Ypsilanti, MI

9:06 PM EDT on May 21, 2018 (GMT -0400)
Willow Run

Weather History for KYIP - September, 2011

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 99 °F 73 °F 55 °F
Mean Temperature 84 °F 64 °F 48 °F
Min Temperature 71 °F 55 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 16 4 0 121
Cooling Degree Days (base 65) 19 3 0 95
Growing Degree Days (base 50) 34 14 0 429
Dew Point  
Dew Point 73 °F 55 °F 35 °F
Precipitation  
Precipitation 0.96 in 0.18 in 0.00 in 5.27 in
Snowdepth - - - -
Wind  
Wind 25 mph 6 mph 0 mph
Gust Wind 36 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 29.99 in 29.50 in

Monthly Weather History Graph

Monthly Weather History Graph

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Astronomy

Sep. 12, 2011 Rise Set
Actual Time 7:10 AM EDT 7:49 PM EDT
Civil Twilight 6:42 AM EDT 8:17 PM EDT
Nautical Twilight 6:08 AM EDT 8:51 PM EDT
Astronomical Twilight 5:34 AM EDT 9:25 PM EDT
Moon 7:35 PM EDT (9/12) 7:27 AM EDT (9/12)
Length of Visible Light 13h 35m
Length of Day
12h 38m
Full, 100% of the Moon is Illuminated
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

Daily Weather History & Observations

2011 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 91 81 71 71 68 65 88 67 42 30.01 29.97 29.93 10 8 3 9 4 - 0.00  
2 99 84 69 73 70 66 94 77 35 29.97 29.93 29.87 10 5 0 15 2 22 0.01 Fog
3 98 84 71 72 68 64 91 72 34 29.95 29.89 29.78 10 6 0 20 4 28 0.22 Fog , Rain
4 78 71 64 67 63 54 84 71 59 29.88 29.83 29.80 10 10 8 14 8 - 0.00 Rain
5 64 60 53 54 49 41 82 68 57 30.10 30.00 29.90 10 10 10 20 12 25 0.00  
6 70 60 52 51 48 43 81 66 52 30.15 30.12 30.08 10 10 10 18 10 24 0.00  
7 64 60 55 58 55 48 87 81 72 30.12 30.05 30.02 10 7 2 20 13 29 0.65 Rain
8 66 63 60 63 60 57 94 87 82 30.02 29.99 29.97 10 6 1 15 11 21 0.76 Rain
9 75 68 64 66 62 60 88 84 68 29.98 29.96 29.91 10 6 2 9 6 - 0.56 Rain
10 78 70 64 64 62 60 94 82 58 30.05 30.01 29.96 10 8 0 8 3 - 0.42 Fog , Rain
11 80 70 62 66 62 59 94 84 58 30.06 30.02 29.95 10 5 0 8 1 - 0.11 Fog , Rain
12 84 72 59 66 59 55 94 76 45 30.00 29.96 29.87 10 6 0 14 5 - 0.01 Fog
13 80 73 62 64 60 54 75 66 50 29.94 29.83 29.78 10 10 10 15 11 25 0.00  
14 72 61 50 54 49 45 87 70 44 30.08 30.01 29.97 10 10 7 12 6 - 0.20 Rain
15 62 52 43 44 38 35 82 62 41 30.33 30.24 30.10 10 10 10 17 9 23 0.00  
16 62 52 42 45 39 36 86 64 39 30.43 30.38 30.34 10 10 10 8 1 - 0.00  
17 68 58 46 48 44 36 83 63 33 30.39 30.35 30.32 10 10 10 13 7 - 0.00  
18 72 59 46 57 48 43 93 73 42 30.34 30.28 30.11 10 7 0 14 7 20 0.01 Fog
19 70 66 62 64 61 54 88 83 65 30.09 29.94 29.87 10 6 1 16 11 - 0.96 Rain
20 73 64 55 59 54 52 94 82 51 30.13 30.07 29.99 10 5 0 8 4 - 0.01 Fog
21 81 70 60 64 59 48 90 76 46 30.05 29.98 29.89 10 6 0 18 6 23 0.00 Fog
22 73 63 53 53 50 48 83 65 41 30.14 30.06 30.00 10 10 10 14 5 18 0.02 Rain
23 64 58 51 54 51 47 88 82 65 30.14 30.04 29.96 10 9 2 8 3 - 0.25 Rain
24 68 55 44 54 48 42 93 79 59 30.08 30.04 30.01 10 6 0 10 2 - 0.01 Fog
25 77 63 51 61 55 47 90 80 59 30.06 30.00 29.88 10 5 0 12 5 - 0.01 Fog , Rain
26 73 64 52 64 59 50 94 81 60 29.87 29.80 29.74 10 7 1 18 8 28 0.64 Rain
27 72 60 48 57 49 45 94 80 46 29.87 29.85 29.81 10 6 0 14 2 20 0.09 Fog , Rain
28 64 58 53 55 53 50 94 81 63 29.84 29.80 29.78 10 9 3 14 5 - 0.09 Rain
29 66 60 53 56 53 48 94 80 63 29.78 29.67 29.51 10 7 2 15 5 24 0.19 Rain
30 55 48 42 52 45 36 88 78 54 29.97 29.69 29.50 10 10 4 25 13 36 0.05 Rain