Weather History for Grand Rapids, MI

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Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 73 °F 59 °F
Mean Temperature 75 °F 62 °F 54 °F
Min Temperature 67 °F 52 °F 40 °F
Degree Days  
Heating Degree Days (base 65) 11 4 0 131
Cooling Degree Days (base 65) 10 2 0 51
Growing Degree Days (base 50) 25 12 2 360
Dew Point  
Dew Point 77 °F 55 °F 38 °F
Precipitation  
Precipitation 0.86 in 0.11 in 0.00 in 3.10 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 38 mph 7 mph 0 mph
Gust Wind 46 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.42 in 30.09 in 29.52 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 03, 2014 Rise Set
Actual Time 7:08 AM EDT 8:13 PM EDT
Civil Twilight 6:39 AM EDT 8:42 PM EDT
Nautical Twilight 6:05 AM EDT 9:16 PM EDT
Astronomical Twilight 5:28 AM EDT 9:52 PM EDT
Moon 3:59 PM EDT (9/3) 12:57 AM EDT (9/3)
Length of Visible Light 14h 02m
Length of Day
13h 04m
Waxing Gibbous, 63% of the Moon is Illuminated
Sep 3
Waxing Gibbous
Sep 8
Full
Sep 15
Last Quarter
Sep 24
New
Oct 1
First Quarter

Weather History Calendar

Precipitation Actual month total 3.10 Normal Month Total: 4.28
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
81 | 67 0.26
Average:
78 | 58 0.13
Partly Cloudy
Actual:
80 | 62 T
Average:
78 | 58 0.14
Scattered Clouds
Actual:
82 | 59 0.00
Average:
78 | 57 0.13
Thunderstorm
Actual:
84 | 64 0.42
Average:
77 | 57 0.14
Thunderstorm
Actual:
84 | 66 0.51
Average:
77 | 57 0.13
Partly Cloudy
Actual:
74 | 58 0.00
Average:
77 | 56 0.14
Scattered Clouds
Actual:
77 | 52 0.00
Average:
77 | 56 0.14
Partly Cloudy
Actual:
77 | 54 0.00
Average:
76 | 56 0.14
Partly Cloudy
Actual:
78 | 59 0.00
Average:
76 | 55 0.14
Rain
Actual:
77 | 55 0.86
Average:
75 | 55 0.14
Rain
Actual:
60 | 51 T
Average:
75 | 55 0.14
Rain
Actual:
59 | 48 0.22
Average:
75 | 54 0.14
Rain
Actual:
61 | 47 0.08
Average:
74 | 54 0.14
Partly Cloudy
Actual:
64 | 44 0.00
Average:
74 | 53 0.14
Rain
Actual:
63 | 46 0.06
Average:
74 | 53 0.15
Fog
Actual:
66 | 43 0.00
Average:
73 | 53 0.15
Scattered Clouds
Actual:
67 | 40 0.00
Average:
73 | 52 0.15
Fog
Actual:
69 | 43 0.00
Average:
72 | 52 0.16
Fog
Actual:
71 | 46 0.00
Average:
72 | 51 0.15
Rain
Actual:
77 | 58 0.20
Average:
71 | 51 0.16
Thunderstorm
Actual:
66 | 48 0.47
Average:
71 | 51 0.16
Partly Cloudy
Actual:
64 | 43 0.00
Average:
70 | 50 0.15
Clear
Actual:
74 | 45 0.00
Average:
70 | 50 0.15
Scattered Clouds
Actual:
74 | 48 0.00
Average:
70 | 49 0.14
Partly Cloudy
Actual:
78 | 50 0.00
Average:
69 | 49 0.15
Clear
Actual:
77 | 49 0.00
Average:
69 | 49 0.14
Partly Cloudy
Actual:
78 | 49 0.00
Average:
68 | 48 0.14
Partly Cloudy
Actual:
78 | 53 0.00
Average:
68 | 48 0.14
Rain
Actual:
79 | 50 0.02
Average:
67 | 47 0.13
Rain
Actual:
59 | 49 T
Average:
67 | 47 0.13
 

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

2014 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 81 74 67 75 72 67 100 85 69 29.90 29.80 29.72 10 7 0 25 12 32 0.26 Fog , Rain , Thunderstorm
2 80 71 62 71 64 57 100 74 48 29.96 29.87 29.81 10 10 10 18 7 23 T  
3 82 71 59 67 62 59 100 76 51 30.04 30.01 29.96 10 10 7 13 5 16 0.00  
4 84 74 64 73 68 62 100 85 69 30.03 29.99 29.93 10 8 3 25 8 30 0.42 Rain , Thunderstorm
5 84 75 66 77 73 66 100 90 79 30.00 29.94 29.89 10 8 0 38 11 46 0.51 Fog , Rain , Thunderstorm
6 74 66 58 65 58 53 100 75 49 30.17 30.09 30.01 10 10 10 16 8 20 0.00  
7 77 65 52 62 56 52 100 72 43 30.22 30.18 30.15 10 10 10 10 3 16 0.00  
8 77 66 54 59 55 48 93 65 36 30.20 30.13 30.04 10 10 10 13 6 18 0.00  
9 78 69 59 63 60 58 97 77 56 30.06 30.01 29.94 10 10 10 15 7 19 0.00  
10 77 66 55 73 67 56 100 91 81 29.92 29.67 29.52 10 6 1 29 14 37 0.86 Rain
11 60 56 51 54 48 46 89 81 72 30.25 30.04 29.76 10 10 6 25 12 32 T Rain
12 59 54 48 50 47 41 96 77 57 30.34 30.27 30.20 10 10 4 13 6 17 0.22 Rain
13 61 54 47 50 45 41 96 74 51 30.34 30.25 30.16 10 10 5 17 7 21 0.08 Rain
14 64 54 44 46 44 40 93 71 48 30.36 30.28 30.20 10 10 10 20 8 24 0.00  
15 63 55 46 55 50 44 100 83 65 30.19 30.14 30.08 10 10 3 13 6 14 0.06 Rain
16 66 55 43 52 46 41 100 73 46 30.20 30.15 30.09 10 6 0 20 6 23 0.00 Fog
17 67 54 40 50 44 39 93 71 48 30.10 30.04 30.00 10 10 10 17 6 20 0.00  
18 69 56 43 55 50 41 100 82 63 30.22 30.14 30.05 10 8 0 15 5 19 0.00 Fog
19 71 59 46 55 50 45 100 79 57 30.26 30.17 29.98 10 6 0 17 10 23 0.00 Fog
20 77 68 58 69 61 48 100 80 60 29.96 29.83 29.72 10 8 2 25 12 32 0.20 Rain
21 66 57 48 66 57 39 100 83 66 30.11 29.75 29.62 10 8 1 28 15 37 0.47 Rain , Thunderstorm
22 64 54 43 47 43 38 86 71 55 30.28 30.22 30.12 10 10 10 15 8 20 0.00  
23 74 60 45 56 50 42 93 71 49 30.35 30.32 30.27 10 10 10 12 4 15 0.00  
24 74 61 48 56 52 47 96 71 46 30.42 30.36 30.32 10 10 7 10 4 17 0.00  
25 78 64 50 59 54 49 93 69 45 30.34 30.30 30.25 10 10 6 10 3 12 0.00  
26 77 63 49 55 53 50 96 70 43 30.31 30.27 30.26 10 10 10 10 4 13 0.00  
27 78 64 49 61 55 48 100 73 46 30.32 30.26 30.19 10 10 9 9 4 12 0.00  
28 78 66 53 59 56 52 100 75 50 30.20 30.15 30.07 10 10 7 9 2 12 0.00  
29 79 65 50 61 55 50 100 76 52 30.06 30.00 29.91 10 8 1 18 7 23 0.02 Rain
30 59 54 49 57 49 47 100 86 72 30.06 30.01 29.95 10 10 5 13 8 18 T Rain