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December weather forecast in Grass Valley
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
+13
+10
1 December, sun
+13
+10
Feels like
+9
700 mmHg
46%
6
m/s
E
1 December, Sunday. day, 13°; night, 10°; partly cloudy
2
+11
+8
2 December, mon
+11
+8
Feels like
+6
700 mmHg
62%
7
m/s
E
2 December, Monday. day, 11°; night, 8°; clear
3
+11
+8
3 December, tue
+11
+8
Feels like
+6
702 mmHg
51%
5.6
m/s
E
3 December, Tuesday. day, 11°; night, 8°; partly cloudy
4
+11
+8
4 December, wed
+11
+8
Feels like
+7
702 mmHg
44%
6.1
m/s
E
4 December, Wednesday. day, 11°; night, 8°; partly cloudy
5
+10
+9
5 December, thu
+10
+9
Feels like
+6
703 mmHg
54%
6.5
m/s
E
5 December, Thursday. day, 10°; night, 9°; rain
6
+10
+8
6 December, fri
+10
+8
Feels like
+6
702 mmHg
56%
5
m/s
E
6 December, Friday. day, 10°; night, 8°; clear
7
+10
+8
7 December, sat
+10
+8
Feels like
+6
703 mmHg
46%
5.6
m/s
E
7 December, Saturday. day, 10°; night, 8°; clear
8
+11
+8
8 December, sun
+11
+8
Feels like
+7
703 mmHg
49%
5.4
m/s
E
8 December, Sunday. day, 11°; night, 8°; partly cloudy
9
+12
+9
9 December, mon
+12
+9
Feels like
+7
702 mmHg
54%
6.1
m/s
SE
9 December, Monday. day, 12°; night, 9°; partly cloudy
10
+12
+9
10 December, tue
+12
+9
Feels like
+8
701 mmHg
58%
5
m/s
E
10 December, Tuesday. day, 12°; night, 9°; clear
11
+11
+9
11 December, wed
+11
+9
Feels like
+7
700 mmHg
56%
5.5
m/s
E
11 December, Wednesday. day, 11°; night, 9°; clear
12
+10
+8
12 December, thu
+10
+8
Feels like
+6
700 mmHg
58%
5.9
m/s
E
12 December, Thursday. day, 10°; night, 8°; rain
13
+9
+7
13 December, fri
+9
+7
Feels like
+5
701 mmHg
61%
5.6
m/s
E
13 December, Friday. day, 9°; night, 7°; partly cloudy
14
+9
+7
14 December, sat
+9
+7
Feels like
+5
701 mmHg
56%
6.1
m/s
E
14 December, Saturday. day, 9°; night, 7°; rain
15
+10
+7
15 December, sun
+10
+7
Feels like
+5
700 mmHg
57%
5.5
m/s
E
15 December, Sunday. day, 10°; night, 7°; rain
16
+10
+8
16 December, mon
+10
+8
Feels like
+6
700 mmHg
58%
5.5
m/s
E
16 December, Monday. day, 10°; night, 8°; rain
17
+10
+8
17 December, tue
+10
+8
Feels like
+5
700 mmHg
57%
5.8
m/s
E
17 December, Tuesday. day, 10°; night, 8°; rain
18
+9
+6
18 December, wed
+9
+6
Feels like
+4
699 mmHg
61%
6.9
m/s
SE
18 December, Wednesday. day, 9°; night, 6°; clear
19
+9
+7
19 December, thu
+9
+7
Feels like
+4
701 mmHg
62%
6
m/s
SE
19 December, Thursday. day, 9°; night, 7°; rain
20
+11
+8
20 December, fri
+11
+8
Feels like
+6
701 mmHg
58%
6.6
m/s
E
20 December, Friday. day, 11°; night, 8°; partly cloudy
21
+11
+8
21 December, sat
+11
+8
Feels like
+6
700 mmHg
62%
7.4
m/s
SE
21 December, Saturday. day, 11°; night, 8°; clear
22
+10
+8
22 December, sun
+10
+8
Feels like
+6
702 mmHg
60%
5.8
m/s
E
22 December, Sunday. day, 10°; night, 8°; clear
23
+10
+7
23 December, mon
+10
+7
Feels like
+6
701 mmHg
61%
5.9
m/s
SE
23 December, Monday. day, 10°; night, 7°; overcast
24
+9
+6
24 December, tue
+9
+6
Feels like
+5
701 mmHg
60%
5.4
m/s
E
24 December, Tuesday. day, 9°; night, 6°; partly cloudy
25
+9
+6
25 December, wed
+9
+6
Feels like
+5
702 mmHg
54%
5.5
m/s
E
25 December, Wednesday. day, 9°; night, 6°; clear
26
+8
+7
26 December, thu
+8
+7
Feels like
+4
704 mmHg
55%
3.9
m/s
NE
26 December, Thursday. day, 8°; night, 7°; partly cloudy
27
+10
+8
27 December, fri
+10
+8
Feels like
+6
703 mmHg
50%
6
m/s
E
27 December, Friday. day, 10°; night, 8°; clear
28
+10
+7
28 December, sat
+10
+7
Feels like
+5
702 mmHg
55%
6.3
m/s
E
28 December, Saturday. day, 10°; night, 7°; clear
29
+10
+8
29 December, sun
+10
+8
Feels like
+5
702 mmHg
54%
5.4
m/s
E
29 December, Sunday. day, 10°; night, 8°; rain
30
+11
+5
30 December, mon
+11
+5
Feels like
+7
702 mmHg
47%
6.3
m/s
E
30 December, Monday. day, 11°; night, 5°; partly cloudy
31
+11
+5
31 December, tue
+11
+5
Feels like
+7
702 mmHg
47%
6.3
m/s
E
31 December, Tuesday. day, 11°; night, 5°; clear
1
+10
+7
1 January, wed
+10
+7
Feels like
+6
702 mmHg
52%
5.3
m/s
E
1 January, Wednesday. day, 10°; night, 7°; clear
2
+10
+7
2 January, thu
+10
+7
Feels like
+6
701 mmHg
56%
5
m/s
E
2 January, Thursday. day, 10°; night, 7°; partly cloudy
3
+10
+8
3 January, fri
+10
+8
Feels like
+6
701 mmHg
50%
5.6
m/s
E
3 January, Friday. day, 10°; night, 8°; partly cloudy
4
+10
+9
4 January, sat
+10
+9
Feels like
+6
701 mmHg
54%
6.6
m/s
SE
4 January, Saturday. day, 10°; night, 9°; partly cloudy
Average data for 10 years
Grass Valley December
12
sunny days
8
days with precipitation
11
cloudy days
12 sunny days; 8 days with precipitation; 11 cloudy days;
56
%
air humidity
3.9
m/s
Wind
E
173
mm of precipitation
(17% of annual average)
air humidity 56%; 173 millimeters of precipitation (17% of annual average); Wind easterly 3.9 Meters per second
Weather graphs for December
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
E
E
E
E
E
E
E
E
SE
E
E
E
E
E
E
E
E
SE
SE
E
SE
E
SE
E
E
NE
E
E
E
E
E
1
Average data for 10 years
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
29
30
31
Daytime temperature
Night-time temperature
Cities near you
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San Jose
Washington
Alameda
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South Lake Tahoe
Oakland
Redding
Cities with similar weather in December
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Herceg Novi
Chalcidice
Wuhan
Hangzhou
Osaka
Kavala
