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Monthly weather forecast in Issaquah
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
8
+5
+3
8 December, sun
+5
+3
Feels like
+1
762 mmHg
75%
3.5
m/s
SE
8 December, Sunday. day, 5°; night, 3°; rain
9
+6
+4
9 December, mon
+6
+4
Feels like
+2
760 mmHg
79%
3.7
m/s
SE
9 December, Monday. day, 6°; night, 4°; rain
10
+6
+5
10 December, tue
+6
+5
Feels like
+3
760 mmHg
81%
3.5
m/s
E
10 December, Tuesday. day, 6°; night, 5°; clear
11
+6
+5
11 December, wed
+6
+5
Feels like
+3
759 mmHg
80%
4.3
m/s
SE
11 December, Wednesday. day, 6°; night, 5°; clear
12
+6
+5
12 December, thu
+6
+5
Feels like
+3
758 mmHg
83%
4.4
m/s
SE
12 December, Thursday. day, 6°; night, 5°; rain
13
December
+8
+6
13 December, fri
+8
+6
Feels like
0
747 mmHg
85%
6.3
m/s
E
Climate normal
+6
+4
13 December, Friday. day, 8°; night, 6°; rain
14
+9
+4
14 December, sat
+9
+4
Feels like
0
749 mmHg
85%
8.6
m/s
S
Climate normal
+5
+4
14 December, Saturday. day, 9°; night, 4°; rain
15
+9
+5
15 December, sun
+9
+5
Feels like
+2
761 mmHg
80%
3
m/s
S
Climate normal
+6
+4
15 December, Sunday. day, 9°; night, 5°; partly cloudy
16
+8
+5
16 December, mon
+8
+5
Feels like
+2
753 mmHg
91%
4.5
m/s
SE
Climate normal
+5
+4
16 December, Monday. day, 8°; night, 5°; rain
17
+8
+8
17 December, tue
+8
+8
Feels like
+3
759 mmHg
93%
4
m/s
SE
Climate normal
+6
+3
17 December, Tuesday. day, 8°; night, 8°; heavy rain
18
+10
+4
18 December, wed
+10
+4
Feels like
+4
758 mmHg
86%
6.4
m/s
S
Climate normal
+5
+3
18 December, Wednesday. day, 10°; night, 4°; rain
19
+10
+7
19 December, thu
+10
+7
Feels like
+4
758 mmHg
82%
3.6
m/s
E
Climate normal
+5
+5
19 December, Thursday. day, 10°; night, 7°; overcast
20
+11
+6
20 December, fri
+11
+6
Feels like
+5
755 mmHg
75%
4.2
m/s
E
Climate normal
+6
+3
20 December, Friday. day, 11°; night, 6°; partly cloudy
21
+12
+7
21 December, sat
+12
+7
Feels like
+5
753 mmHg
76%
3.8
m/s
E
Climate normal
+5
+3
21 December, Saturday. day, 12°; night, 7°; light rain
22
+9
+6
22 December, sun
+9
+6
Feels like
+5
754 mmHg
91%
3.2
m/s
E
Climate normal
+6
+4
22 December, Sunday. day, 9°; night, 6°; rain
23
+8
+6
23 December, mon
+8
+6
Feels like
+4
754 mmHg
90%
4.1
m/s
S
Climate normal
+5
+3
23 December, Monday. day, 8°; night, 6°; light rain
24
+8
+7
24 December, tue
+8
+7
Feels like
+5
754 mmHg
90%
3.8
m/s
SW
Climate normal
+4
+3
24 December, Tuesday. day, 8°; night, 7°; overcast
25
+9
+6
25 December, wed
+9
+6
Feels like
+3
744 mmHg
93%
6.5
m/s
SW
Climate normal
+4
+2
25 December, Wednesday. day, 9°; night, 6°; rain
26
+5
+3
26 December, thu
+5
+3
Feels like
0
711 mmHg
98%
4.1
m/s
SW
Climate normal
+5
+5
26 December, Thursday. day, 5°; night, 3°; light rain
27
+4
+3
27 December, fri
+4
+3
Feels like
−1
708 mmHg
96%
3.8
m/s
E
Climate normal
+6
+5
27 December, Friday. day, 4°; night, 3°; rain
28
+6
+4
28 December, sat
+6
+4
Feels like
+1
702 mmHg
98%
4.3
m/s
E
Climate normal
+6
+4
28 December, Saturday. day, 6°; night, 4°; rain
29
+5
+5
29 December, sun
+5
+5
Feels like
−1
695 mmHg
98%
4.9
m/s
E
Climate normal
+5
+3
29 December, Sunday. day, 5°; night, 5°; rain
30
+4
+1
30 December, mon
+4
+1
Feels like
−2
706 mmHg
96%
4.4
m/s
SW
Climate normal
+4
+2
30 December, Monday. day, 4°; night, 1°; light rain
31
+1
+1
31 December, tue
+1
+1
Feels like
−5
697 mmHg
99%
5.3
m/s
E
Climate normal
+4
+2
31 December, Tuesday. day, 1°; night, 1°; sleet
1 January
+4
+2
1 January, wed
+4
+2
Feels like
−4
694 mmHg
99%
7.8
m/s
E
Climate normal
+5
+2
1 January, Wednesday. day, 4°; night, 2°; rain
2
+3
+1
2 January, thu
+3
+1
Feels like
−2
710 mmHg
99%
3.1
m/s
SW
Climate normal
+5
+3
2 January, Thursday. day, 3°; night, 1°; light rain
3
+6
+5
3 January, fri
+6
+5
Feels like
0
710 mmHg
100%
4.5
m/s
SE
Climate normal
+5
+3
3 January, Friday. day, 6°; night, 5°; sleet
4
+6
+5
4 January, sat
+6
+5
Feels like
+1
709 mmHg
98%
4.3
m/s
E
Climate normal
+6
+4
4 January, Saturday. day, 6°; night, 5°; light rain
5
+6
+7
5 January, sun
+6
+7
Feels like
+3
703 mmHg
98%
3.6
m/s
E
Climate normal
+6
+5
5 January, Sunday. day, 6°; night, 7°; rain
6
+6
+5
6 January, mon
+6
+5
Feels like
+2
706 mmHg
96%
4.7
m/s
SE
Climate normal
+7
+5
6 January, Monday. day, 6°; night, 5°; light rain
7
+6
+2
7 January, tue
+6
+2
Feels like
+1
710 mmHg
87%
4
m/s
SW
Climate normal
+6
+5
7 January, Tuesday. day, 6°; night, 2°; light rain
8
+3
+1
8 January, wed
+3
+1
Feels like
−2
705 mmHg
97%
4.6
m/s
S
Climate normal
+7
+5
8 January, Wednesday. day, 3°; night, 1°; sleet
9
+2
0
9 January, thu
+2
0
Feels like
−2
715 mmHg
95%
3.5
m/s
W
Climate normal
+6
+4
9 January, Thursday. day, 2°; night, 0°; sleet
10
+3
+2
10 January, fri
+3
+2
Feels like
−1
717 mmHg
92%
2.1
m/s
SW
Climate normal
+6
+4
10 January, Friday. day, 3°; night, 2°; sleet
11
+3
+3
11 January, sat
+3
+3
Feels like
−1
715 mmHg
90%
2.6
m/s
W
Climate normal
+6
+4
11 January, Saturday. day, 3°; night, 3°; overcast
Average for 30 days
0
sunny days
25
days with precipitation
5
cloudy days
0 sunny days; 25 days with precipitation; 5 cloudy days;
92
%
air humidity
4.5
m/s
Wind
E
87
mm of precipitation
(11% of annual average)
air humidity 92%; 87 millimeters of precipitation (11% of annual average); Wind easterly 4.5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
S
S
SE
SE
S
E
E
E
E
S
SW
SW
SW
E
E
E
SW
E
E
SW
SE
E
E
SE
SW
S
W
SW
W
13
Average data for 10 years
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
10
11
Daytime temperature
Night-time temperature
