Weather History for Des Moines, IA

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 60 °F 42 °F 24 °F
Mean Temperature 48 °F 33 °F 16 °F
Min Temperature 40 °F 24 °F 4 °F
Degree Days  
Heating Degree Days (base 65) 49 32 17 986
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 25 °F 0 °F
Precipitation  
Precipitation 1.38 in 0.12 in 0.00 in 2.53 in
Snowdepth 1.0 in 0.1 in 0.0 in -
Wind  
Wind 33 mph 9 mph 0 mph
Gust Wind 40 mph 24 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.55 in 30.14 in 29.43 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 16, 2011 Rise Set
Actual Time 7:34 AM CST 4:45 PM CST
Civil Twilight 7:03 AM CST 5:17 PM CST
Nautical Twilight 6:28 AM CST 5:52 PM CST
Astronomical Twilight 5:54 AM CST 6:25 PM CST
Moon 11:24 PM CST (12/16) 11:16 AM CST (12/16)
Length of Visible Light 10h 13m
Length of Day
9h 11m
Waning Gibbous, 64% of the Moon is Illuminated
Dec 16
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

Weather History Calendar

Precipitation Actual month total 2.53 Normal Month Total: 1.44
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
39 | 24 0.04
Average:
39 | 23 0.06
Rain
Actual:
39 | 13 T
Average:
39 | 22 0.06
Snow
Actual:
46 | 32 1.38
Average:
38 | 22 0.05
Snow
Actual:
32 | 25 0.01
Average:
38 | 21 0.05
Snow
Actual:
25 | 19 T
Average:
37 | 21 0.06
Snow
Actual:
24 | 11 T
Average:
37 | 21 0.05
Partly Cloudy
Actual:
31 | 10 0.00
Average:
36 | 20 0.05
Snow
Actual:
36 | 20 0.05
Average:
36 | 20 0.06
Snow
Actual:
24 | 7 T
Average:
36 | 20 0.05
Scattered Clouds
Actual:
37 | 4 0.00
Average:
35 | 19 0.05
Snow
Actual:
43 | 24 T
Average:
35 | 19 0.05
Overcast
Actual:
43 | 38 T
Average:
35 | 19 0.05
Rain
Actual:
47 | 38 0.21
Average:
34 | 18 0.05
Rain
Actual:
56 | 40 0.55
Average:
34 | 18 0.05
Partly Cloudy
Actual:
40 | 28 0.00
Average:
34 | 18 0.04
Partly Cloudy
Actual:
36 | 19 0.00
Average:
33 | 18 0.04
Scattered Clouds
Actual:
47 | 26 0.00
Average:
33 | 17 0.05
Scattered Clouds
Actual:
55 | 27 0.00
Average:
33 | 17 0.04
Partly Cloudy
Actual:
42 | 32 0.00
Average:
33 | 17 0.04
Snow
Actual:
36 | 29 T
Average:
32 | 17 0.05
Snow
Actual:
48 | 29 0.01
Average:
32 | 16 0.04
Snow
Actual:
33 | 19 T
Average:
32 | 16 0.05
Scattered Clouds
Actual:
41 | 14 0.00
Average:
32 | 16 0.04
Clear
Actual:
49 | 19 0.00
Average:
32 | 16 0.04
Clear
Actual:
48 | 26 0.00
Average:
32 | 16 0.04
Rain
Actual:
47 | 22 T
Average:
32 | 16 0.04
Partly Cloudy
Actual:
40 | 27 0.00
Average:
31 | 16 0.04
Partly Cloudy
Actual:
49 | 23 0.00
Average:
31 | 15 0.04
Rain
Actual:
54 | 33 0.05
Average:
31 | 15 0.04
Snow
Actual:
45 | 36 0.23
Average:
31 | 15 0.03
Partly Cloudy
Actual:
60 | 33 T
Average:
31 | 15 0.04
 

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

2011 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 39 32 24 32 25 15 96 68 40 30.50 30.32 30.07 10 7 1 20 10 28 0.04 Snow
2 39 26 13 32 21 9 88 74 59 30.50 30.35 30.14 10 10 7 18 8 22 T Rain
3 46 39 32 45 39 30 100 93 85 30.14 30.02 29.86 8 2 1 20 7 25 1.38 Rain , Snow
4 32 29 25 30 23 18 85 77 68 30.38 30.14 29.92 10 9 2 20 10 24 0.01 Snow
5 25 22 19 17 14 12 74 71 68 30.51 30.45 30.38 10 9 7 21 11 26 T Snow
6 24 18 11 14 11 7 84 72 60 30.46 30.35 30.23 10 9 4 14 7 17 T Snow
7 31 21 10 18 14 5 84 69 53 30.23 30.15 30.05 10 10 9 15 7 17 0.00  
8 36 28 20 24 20 16 88 74 59 30.32 30.26 30.20 10 6 1 13 5 15 0.05 Snow
9 24 16 7 19 9 0 88 69 50 30.55 30.41 30.28 10 9 2 18 8 23 T Snow
10 37 21 4 28 17 0 88 79 69 30.53 30.43 30.32 10 9 6 18 8 22 0.00  
11 43 34 24 36 30 22 92 81 70 30.32 30.27 30.20 9 6 2 25 11 30 T Rain , Snow
12 43 41 38 34 32 30 79 71 62 30.33 30.26 30.21 10 10 10 17 8 21 T  
13 47 43 38 41 36 32 93 79 65 30.35 30.23 30.08 10 7 2 14 6 18 0.21 Rain
14 56 48 40 54 45 35 100 92 83 30.06 29.83 29.65 10 5 1 25 10 32 0.55 Rain
15 40 34 28 34 24 19 85 71 56 30.41 30.13 29.81 10 10 9 33 18 40 0.00  
16 36 28 19 27 20 15 88 70 52 30.48 30.40 30.27 10 10 10 10 4 13 0.00  
17 47 37 26 29 26 21 85 67 49 30.32 30.27 30.22 10 10 9 16 7 20 0.00  
18 55 41 27 37 31 25 85 65 45 30.24 30.02 29.84 10 10 10 20 9 23 0.00  
19 42 37 32 35 29 24 96 80 64 30.27 30.09 29.85 10 10 9 24 12 28 0.00  
20 36 33 29 30 26 21 89 78 66 30.24 29.96 29.78 10 8 3 17 7 21 T Snow
21 48 39 29 31 29 25 92 73 53 30.00 29.78 29.72 10 6 2 16 8 20 0.01 Snow
22 33 26 19 28 19 12 82 70 58 30.43 30.25 30.01 10 10 8 21 13 28 T Snow
23 41 28 14 20 15 9 88 61 34 30.44 30.31 30.18 10 10 10 24 10 30 0.00  
24 49 34 19 25 21 17 91 63 34 30.31 30.27 30.23 10 10 10 23 8 28 0.00  
25 48 37 26 25 22 19 69 56 42 30.39 30.33 30.23 10 10 10 18 9 23 0.00  
26 47 35 22 31 25 19 82 64 45 30.30 30.07 29.84 10 10 10 22 10 30 T Rain
27 40 34 27 29 24 19 82 66 50 30.10 29.95 29.83 10 10 10 28 12 37 0.00  
28 49 36 23 30 24 19 88 65 42 30.09 29.92 29.70 10 10 10 15 8 18 0.00  
29 54 44 33 40 32 27 83 62 41 29.69 29.63 29.49 10 10 10 17 8 22 0.05 Rain
30 45 41 36 42 37 33 100 88 76 29.91 29.67 29.43 10 9 2 28 13 36 0.23 Rain , Snow
31 60 47 33 34 32 29 89 63 36 29.89 29.68 29.51 10 10 8 33 14 40 T