Weather History for Grand Rapids, MI

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Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 78 °F 60 °F 41 °F
Mean Temperature 67 °F 51 °F 40 °F
Min Temperature 60 °F 42 °F 32 °F
Degree Days  
Heating Degree Days (base 65) 25 14 0 436
Cooling Degree Days (base 65) 2 0 0 4
Growing Degree Days (base 50) 18 4 0 123
Dew Point  
Dew Point 63 °F 42 °F 21 °F
Precipitation  
Precipitation 1.37 in 0.23 in 0.00 in 6.32 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 35 mph 10 mph 0 mph
Gust Wind 48 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 29.94 in 29.29 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 12, 2012 Rise Set
Actual Time 7:52 AM EDT 7:03 PM EDT
Civil Twilight 7:24 AM EDT 7:32 PM EDT
Nautical Twilight 6:51 AM EDT 8:04 PM EDT
Astronomical Twilight 6:18 AM EDT 8:37 PM EDT
Moon 4:30 AM EDT (10/12) 5:16 PM EDT (10/12)
Length of Visible Light 12h 08m
Length of Day
11h 11m
Waning Crescent, 11% of the Moon is Illuminated
Oct 12
Waning Crescent
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Weather History Calendar

Precipitation Actual month total 6.32 Normal Month Total: 3.26
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
67 | 40 0.00
Average:
66 | 47 0.11
Partly Cloudy
Actual:
73 | 49 0.00
Average:
66 | 46 0.11
Rain
Actual:
64 | 56 0.23
Average:
66 | 46 0.12
Rain
Actual:
77 | 57 0.29
Average:
65 | 46 0.11
Partly Cloudy
Actual:
58 | 46 0.00
Average:
65 | 45 0.12
Rain
Actual:
48 | 42 T
Average:
64 | 45 0.11
Rain
Actual:
50 | 33 T
Average:
64 | 44 0.10
Partly Cloudy
Actual:
56 | 32 0.00
Average:
63 | 44 0.10
Rain
Actual:
64 | 44 0.12
Average:
63 | 44 0.11
Rain
Actual:
46 | 36 0.19
Average:
63 | 44 0.11
Rain
Actual:
62 | 34 0.06
Average:
62 | 43 0.10
Scattered Clouds
Actual:
52 | 33 0.00
Average:
62 | 43 0.11
Rain
Actual:
64 | 33 0.95
Average:
61 | 43 0.10
Thunderstorm
Actual:
72 | 50 1.37
Average:
61 | 42 0.10
Rain
Actual:
50 | 39 0.01
Average:
61 | 42 0.09
Rain
Actual:
62 | 32 T
Average:
60 | 42 0.10
Rain
Actual:
73 | 57 0.13
Average:
60 | 41 0.10
Rain
Actual:
60 | 45 0.59
Average:
60 | 41 0.10
Rain
Actual:
51 | 44 0.21
Average:
59 | 41 0.10
Rain
Actual:
57 | 42 T
Average:
59 | 41 0.10
Scattered Clouds
Actual:
62 | 37 0.00
Average:
58 | 40 0.10
Thunderstorm
Actual:
72 | 44 1.23
Average:
58 | 40 0.10
Thunderstorm
Actual:
65 | 60 0.37
Average:
58 | 40 0.11
Partly Cloudy
Actual:
77 | 57 0.00
Average:
57 | 39 0.10
Rain
Actual:
78 | 49 0.15
Average:
57 | 39 0.10
Rain
Actual:
51 | 39 0.17
Average:
56 | 39 0.11
Scattered Clouds
Actual:
52 | 33 0.00
Average:
56 | 39 0.11
Partly Cloudy
Actual:
51 | 33 0.00
Average:
56 | 38 0.11
Partly Cloudy
Actual:
48 | 33 0.00
Average:
55 | 38 0.11
Rain
Actual:
41 | 38 0.16
Average:
55 | 38 0.10
Rain
Actual:
43 | 39 0.09
Average:
55 | 38 0.11
 

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
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 67 54 40 49 42 38 96 68 40 29.97 29.92 29.87 10 10 9 7 1 10 0.00  
2 73 61 49 49 45 43 83 61 38 29.94 29.88 29.84 10 10 10 14 6 22 0.00  
3 64 60 56 58 55 48 93 79 64 30.03 29.98 29.92 10 6 1 14 5 17 0.23 Rain
4 77 67 57 58 56 50 93 67 40 30.06 30.03 29.97 10 5 2 23 12 29 0.29 Rain
5 58 52 46 49 39 32 76 63 50 30.08 30.04 29.97 10 10 10 21 12 48 0.00  
6 48 45 42 37 33 30 82 66 50 30.15 30.05 29.95 10 10 6 21 9 29 T Rain
7 50 42 33 38 35 29 86 70 53 30.16 30.13 30.10 10 10 10 14 4 16 T Rain
8 56 44 32 31 28 23 89 59 29 30.18 30.12 30.05 10 10 10 22 11 29 0.00  
9 64 54 44 44 36 28 77 58 39 30.05 29.92 29.78 10 10 6 25 15 36 0.12 Rain
10 46 41 36 41 34 25 93 69 45 30.17 29.97 29.85 10 9 5 23 9 30 0.19 Rain
11 62 48 34 43 36 29 89 64 39 30.21 30.11 30.02 10 10 8 35 14 44 0.06 Rain
12 52 43 33 37 29 21 89 61 32 30.48 30.39 30.24 10 10 10 14 6 18 0.00  
13 64 49 33 62 44 25 100 82 64 30.35 30.03 29.83 10 5 2 17 11 25 0.95 Rain
14 72 61 50 63 59 46 93 77 61 29.83 29.59 29.42 10 5 1 30 13 37 1.37 Rain , Thunderstorm
15 50 45 39 46 41 35 86 76 65 29.99 29.82 29.62 10 10 8 21 11 29 0.01 Rain
16 62 47 32 44 38 30 96 73 49 29.99 29.87 29.66 10 10 6 20 8 26 T Rain
17 73 65 57 55 50 43 93 69 44 29.64 29.55 29.44 10 10 5 31 16 40 0.13 Rain
18 60 53 45 55 46 37 89 70 51 29.61 29.42 29.29 10 8 2 28 14 36 0.59 Rain
19 51 48 44 46 43 41 100 86 71 29.60 29.55 29.51 10 9 4 15 7 18 0.21 Rain
20 57 50 42 45 43 40 100 81 61 29.92 29.73 29.58 10 7 2 20 8 24 T Rain
21 62 50 37 47 40 36 100 72 43 30.09 30.04 29.94 10 7 2 13 5 20 0.00  
22 72 58 44 61 53 41 97 79 61 30.05 29.99 29.92 10 7 1 22 5 24 1.23 Rain , Thunderstorm
23 65 63 60 61 60 59 100 92 84 29.99 29.94 29.88 10 3 0 10 4 - 0.37 Fog , Rain , Thunderstorm
24 77 67 57 63 60 56 100 80 60 30.00 29.96 29.91 10 7 2 13 7 15 0.00  
25 78 64 49 59 57 48 89 70 50 29.92 29.83 29.74 10 10 7 29 16 38 0.15 Rain
26 51 45 39 46 35 29 93 70 46 30.31 30.19 29.94 10 9 3 22 11 29 0.17 Rain
27 52 43 33 32 30 28 89 66 42 30.30 30.27 30.22 10 10 10 14 7 17 0.00  
28 51 42 33 30 27 23 82 61 39 30.30 30.26 30.22 10 10 10 20 10 24 0.00  
29 48 41 33 28 24 21 75 55 34 30.24 30.14 29.93 10 10 10 25 14 36 0.00  
30 41 40 38 37 33 23 92 69 46 29.88 29.70 29.63 10 8 3 26 17 40 0.16 Rain
31 43 41 39 38 36 33 86 81 76 29.76 29.69 29.65 10 9 3 18 13 25 0.09 Rain