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December weather forecast in Boise
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
+4
+1
1 December, Sunday. day, 4°; night, 1°; overcast
2
+3
0
2 December, Monday. day, 3°; night, 0°; rain
3
+2
0
3 December, Tuesday. day, 2°; night, 0°; partly cloudy
4
+2
0
4 December, Wednesday. day, 2°; night, 0°; partly cloudy
5
+2
+1
5 December, Thursday. day, 2°; night, 1°; rain
6
+1
−1
6 December, Friday. day, 1°; night, -1°; rain
7
0
−1
7 December, Saturday. day, 0°; night, -1°; snow
8
0
−2
8 December, Sunday. day, 0°; night, -2°; clear
9
0
−1
9 December, Monday. day, 0°; night, -1°; snow
10
+2
0
10 December, Tuesday. day, 2°; night, 0°; overcast
11
+2
0
11 December, Wednesday. day, 2°; night, 0°; rain
12
+2
0
12 December, Thursday. day, 2°; night, 0°; rain
13
+1
−1
13 December, Friday. day, 1°; night, -1°; overcast
14
0
−1
14 December, Saturday. day, 0°; night, -1°; overcast
15
+1
−2
15 December, Sunday. day, 1°; night, -2°; clear
16
0
−2
16 December, Monday. day, 0°; night, -2°; partly cloudy
17
0
−2
17 December, Tuesday. day, 0°; night, -2°; snow
18
0
−1
18 December, Wednesday. day, 0°; night, -1°; snow
19
0
−2
19 December, Thursday. day, 0°; night, -2°; snow
20
+1
−1
20 December, Friday. day, 1°; night, -1°; overcast
21
+1
0
21 December, Saturday. day, 1°; night, 0°; clear
22
+1
−2
22 December, Sunday. day, 1°; night, -2°; clear
23
−1
−2
23 December, Monday. day, -1°; night, -2°; clear
24
−1
−3
24 December, Tuesday. day, -1°; night, -3°; clear
25
−2
−4
25 December, Wednesday. day, -2°; night, -4°; snow
26
−2
−4
26 December, Thursday. day, -2°; night, -4°; overcast
27
−1
−1
27 December, Friday. day, -1°; night, -1°; snow
28
+1
−2
28 December, Saturday. day, 1°; night, -2°; overcast
29
0
−4
29 December, Sunday. day, 0°; night, -4°; snow
30
−1
−6
30 December, Monday. day, -1°; night, -6°; partly cloudy
31
−1
−6
31 December, Tuesday. day, -1°; night, -6°; clear
1
−2
−4
1 January, Wednesday. day, -2°; night, -4°; clear
2
−2
−4
2 January, Thursday. day, -2°; night, -4°; clear
3
−2
−3
3 January, Friday. day, -2°; night, -3°; partly cloudy
4
−2
−2
4 January, Saturday. day, -2°; night, -2°; overcast
Average data for 10 years
Boise December
7
sunny days
13
days with precipitation
11
cloudy days
7 sunny days; 13 days with precipitation; 11 cloudy days;
74
%
air humidity
3.5
m/s
Wind
E
83
mm of precipitation
(17% of annual average)
air humidity 74%; 83 millimeters of precipitation (17% of annual average); Wind easterly 3.5 Meters per second
Weather graphs for December
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
N
E
NE
SE
SE
SE
NE
E
SE
E
SE
W
NW
SE
E
E
SE
SE
E
E
E
NE
E
NE
E
E
SE
SE
N
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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