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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
23
+20
+17
23 June, Sunday. day, 20°; night, 17°; clear
24
+21
+16
24 June, Monday. day, 21°; night, 16°; rain
25
+19
+16
25 June, Tuesday. day, 19°; night, 16°; rain
26
+18
+16
26 June, Wednesday. day, 18°; night, 16°; rain
27
+19
+15
27 June, Thursday. day, 19°; night, 15°; rain
28
+18
+16
28 June, Friday. day, 18°; night, 16°; overcast
29
June
+19
+18
29 June, Saturday. day, 19°; night, 18°; rain
30
+27
+18
30 June, Sunday. day, 27°; night, 18°; thunderstorm with rain
1 July
+24
+16
1 July, Monday. day, 24°; night, 16°; thunderstorm with rain
2
+26
+18
2 July, Tuesday. day, 26°; night, 18°; clear
3
+25
+19
3 July, Wednesday. day, 25°; night, 19°; partly cloudy
4
+26
+19
4 July, Thursday. day, 26°; night, 19°; light rain
5
+25
+18
5 July, Friday. day, 25°; night, 18°; light rain
6
+25
+18
6 July, Saturday. day, 25°; night, 18°; light rain
7
+25
+17
7 July, Sunday. day, 25°; night, 17°; light rain
8
+26
+17
8 July, Monday. day, 26°; night, 17°; light rain
9
+27
+18
9 July, Tuesday. day, 27°; night, 18°; light rain
10
+26
+18
10 July, Wednesday. day, 26°; night, 18°; light rain
11
+27
+15
11 July, Thursday. day, 27°; night, 15°; partly cloudy
12
+21
+17
12 July, Friday. day, 21°; night, 17°; mostly clear
13
+19
+17
13 July, Saturday. day, 19°; night, 17°; rain
14
+17
+16
14 July, Sunday. day, 17°; night, 16°; light rain
15
+17
+15
15 July, Monday. day, 17°; night, 15°; partly cloudy
16
+19
+19
16 July, Tuesday. day, 19°; night, 19°; rain
17
+23
+20
17 July, Wednesday. day, 23°; night, 20°; light rain
18
+22
+21
18 July, Thursday. day, 22°; night, 21°; rain
19
+24
+20
19 July, Friday. day, 24°; night, 20°; rain
20
+23
+20
20 July, Saturday. day, 23°; night, 20°; mostly clear
21
+23
+21
21 July, Sunday. day, 23°; night, 21°; mostly clear
22
+25
+22
22 July, Monday. day, 25°; night, 22°; clear
23
+26
+22
23 July, Tuesday. day, 26°; night, 22°; clear
24
+26
+23
24 July, Wednesday. day, 26°; night, 23°; light rain
25
+27
+24
25 July, Thursday. day, 27°; night, 24°; clear
26
+27
+23
26 July, Friday. day, 27°; night, 23°; clear
27
+26
+22
27 July, Saturday. day, 26°; night, 22°; light rain
Average for 30 days
10
sunny days
16
days with precipitation
4
cloudy days
10 sunny days; 16 days with precipitation; 4 cloudy days;
79
%
air humidity
5
m/s
Wind
S
21
mm of precipitation
(3% of annual average)
+17
°C
Water temperature
air humidity 79%; 21 millimeters of precipitation (3% of annual average); Wind southerly 5 Meters per second; Water temperature +17°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
SW
N
N
S
SW
S
SW
NW
S
NW
SW
W
NW
E
NE
E
E
S
S
S
E
E
S
S
SW
S
S
SW
N
29
Average data for 10 years
30
1
July
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
Daytime temperature
Night-time temperature