12
23 May, thu
+16
+12
Feels like
+14
757 mmHg
73%
4.1
m/s
SW
23 May, Thursday. day, 16°; night, 12°; overcast
24
+18
+12
24 May, fri
+18
+12
Feels like
+17
755 mmHg
70%
3.5
m/s
NW
24 May, Friday. day, 18°; night, 12°; clear
25
+18
+13
25 May, sat
+18
+13
Feels like
+17
756 mmHg
70%
4.6
m/s
W
25 May, Saturday. day, 18°; night, 13°; rain
Average for 30 days
11
sunny days
11
days with precipitation
8
cloudy days
11 sunny days; 11 days with precipitation; 8 cloudy days;
66
%
air humidity
3.5
m/s
Wind
W
27
mm of precipitation
(3% of annual average)
air humidity 66%; 27 millimeters of precipitation (3% of annual average); Wind westerly 3.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NE
SW
S
SW
S
SW
SW
SW
SW
W
SW
W
W
NW
NW
N
E
NW
W
NW
NW
W
NW
W
W
W
W
NW
NW
NW
23
Average data for 10 years
24
25
26
27
28
29
30
1
May
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Daytime temperature
Night-time temperature
