Grand Rapids, MI

3:54 PM EDT on September 27, 2016 (GMT -0400)
Gerald R. Ford International

Weather History for KGRR - September, 2013

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 94 °F 75 °F 55 °F
Mean Temperature 86 °F 64 °F 49 °F
Min Temperature 77 °F 53 °F 38 °F
Degree Days  
Heating Degree Days (base 65) 16 4 0 112
Cooling Degree Days (base 65) 21 3 0 83
Growing Degree Days (base 50) 34 14 0 417
Dew Point  
Dew Point 71 °F 53 °F 35 °F
Precipitation  
Precipitation 0.76 in 0.05 in 0.00 in 1.21 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 24 mph 7 mph 0 mph
Gust Wind 33 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 30.05 in 29.72 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 10, 2013 Rise Set
Actual Time 7:16 AM EDT 8:00 PM EDT
Civil Twilight 6:48 AM EDT 8:29 PM EDT
Nautical Twilight 6:14 AM EDT 9:02 PM EDT
Astronomical Twilight 5:38 AM EDT 9:38 PM EDT
Moon 12:50 PM EDT (9/10) 10:54 PM EDT (9/10)
Length of Visible Light 13h 41m
Length of Day
12h 43m
Waxing Crescent, 28% of the Moon is Illuminated
Sep 10
Waxing Crescent
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 85 75 64 69 66 61 93 74 55 29.84 29.78 29.72 10 7 4 14 5 17 T Rain
2 73 67 61 68 57 49 90 74 57 29.98 29.88 29.77 10 10 7 20 10 25 0.00  
3 76 67 57 54 51 48 80 62 43 30.06 30.03 29.97 10 10 10 16 8 22 0.00  
4 82 70 57 60 57 53 93 68 42 30.12 30.07 30.04 10 10 7 21 10 24 0.00  
5 73 63 52 59 47 41 89 62 34 30.30 30.24 30.14 10 10 10 14 5 17 0.00  
6 80 65 50 54 49 45 89 62 35 30.28 30.19 30.04 10 10 10 13 6 16 0.00  
7 81 73 64 65 61 54 79 69 58 30.04 29.97 29.91 10 10 9 20 7 23 0.01 Rain
8 78 70 62 64 59 54 93 70 47 30.10 30.04 29.97 10 9 5 20 10 24 0.00  
9 84 72 59 71 63 54 93 76 59 30.06 29.97 29.85 10 8 2 14 8 20 0.76 Rain , Thunderstorm
10 94 86 77 71 66 62 74 55 36 29.99 29.94 29.85 10 10 7 24 12 33 T  
11 88 79 69 68 65 61 90 67 43 30.05 29.99 29.96 10 10 7 18 9 25 T Rain
12 78 66 54 66 56 46 93 67 40 30.05 29.96 29.92 10 10 7 23 10 29 0.00  
13 65 56 46 46 41 35 80 58 36 30.16 30.12 30.06 10 10 10 18 8 24 0.00  
14 70 56 41 49 43 38 89 66 42 30.21 30.15 30.08 10 10 10 18 6 24 0.00  
15 60 56 51 56 52 44 93 79 64 30.17 30.10 30.06 10 7 2 12 5 31 0.10 Rain
16 62 53 44 55 48 41 89 72 55 30.40 30.30 30.17 10 9 5 16 7 25 T Rain
17 69 54 38 48 42 37 92 67 42 30.43 30.34 30.22 10 10 7 13 6 - 0.00  
18 79 65 51 56 51 46 89 64 39 30.20 30.09 29.99 10 10 10 16 7 21 T Rain
19 76 69 61 67 62 53 93 83 72 30.01 29.95 29.85 10 9 3 16 8 21 0.10 Rain , Thunderstorm
20 74 68 62 70 65 57 90 82 73 29.88 29.79 29.74 10 9 5 20 11 23 0.03 Rain , Thunderstorm
21 67 61 54 57 49 44 86 67 48 29.94 29.81 29.73 10 10 10 20 10 24 0.00  
22 55 49 43 45 42 39 86 71 55 30.11 30.04 29.94 10 10 10 13 5 16 0.00  
23 65 52 38 45 41 36 92 68 44 30.20 30.15 30.12 10 10 10 16 5 22 0.00 Fog
24 70 56 41 48 44 39 89 65 40 30.16 30.09 30.01 10 9 5 13 6 20 0.00  
25 73 59 45 49 47 43 93 67 40 30.04 30.01 29.98 10 9 5 13 6 18 0.00  
26 76 60 44 52 48 42 93 65 36 30.14 30.10 30.02 10 9 6 9 4 14 0.00  
27 80 63 46 54 49 44 93 64 35 30.24 30.19 30.15 10 10 9 14 6 18 0.00  
28 81 66 50 55 52 48 96 66 35 30.17 30.10 29.95 10 8 1 20 9 25 0.00  
29 71 62 53 61 53 48 90 69 47 30.03 29.98 29.92 10 9 2 22 6 29 0.21 Rain
30 73 63 52 54 50 47 100 71 41 30.03 29.99 29.92 10 8 0 14 4 15 0.00 Fog