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Monthly weather forecast in Seattle
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
14
July
+30
+14
14 July, Sunday. day, 30°; night, 14°; clear
15
+27
+16
15 July, Monday. day, 27°; night, 16°; mostly clear
16
+29
+18
16 July, Tuesday. day, 29°; night, 18°; clear
17
+30
+16
17 July, Wednesday. day, 30°; night, 16°; clear
18
+27
+16
18 July, Thursday. day, 27°; night, 16°; mostly clear
19
+27
+17
19 July, Friday. day, 27°; night, 17°; clear
20
+28
+17
20 July, Saturday. day, 28°; night, 17°; clear
21
+26
+15
21 July, Sunday. day, 26°; night, 15°; light rain
22
+25
+14
22 July, Monday. day, 25°; night, 14°; partly cloudy
23
+24
+12
23 July, Tuesday. day, 24°; night, 12°; mostly clear
24
+22
+12
24 July, Wednesday. day, 22°; night, 12°; partly cloudy
25
+24
+14
25 July, Thursday. day, 24°; night, 14°; partly cloudy
26
+26
+11
26 July, Friday. day, 26°; night, 11°; partly cloudy
27
+28
+10
27 July, Saturday. day, 28°; night, 10°; clear
28
+25
+8
28 July, Sunday. day, 25°; night, 8°; clear
29
+25
+5
29 July, Monday. day, 25°; night, 5°; partly cloudy
30
+27
+13
30 July, Tuesday. day, 27°; night, 13°; mostly clear
31
+30
+11
31 July, Wednesday. day, 30°; night, 11°; partly cloudy
1 August
+27
+11
1 August, Thursday. day, 27°; night, 11°; partly cloudy
2
+30
+11
2 August, Friday. day, 30°; night, 11°; partly cloudy
3
+29
+9
3 August, Saturday. day, 29°; night, 9°; clear
4
+29
+7
4 August, Sunday. day, 29°; night, 7°; clear
5
+29
+14
5 August, Monday. day, 29°; night, 14°; clear
6
+32
+12
6 August, Tuesday. day, 32°; night, 12°; clear
7
+28
+13
7 August, Wednesday. day, 28°; night, 13°; clear
8
+26
+9
8 August, Thursday. day, 26°; night, 9°; mostly clear
9
+26
+10
9 August, Friday. day, 26°; night, 10°; partly cloudy
10
+23
+12
10 August, Saturday. day, 23°; night, 12°; clear
11
+22
+9
11 August, Sunday. day, 22°; night, 9°; partly cloudy
12
+20
+11
12 August, Monday. day, 20°; night, 11°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
13
+24
+19
13 August, Tuesday. day, 24°; night, 19°; clear
14
+24
+19
14 August, Wednesday. day, 24°; night, 19°; partly cloudy
15
+26
+20
15 August, Thursday. day, 26°; night, 20°; clear
16
+27
+20
16 August, Friday. day, 27°; night, 20°; clear
17
+25
+20
17 August, Saturday. day, 25°; night, 20°; clear
Average for 30 days
18
sunny days
1
day with precipitation
11
cloudy days
18 sunny days; 1 day with precipitation; 11 cloudy days;
55
%
air humidity
4.6
m/s
Wind
W
0.2
mm of precipitation
(1% of annual average)
air humidity 55%; 0.2 millimeters of precipitation (1% of annual average); Wind westerly 4.6 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
N
N
W
SW
NW
NW
SW
S
W
NW
NW
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
14
Average data for 10 years
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
August
2
3
4
5
6
7
8
9
10
11
12
Daytime temperature
Night-time temperature