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December weather forecast in Rancho Cucamonga
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
30
+15
+12
30 November, sun
+15
+12
Feels like
+11
789 mmHg
40%
4.5
m/s
NE
30 November, Sunday. day, 15°; night, 12°; clear
1
+16
+12
1 December, mon
+16
+12
Feels like
+12
788 mmHg
44%
4.1
m/s
E
1 December, Monday. day, 16°; night, 12°; partly cloudy
2
+13
+10
2 December, tue
+13
+10
Feels like
+9
787 mmHg
50%
5.8
m/s
NE
2 December, Tuesday. day, 13°; night, 10°; partly cloudy
3
+12
+9
3 December, wed
+12
+9
Feels like
+9
789 mmHg
43%
4.5
m/s
NE
3 December, Wednesday. day, 12°; night, 9°; clear
4
+13
+11
4 December, thu
+13
+11
Feels like
+9
790 mmHg
43%
6.3
m/s
NE
4 December, Thursday. day, 13°; night, 11°; clear
5
+13
+11
5 December, fri
+13
+11
Feels like
+10
791 mmHg
47%
4.5
m/s
NE
5 December, Friday. day, 13°; night, 11°; partly cloudy
6
+14
+10
6 December, sat
+14
+10
Feels like
+10
789 mmHg
50%
5
m/s
N
6 December, Saturday. day, 14°; night, 10°; partly cloudy
7
+14
+11
7 December, sun
+14
+11
Feels like
+11
790 mmHg
41%
3.5
m/s
N
7 December, Sunday. day, 14°; night, 11°; rain
8
+14
+11
8 December, mon
+14
+11
Feels like
+10
790 mmHg
38%
4.4
m/s
NE
8 December, Monday. day, 14°; night, 11°; rain
9
+14
+11
9 December, tue
+14
+11
Feels like
+10
790 mmHg
37%
4.4
m/s
NE
9 December, Tuesday. day, 14°; night, 11°; clear
10
+14
+11
10 December, wed
+14
+11
Feels like
+10
789 mmHg
50%
3.9
m/s
NE
10 December, Wednesday. day, 14°; night, 11°; partly cloudy
11
+14
+11
11 December, thu
+14
+11
Feels like
+10
788 mmHg
56%
5
m/s
S
11 December, Thursday. day, 14°; night, 11°; clear
12
+12
+10
12 December, fri
+12
+10
Feels like
+9
788 mmHg
57%
4.5
m/s
W
12 December, Friday. day, 12°; night, 10°; clear
13
+12
+9
13 December, sat
+12
+9
Feels like
+8
788 mmHg
60%
4.9
m/s
NW
13 December, Saturday. day, 12°; night, 9°; partly cloudy
14
+11
+9
14 December, sun
+11
+9
Feels like
+8
789 mmHg
54%
4.9
m/s
NE
14 December, Sunday. day, 11°; night, 9°; overcast
15
+11
+9
15 December, mon
+11
+9
Feels like
+7
788 mmHg
56%
5.8
m/s
N
15 December, Monday. day, 11°; night, 9°; partly cloudy
16
+11
+9
16 December, tue
+11
+9
Feels like
+8
788 mmHg
61%
5.5
m/s
NE
16 December, Tuesday. day, 11°; night, 9°; rain
17
+11
+8
17 December, wed
+11
+8
Feels like
+8
789 mmHg
60%
4
m/s
NE
17 December, Wednesday. day, 11°; night, 8°; clear
18
+10
+7
18 December, thu
+10
+7
Feels like
+6
789 mmHg
67%
4.5
m/s
SW
18 December, Thursday. day, 10°; night, 7°; clear
19
+10
+8
19 December, fri
+10
+8
Feels like
+6
790 mmHg
58%
4
m/s
NW
19 December, Friday. day, 10°; night, 8°; clear
20
+11
+9
20 December, sat
+11
+9
Feels like
+7
790 mmHg
49%
3.7
m/s
NE
20 December, Saturday. day, 11°; night, 9°; clear
21
+12
+9
21 December, sun
+12
+9
Feels like
+7
789 mmHg
55%
5.3
m/s
N
21 December, Sunday. day, 12°; night, 9°; partly cloudy
22
+12
+10
22 December, mon
+12
+10
Feels like
+8
790 mmHg
52%
5.5
m/s
N
22 December, Monday. day, 12°; night, 10°; partly cloudy
23
+12
+9
23 December, tue
+12
+9
Feels like
+8
790 mmHg
50%
5.4
m/s
NE
23 December, Tuesday. day, 12°; night, 9°; partly cloudy
24
+11
+7
24 December, wed
+11
+7
Feels like
+7
789 mmHg
56%
5.6
m/s
NE
24 December, Wednesday. day, 11°; night, 7°; clear
25
+10
+8
25 December, thu
+10
+8
Feels like
+5
790 mmHg
44%
6.5
m/s
NE
25 December, Thursday. day, 10°; night, 8°; partly cloudy
26
+11
+9
26 December, fri
+11
+9
Feels like
+7
791 mmHg
41%
4.9
m/s
N
26 December, Friday. day, 11°; night, 9°; clear
27
+12
+9
27 December, sat
+12
+9
Feels like
+9
790 mmHg
37%
4
m/s
NE
27 December, Saturday. day, 12°; night, 9°; clear
28
+13
+10
28 December, sun
+13
+10
Feels like
+9
789 mmHg
40%
4
m/s
NE
28 December, Sunday. day, 13°; night, 10°; clear
29
+12
+9
29 December, mon
+12
+9
Feels like
+8
790 mmHg
46%
3.7
m/s
E
29 December, Monday. day, 12°; night, 9°; clear
30
+15
+6
30 December, tue
+15
+6
Feels like
+11
790 mmHg
47%
4.5
m/s
NE
30 December, Tuesday. day, 15°; night, 6°; clear
31
+15
+6
31 December, wed
+15
+6
Feels like
+11
790 mmHg
47%
4.5
m/s
NE
31 December, Wednesday. day, 15°; night, 6°; clear
1
+11
+8
1 January, thu
+11
+8
Feels like
+7
791 mmHg
41%
4
m/s
NE
1 January, Thursday. day, 11°; night, 8°; clear
2
+13
+9
2 January, fri
+13
+9
Feels like
+8
790 mmHg
40%
4.9
m/s
NE
2 January, Friday. day, 13°; night, 9°; partly cloudy
3
+12
+9
3 January, sat
+12
+9
Feels like
+9
790 mmHg
46%
3.7
m/s
NE
3 January, Saturday. day, 12°; night, 9°; partly cloudy
Average data for 10 years
Rancho Cucamonga December
16
sunny days
3
days with precipitation
12
cloudy days
16 sunny days; 3 days with precipitation; 12 cloudy days;
46
%
air humidity
2.7
m/s
Wind
NE
64
mm of precipitation
(26% of annual average)
air humidity 46%; 64 millimeters of precipitation (26% of annual average); Wind north-easterly 2.7 Meters per second
Weather graphs for December
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
E
NE
NE
NE
NE
N
N
NE
NE
NE
S
W
NW
NE
N
NE
NE
SW
NW
NE
N
N
NE
NE
NE
N
NE
NE
E
NE
NE
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
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