Weather History for Grand Rapids, MI

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 41 °F 29 °F
Mean Temperature 46 °F 35 °F 23 °F
Min Temperature 40 °F 29 °F 17 °F
Degree Days  
Heating Degree Days (base 65) 42 30 19 922
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 28 °F 7 °F
Precipitation  
Precipitation 0.75 in 0.10 in 0.00 in 2.59 in
Snowdepth 1.0 in 0.1 in 0.0 in -
Wind  
Wind 35 mph 9 mph 0 mph
Gust Wind 45 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.49 in 30.10 in 29.46 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 28, 2011 Rise Set
Actual Time 8:12 AM EST 5:14 PM EST
Civil Twilight 7:40 AM EST 5:47 PM EST
Nautical Twilight 7:04 AM EST 6:22 PM EST
Astronomical Twilight 6:29 AM EST 6:57 PM EST
Moon 10:31 AM EST (12/28) 9:57 PM EST (12/28)
Length of Visible Light 10h 07m
Length of Day
9h 02m
Waxing Crescent, 18% of the Moon is Illuminated
Dec 28
Waxing Crescent
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

Weather History Calendar

Precipitation Actual month total 2.59 Normal Month Total: 2.50
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
47 | 29 0.01
Average:
40 | 28 0.09
Snow
Actual:
41 | 28 0.08
Average:
39 | 28 0.10
Rain
Actual:
49 | 29 0.13
Average:
39 | 27 0.09
Rain
Actual:
51 | 40 0.41
Average:
39 | 27 0.09
Mostly Cloudy
Actual:
40 | 33 0.00
Average:
38 | 27 0.09
Partly Cloudy
Actual:
33 | 26 0.00
Average:
38 | 26 0.09
Snow
Actual:
38 | 25 T
Average:
37 | 26 0.08
Partly Cloudy
Actual:
38 | 26 T
Average:
37 | 26 0.09
Snow
Actual:
35 | 20 0.07
Average:
37 | 25 0.09
Partly Cloudy
Actual:
29 | 17 0.00
Average:
36 | 25 0.08
Scattered Clouds
Actual:
40 | 22 0.00
Average:
36 | 25 0.09
Partly Cloudy
Actual:
45 | 24 0.00
Average:
36 | 25 0.08
Overcast
Actual:
42 | 32 0.00
Average:
35 | 24 0.08
Rain
Actual:
53 | 38 0.75
Average:
35 | 24 0.07
Snow
Actual:
57 | 34 0.36
Average:
35 | 24 0.08
Overcast
Actual:
34 | 30 0.00
Average:
34 | 23 0.08
Snow
Actual:
32 | 27 0.05
Average:
34 | 23 0.07
Partly Cloudy
Actual:
40 | 31 0.00
Average:
34 | 23 0.07
Mostly Cloudy
Actual:
47 | 34 T
Average:
34 | 23 0.08
Snow
Actual:
36 | 28 0.02
Average:
33 | 22 0.07
Rain
Actual:
41 | 34 0.04
Average:
33 | 22 0.08
Snow
Actual:
41 | 32 T
Average:
33 | 22 0.08
Snow
Actual:
34 | 28 0.05
Average:
33 | 21 0.08
Snow
Actual:
38 | 30 0.01
Average:
33 | 21 0.07
Partly Cloudy
Actual:
42 | 33 0.00
Average:
32 | 21 0.08
Partly Cloudy
Actual:
47 | 32 0.00
Average:
32 | 21 0.08
Snow
Actual:
39 | 28 0.31
Average:
32 | 21 0.07
Partly Cloudy
Actual:
29 | 22 0.00
Average:
32 | 20 0.07
Snow
Actual:
40 | 26 0.04
Average:
32 | 20 0.08
Rain
Actual:
38 | 34 0.26
Average:
32 | 20 0.07
Mostly Cloudy
Actual:
43 | 36 0.00
Average:
32 | 20 0.08
 

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 47 38 29 34 25 20 78 58 37 30.27 30.24 30.17 10 9 6 14 8 21 0.01 Rain
2 41 35 28 34 28 24 96 75 54 30.49 30.37 30.23 10 7 2 13 5 17 0.08 Rain , Snow
3 49 39 29 41 34 25 92 77 61 30.43 30.26 30.02 10 7 4 21 11 31 0.13 Rain
4 51 46 40 48 43 35 93 77 61 30.22 30.01 29.92 10 7 2 21 13 31 0.41 Rain
5 40 37 33 36 32 23 92 78 64 30.32 30.25 30.19 10 10 10 16 9 18 0.00  
6 33 30 26 23 21 19 75 69 63 30.31 30.23 30.14 10 10 10 13 6 16 0.00  
7 38 32 25 25 21 15 88 64 40 30.14 30.02 29.92 10 10 9 24 10 29 T Snow
8 38 32 26 27 23 18 78 63 47 30.18 30.13 30.06 10 10 8 21 10 25 T  
9 35 28 20 28 21 12 85 70 55 30.38 30.20 30.12 10 5 1 18 9 24 0.07 Snow
10 29 23 17 14 11 7 68 59 50 30.48 30.43 30.35 10 10 10 20 10 24 0.00  
11 40 31 22 24 19 10 74 62 50 30.46 30.42 30.39 10 10 10 20 11 25 0.00  
12 45 35 24 27 24 18 81 65 49 30.45 30.41 30.38 10 10 8 13 6 16 0.00  
13 42 37 32 33 28 25 82 71 59 30.44 30.39 30.31 10 7 5 9 4 12 0.00  
14 53 46 38 52 42 34 100 90 79 30.31 30.01 29.70 10 4 1 17 9 24 0.75 Rain
15 57 46 34 54 42 19 93 75 56 30.12 29.73 29.59 10 8 2 35 20 45 0.36 Rain , Snow
16 34 32 30 23 21 19 69 63 56 30.34 30.29 30.15 10 10 10 21 9 26 0.00  
17 32 30 27 28 24 17 92 75 58 30.33 30.23 30.11 10 5 1 13 6 17 0.05 Snow
18 40 36 31 32 27 24 85 72 59 30.21 30.11 29.90 10 9 7 20 9 28 0.00  
19 47 41 34 38 32 23 76 68 59 30.21 29.97 29.81 10 10 7 22 12 28 T  
20 36 32 28 31 25 19 89 75 61 30.23 30.07 29.85 10 9 1 17 7 20 0.02 Rain , Snow
21 41 38 34 38 36 32 100 96 92 29.92 29.77 29.64 8 3 0 12 6 14 0.04 Fog , Rain
22 41 37 32 38 33 24 92 81 69 30.21 30.05 29.91 10 8 5 17 7 24 T Snow
23 34 31 28 27 21 15 85 68 51 30.33 30.25 30.19 10 7 1 16 7 21 0.05 Snow
24 38 34 30 28 26 23 85 70 54 30.36 30.24 30.10 10 8 2 18 11 25 0.01 Snow
25 42 38 33 32 29 27 89 73 57 30.26 30.07 29.95 10 10 9 25 14 32 0.00  
26 47 40 32 28 27 25 75 59 42 30.30 30.16 29.90 10 10 10 20 10 25 0.00  
27 39 34 28 34 30 19 96 80 64 29.86 29.64 29.46 10 6 0 29 12 40 0.31 Fog , Rain , Snow
28 29 26 22 20 16 13 81 72 62 30.06 29.98 29.88 10 10 10 23 8 31 0.00  
29 40 33 26 34 30 21 85 80 75 29.91 29.65 29.53 10 7 1 16 8 24 0.04 Rain , Snow
30 38 36 34 36 33 30 92 84 76 29.75 29.65 29.54 7 4 1 15 8 20 0.26 Rain
31 43 40 36 34 32 30 92 80 67 30.01 29.89 29.67 10 7 2 16 8 21 0.00