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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
1 December
+7
+6
1 December, sun
+7
+6
Feels like
+4
761 mmHg
81%
3.5
m/s
E
1 December, Sunday. day, 7°; night, 6°; rain
2
+7
+5
2 December, mon
+7
+5
Feels like
+4
761 mmHg
81%
3.4
m/s
E
2 December, Monday. day, 7°; night, 5°; overcast
3
+7
+5
3 December, tue
+7
+5
Feels like
+3
766 mmHg
81%
3.5
m/s
E
3 December, Tuesday. day, 7°; night, 5°; partly cloudy
4
December
+6
+3
4 December, wed
+6
+3
Feels like
+1
761 mmHg
78%
1.5
m/s
N
Climate normal
+7
+5
4 December, Wednesday. day, 6°; night, 3°; mostly clear
5
+9
+5
5 December, thu
+9
+5
Feels like
+4
762 mmHg
69%
1.7
m/s
SE
Climate normal
+7
+5
5 December, Thursday. day, 9°; night, 5°; overcast
6
+10
+9
6 December, fri
+10
+9
Feels like
+4
759 mmHg
68%
3
m/s
S
Climate normal
+6
+5
6 December, Friday. day, 10°; night, 9°; overcast
7
+11
+7
7 December, sat
+11
+7
Feels like
+4
755 mmHg
79%
7.1
m/s
SW
Climate normal
+6
+4
7 December, Saturday. day, 11°; night, 7°; rain
8
+9
+5
8 December, sun
+9
+5
Feels like
+4
760 mmHg
82%
4.1
m/s
NW
Climate normal
+6
+4
8 December, Sunday. day, 9°; night, 5°; light rain
9
+7
+4
9 December, mon
+7
+4
Feels like
+3
766 mmHg
84%
2.1
m/s
N
Climate normal
+6
+5
9 December, Monday. day, 7°; night, 4°; partly cloudy
10
+7
+5
10 December, tue
+7
+5
Feels like
+2
766 mmHg
83%
1.8
m/s
NE
Climate normal
+6
+6
10 December, Tuesday. day, 7°; night, 5°; light rain
11
+8
+7
11 December, wed
+8
+7
Feels like
+2
763 mmHg
82%
3.2
m/s
S
Climate normal
+6
+5
11 December, Wednesday. day, 8°; night, 7°; light rain
12
+9
+7
12 December, thu
+9
+7
Feels like
+3
753 mmHg
76%
5.9
m/s
S
Climate normal
+7
+5
12 December, Thursday. day, 9°; night, 7°; heavy rain
13
+8
+6
13 December, fri
+8
+6
Feels like
+3
753 mmHg
83%
5.7
m/s
S
Climate normal
+6
+4
13 December, Friday. day, 8°; night, 6°; light rain
14
+8
+6
14 December, sat
+8
+6
Feels like
+2
756 mmHg
81%
5
m/s
SE
Climate normal
+6
+5
14 December, Saturday. day, 8°; night, 6°; overcast
15
+7
+4
15 December, sun
+7
+4
Feels like
+1
755 mmHg
83%
5.7
m/s
SE
Climate normal
+6
+4
15 December, Sunday. day, 7°; night, 4°; overcast
16
+7
+2
16 December, mon
+7
+2
Feels like
0
744 mmHg
85%
5.5
m/s
NW
Climate normal
+6
+5
16 December, Monday. day, 7°; night, 2°; light rain
17
+5
+4
17 December, tue
+5
+4
Feels like
−4
705 mmHg
100%
7.5
m/s
SE
Climate normal
+7
+4
17 December, Tuesday. day, 5°; night, 4°; sleet
18
+8
+4
18 December, wed
+8
+4
Feels like
+1
703 mmHg
98%
7.5
m/s
S
Climate normal
+6
+4
18 December, Wednesday. day, 8°; night, 4°; rain
19
+5
+4
19 December, thu
+5
+4
Feels like
+3
709 mmHg
97%
Calm m/s
Climate normal
+6
+5
19 December, Thursday. day, 5°; night, 4°; light rain
20
+4
+3
20 December, fri
+4
+3
Feels like
−1
713 mmHg
99%
4.9
m/s
E
Climate normal
+6
+4
20 December, Friday. day, 4°; night, 3°; partly cloudy
21
+4
+4
21 December, sat
+4
+4
Feels like
0
714 mmHg
98%
4
m/s
E
Climate normal
+6
+4
21 December, Saturday. day, 4°; night, 4°; light rain
22
+4
+4
22 December, sun
+4
+4
Feels like
−3
717 mmHg
92%
5.5
m/s
SE
Climate normal
+6
+5
22 December, Sunday. day, 4°; night, 4°; rain
23
+4
+5
23 December, mon
+4
+5
Feels like
−2
721 mmHg
93%
6.7
m/s
SE
Climate normal
+6
+4
23 December, Monday. day, 4°; night, 5°; light rain
24
+8
+8
24 December, tue
+8
+8
Feels like
+3
718 mmHg
97%
6.7
m/s
SE
Climate normal
+5
+4
24 December, Tuesday. day, 8°; night, 8°; rain
25
+8
+8
25 December, wed
+8
+8
Feels like
+2
717 mmHg
89%
5.7
m/s
SE
Climate normal
+5
+3
25 December, Wednesday. day, 8°; night, 8°; partly cloudy
26
+8
+6
26 December, thu
+8
+6
Feels like
+5
720 mmHg
98%
2.4
m/s
SW
Climate normal
+6
+5
26 December, Thursday. day, 8°; night, 6°; rain
27
+6
+6
27 December, fri
+6
+6
Feels like
+2
724 mmHg
98%
2
m/s
E
Climate normal
+7
+5
27 December, Friday. day, 6°; night, 6°; partly cloudy
28
+9
+5
28 December, sat
+9
+5
Feels like
0
721 mmHg
97%
6.8
m/s
SW
Climate normal
+6
+5
28 December, Saturday. day, 9°; night, 5°; sleet
29
+4
−1
29 December, sun
+4
−1
Feels like
−5
718 mmHg
97%
7.4
m/s
W
Climate normal
+5
+3
29 December, Sunday. day, 4°; night, -1°; sleet
30
−2
−6
30 December, mon
−2
−6
Feels like
−8
730 mmHg
95%
4.1
m/s
NE
Climate normal
+5
+3
30 December, Monday. day, -2°; night, -6°; mostly clear
31
−1
−4
31 December, tue
−1
−4
Feels like
−9
731 mmHg
89%
4.5
m/s
E
Climate normal
+5
+3
31 December, Tuesday. day, -1°; night, -4°; mostly clear
1 January
0
−2
1 January, wed
0
−2
Feels like
−5
723 mmHg
86%
2.5
m/s
E
Climate normal
+6
+4
1 January, Wednesday. day, 0°; night, -2°; partly cloudy
2
+2
+4
2 January, thu
+2
+4
Feels like
−4
719 mmHg
92%
4.4
m/s
SE
Climate normal
+5
+4
2 January, Thursday. day, 2°; night, 4°; sleet
Average data for 10 years
Next, the average data for 10 years
3
+6
+4
3 January, fri
+6
+4
Feels like
+2
764 mmHg
76%
3
m/s
E
3 January, Friday. day, 6°; night, 4°; partly cloudy
4
+6
+5
4 January, sat
+6
+5
Feels like
+3
761 mmHg
81%
4
m/s
E
4 January, Saturday. day, 6°; 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
4.5
m/s
Wind
SE
48
mm of precipitation
(7% of annual average)
air humidity 88%; 48 millimeters of precipitation (7% of annual average); Wind south-easterly 4.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
N
SE
S
SW
NW
N
NE
S
S
S
SE
SE
NW
SE
S
E
E
SE
SE
SE
SE
SW
E
SW
W
NE
E
E
SE
4
Average data for 10 years
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
30
31
1
January
2
Daytime temperature
Night-time temperature
