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Monthly weather forecast in Napa
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
+12
+10
8 December, sun
+12
+10
Feels like
+9
762 mmHg
67%
3.5
m/s
NE
8 December, Sunday. day, 12°; night, 10°; clear
9
+13
+10
9 December, mon
+13
+10
Feels like
+10
760 mmHg
60%
3.7
m/s
E
9 December, Monday. day, 13°; night, 10°; partly cloudy
10
+13
+10
10 December, tue
+13
+10
Feels like
+10
759 mmHg
67%
4.1
m/s
NE
10 December, Tuesday. day, 13°; night, 10°; partly cloudy
11
+12
+10
11 December, wed
+12
+10
Feels like
+10
759 mmHg
67%
2.9
m/s
E
11 December, Wednesday. day, 12°; night, 10°; partly cloudy
12
+12
+9
12 December, thu
+12
+9
Feels like
+10
758 mmHg
68%
3.2
m/s
NW
12 December, Thursday. day, 12°; night, 9°; rain
13
+12
+8
13 December, fri
+12
+8
Feels like
+9
759 mmHg
70%
3.5
m/s
NW
13 December, Friday. day, 12°; night, 8°; partly cloudy
14
December
+14
+4
14 December, sat
+14
+4
Feels like
+4
758 mmHg
85%
9.7
m/s
W
Climate normal
+11
+9
14 December, Saturday. day, 14°; night, 4°; thunderstorm with rain
15
+12
+6
15 December, sun
+12
+6
Feels like
+5
766 mmHg
85%
2.9
m/s
E
Climate normal
+12
+8
15 December, Sunday. day, 12°; night, 6°; overcast
16
+9
+7
16 December, mon
+9
+7
Feels like
+7
764 mmHg
92%
2.3
m/s
E
Climate normal
+11
+9
16 December, Monday. day, 9°; night, 7°; rain
17
+16
+5
17 December, tue
+16
+5
Feels like
+10
766 mmHg
85%
1.6
m/s
W
Climate normal
+12
+9
17 December, Tuesday. day, 16°; night, 5°; partly cloudy
18
+15
+4
18 December, wed
+15
+4
Feels like
+8
766 mmHg
83%
2.2
m/s
E
Climate normal
+11
+8
18 December, Wednesday. day, 15°; night, 4°; overcast
19
+16
+6
19 December, thu
+16
+6
Feels like
+8
763 mmHg
79%
3
m/s
E
Climate normal
+11
+8
19 December, Thursday. day, 16°; night, 6°; partly cloudy
20
+15
+10
20 December, fri
+15
+10
Feels like
+10
762 mmHg
80%
2.7
m/s
E
Climate normal
+13
+10
20 December, Friday. day, 15°; night, 10°; overcast
21
+15
+9
21 December, sat
+15
+9
Feels like
+10
763 mmHg
84%
4.3
m/s
SW
Climate normal
+12
+10
21 December, Saturday. day, 15°; night, 9°; heavy rain
22
+14
+10
22 December, sun
+14
+10
Feels like
+10
764 mmHg
85%
2.6
m/s
SW
Climate normal
+13
+9
22 December, Sunday. day, 14°; night, 10°; overcast
23
+15
+10
23 December, mon
+15
+10
Feels like
+11
763 mmHg
84%
2.7
m/s
E
Climate normal
+12
+8
23 December, Monday. day, 15°; night, 10°; overcast
24
+13
+7
24 December, tue
+13
+7
Feels like
+8
760 mmHg
82%
4.7
m/s
SW
Climate normal
+11
+9
24 December, Tuesday. day, 13°; night, 7°; rain
25
+12
+8
25 December, wed
+12
+8
Feels like
+7
760 mmHg
80%
3.7
m/s
W
Climate normal
+10
+8
25 December, Wednesday. day, 12°; night, 8°; partly cloudy
26
+12
+10
26 December, thu
+12
+10
Feels like
+7
758 mmHg
83%
3.8
m/s
W
Climate normal
+11
+8
26 December, Thursday. day, 12°; night, 10°; light rain
27
+15
+12
27 December, fri
+15
+12
Feels like
+10
762 mmHg
80%
5.5
m/s
NW
Climate normal
+12
+9
27 December, Friday. day, 15°; night, 12°; clear
28
+18
+12
28 December, sat
+18
+12
Feels like
+11
761 mmHg
81%
6
m/s
N
Climate normal
+11
+8
28 December, Saturday. day, 18°; night, 12°; clear
29
+18
+11
29 December, sun
+18
+11
Feels like
+12
758 mmHg
79%
4.8
m/s
NW
Climate normal
+11
+8
29 December, Sunday. day, 18°; night, 11°; clear
30
+13
+7
30 December, mon
+13
+7
Feels like
+6
757 mmHg
77%
5.8
m/s
NW
Climate normal
+12
+7
30 December, Monday. day, 13°; night, 7°; partly cloudy
31
+9
+5
31 December, tue
+9
+5
Feels like
+3
755 mmHg
69%
5.3
m/s
NW
Climate normal
+12
+7
31 December, Tuesday. day, 9°; night, 5°; clear
1 January
+8
+4
1 January, wed
+8
+4
Feels like
+2
753 mmHg
74%
4.4
m/s
NW
Climate normal
+10
+7
1 January, Wednesday. day, 8°; night, 4°; light rain
2
+5
+1
2 January, thu
+5
+1
Feels like
−2
755 mmHg
68%
5.5
m/s
NW
Climate normal
+11
+8
2 January, Thursday. day, 5°; night, 1°; mostly clear
3
+5
+1
3 January, fri
+5
+1
Feels like
−1
759 mmHg
64%
2.5
m/s
NW
Climate normal
+11
+9
3 January, Friday. day, 5°; night, 1°; partly cloudy
4
+4
−1
4 January, sat
+4
−1
Feels like
−3
760 mmHg
63%
3.5
m/s
N
Climate normal
+12
+8
4 January, Saturday. day, 4°; night, -1°; mostly clear
5
+5
+4
5 January, sun
+5
+4
Feels like
−2
758 mmHg
78%
5.8
m/s
SE
Climate normal
+11
+8
5 January, Sunday. day, 5°; night, 4°; light rain
6
+7
+7
6 January, mon
+7
+7
Feels like
+2
760 mmHg
95%
4.8
m/s
E
Climate normal
+11
+8
6 January, Monday. day, 7°; night, 7°; rain
7
+11
+9
7 January, tue
+11
+9
Feels like
+7
761 mmHg
93%
1.7
m/s
S
Climate normal
+12
+9
7 January, Tuesday. day, 11°; night, 9°; partly cloudy
8
+11
+11
8 January, wed
+11
+11
Feels like
+8
757 mmHg
97%
4.5
m/s
S
Climate normal
+12
+9
8 January, Wednesday. day, 11°; night, 11°; light rain
9
+11
+4
9 January, thu
+11
+4
Feels like
+5
752 mmHg
92%
4.8
m/s
SW
Climate normal
+12
+8
9 January, Thursday. day, 11°; night, 4°; rain
10
+9
+5
10 January, fri
+9
+5
Feels like
+4
755 mmHg
85%
4.1
m/s
NW
Climate normal
+12
+9
10 January, Friday. day, 9°; night, 5°; light rain
11
+9
+9
11 January, sat
+9
+9
Feels like
0
751 mmHg
99%
8.5
m/s
SE
Climate normal
+11
+9
11 January, Saturday. day, 9°; night, 9°; rain
Average for 30 days
7
sunny days
12
days with precipitation
11
cloudy days
7 sunny days; 12 days with precipitation; 11 cloudy days;
82
%
air humidity
4.2
m/s
Wind
NW
50
mm of precipitation
(10% of annual average)
air humidity 82%; 50 millimeters of precipitation (10% of annual average); Wind north-westerly 4.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
E
E
W
E
E
E
SW
SW
E
SW
W
W
NW
N
NW
NW
NW
NW
NW
NW
N
SE
E
S
S
SW
NW
SE
NW
14
Average data for 10 years
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
12
Daytime temperature
Night-time temperature
