Weather History for Boise, ID

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 62 °F 42 °F 25 °F
Mean Temperature 53 °F 36 °F 19 °F
Min Temperature 48 °F 29 °F 13 °F
Degree Days  
Heating Degree Days (base 65) 46 29 12 895
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 0 0 2
Dew Point  
Dew Point 48 °F 26 °F 4 °F
Precipitation  
Precipitation 0.25 in 0.05 in 0.00 in 1.25 in
Snowdepth 1.0 in 0.1 in 0.0 in -
Wind  
Wind 33 mph 8 mph 0 mph
Gust Wind 45 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.50 in 30.01 in 29.35 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 13, 2012 Rise Set
Actual Time 8:10 AM MST 5:08 PM MST
Civil Twilight 7:37 AM MST 5:41 PM MST
Nautical Twilight 7:01 AM MST 6:17 PM MST
Astronomical Twilight 6:26 AM MST 6:52 PM MST
Moon 8:22 AM MST (12/13) 5:57 PM MST (12/13)
Length of Visible Light 10h 03m
Length of Day
8h 58m
New Moon, 0% of the Moon is Illuminated
Dec 13
New Moon
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Weather History Calendar

Precipitation Actual month total 1.25 Normal Month Total: 1.55
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
58 | 48 0.02
Average:
41 | 27 0.05
Rain
Actual:
62 | 35 0.04
Average:
40 | 27 0.05
Clear
Actual:
52 | 34 0.00
Average:
40 | 26 0.05
Rain
Actual:
55 | 43 0.22
Average:
40 | 26 0.05
Rain
Actual:
58 | 37 0.25
Average:
39 | 26 0.05
Partly Cloudy
Actual:
45 | 33 0.00
Average:
39 | 25 0.05
Partly Cloudy
Actual:
45 | 28 0.00
Average:
39 | 25 0.05
Snow
Actual:
43 | 31 0.08
Average:
39 | 25 0.05
Snow
Actual:
37 | 25 0.01
Average:
38 | 25 0.05
Snow
Actual:
44 | 32 0.02
Average:
38 | 25 0.05
Partly Cloudy
Actual:
49 | 30 0.11
Average:
38 | 24 0.04
Rain
Actual:
45 | 35 0.22
Average:
38 | 24 0.05
Mostly Cloudy
Actual:
36 | 31 0.00
Average:
37 | 24 0.05
Overcast
Actual:
41 | 31 T
Average:
37 | 24 0.05
Snow
Actual:
40 | 33 T
Average:
37 | 24 0.05
Snow
Actual:
42 | 33 0.06
Average:
37 | 23 0.05
Partly Cloudy
Actual:
49 | 27 0.01
Average:
37 | 23 0.05
Clear
Actual:
35 | 20 0.00
Average:
37 | 23 0.05
Scattered Clouds
Actual:
35 | 18 0.00
Average:
37 | 23 0.06
Scattered Clouds
Actual:
45 | 33 0.00
Average:
37 | 23 0.05
Mostly Cloudy
Actual:
46 | 39 0.00
Average:
36 | 23 0.05
Rain
Actual:
49 | 33 0.01
Average:
36 | 23 0.05
Snow
Actual:
42 | 31 0.05
Average:
36 | 23 0.05
Partly Cloudy
Actual:
40 | 26 T
Average:
36 | 23 0.05
Snow
Actual:
37 | 24 0.03
Average:
36 | 23 0.05
Snow
Actual:
32 | 29 0.02
Average:
36 | 23 0.05
Snow
Actual:
35 | 26 T
Average:
36 | 23 0.06
Scattered Clouds
Actual:
37 | 21 0.00
Average:
36 | 23 0.04
Snow
Actual:
28 | 19 0.09
Average:
36 | 23 0.05
Snow
Actual:
25 | 13 0.01
Average:
36 | 23 0.05
Fog
Actual:
26 | 13 0.00
Average:
36 | 23 0.05
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 58 53 48 42 39 38 71 59 47 29.85 29.79 29.64 10 10 8 22 13 30 0.02 Rain
2 62 49 35 43 34 26 64 52 39 30.06 29.63 29.35 10 10 9 30 13 38 0.04 Rain
3 52 43 34 29 28 26 75 57 38 30.21 30.16 30.08 10 10 10 16 9 20 0.00  
4 55 49 43 48 39 26 93 68 42 30.13 30.08 30.00 10 10 7 24 17 30 0.22 Rain
5 58 48 37 48 42 33 93 72 50 30.10 30.04 29.97 10 10 6 20 6 24 0.25 Rain
6 45 39 33 34 31 27 92 75 58 30.16 30.11 30.06 10 10 10 9 3 14 0.00  
7 45 37 28 29 26 24 85 65 45 30.18 30.11 29.98 10 10 10 18 3 23 0.00  
8 43 37 31 34 29 24 100 77 53 30.24 30.11 29.98 10 7 1 26 8 41 0.08 Snow
9 37 31 25 29 26 20 92 72 52 30.47 30.34 30.19 10 9 2 9 3 12 0.01 Snow
10 44 38 32 33 31 28 89 77 65 30.34 30.25 30.16 10 8 2 12 4 13 0.02 Rain , Snow
11 49 40 30 33 30 27 92 69 46 30.17 29.84 29.58 10 10 9 18 9 29 0.11  
12 45 40 35 36 35 33 92 79 65 29.86 29.74 29.62 10 9 5 14 4 15 0.22 Rain
13 36 34 31 32 30 28 100 88 75 29.98 29.91 29.83 10 6 1 7 2 9 0.00  
14 41 36 31 30 29 27 89 74 59 29.89 29.81 29.73 10 10 8 9 3 12 T  
15 40 37 33 31 27 22 89 69 48 29.94 29.88 29.79 10 10 3 16 4 22 T Snow
16 42 38 33 34 31 28 89 81 73 29.94 29.82 29.60 10 7 1 24 10 31 0.06 Rain , Snow
17 49 38 27 36 27 19 70 54 37 29.96 29.72 29.52 10 10 10 30 14 37 0.01  
18 35 28 20 18 16 14 77 62 47 30.09 30.00 29.94 10 10 10 13 4 15 0.00  
19 35 27 18 16 13 10 80 58 35 30.30 30.24 30.10 10 10 10 23 12 30 0.00  
20 45 39 33 10 8 4 35 27 19 30.23 30.10 29.99 10 10 10 33 19 45 0.00  
21 46 43 39 16 11 9 37 30 22 29.98 29.94 29.88 10 10 10 22 14 29 0.00  
22 49 41 33 34 20 12 82 53 24 29.94 29.81 29.71 10 10 10 25 14 33 0.01 Rain
23 42 37 31 34 30 27 89 77 64 30.03 29.87 29.70 10 9 2 26 14 33 0.05 Rain , Snow
24 40 33 26 33 26 20 92 76 59 30.25 30.05 29.80 10 10 10 17 7 20 T  
25 37 31 24 27 22 15 85 63 40 30.24 30.02 29.85 10 6 1 29 15 38 0.03 Snow
26 32 31 29 28 27 24 92 85 78 29.93 29.81 29.75 10 5 1 15 7 18 0.02 Snow
27 35 31 26 27 26 22 92 78 64 30.21 30.05 29.87 10 8 3 17 7 21 T Snow
28 37 29 21 25 21 17 88 72 56 30.29 30.25 30.19 10 10 10 12 4 14 0.00  
29 28 24 19 21 18 13 88 76 63 30.28 30.17 30.05 10 6 2 14 5 17 0.09 Snow
30 25 19 13 21 18 9 92 86 80 30.36 30.24 30.07 10 5 1 9 3 12 0.01 Snow
31 26 20 13 18 14 9 92 80 68 30.50 30.37 30.24 10 8 0 16 5 20 0.00 Fog