Weather History for Ypsilanti, MI

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 98 °F 79 °F 64 °F
Mean Temperature 80 °F 66 °F 54 °F
Min Temperature 70 °F 54 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 10 2 0 68
Cooling Degree Days (base 65) 16 3 0 104
Growing Degree Days (base 50) 30 16 4 502
Dew Point  
Dew Point 68 °F 50 °F 31 °F
Precipitation  
Precipitation 0.42 in 0.04 in 0.00 in 1.12 in
Snowdepth - - - -
Wind  
Wind 26 mph 6 mph 0 mph
Gust Wind 38 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 29.99 in 29.69 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 20, 2012 Rise Set
Actual Time 6:07 AM EDT 8:53 PM EDT
Civil Twilight 5:35 AM EDT 9:26 PM EDT
Nautical Twilight 4:54 AM EDT 10:08 PM EDT
Astronomical Twilight 4:06 AM EDT 10:55 PM EDT
Moon 5:47 AM EDT (5/20) 8:52 PM EDT (5/20)
Length of Visible Light 15h 51m
Length of Day
14h 46m
Waning Crescent, 0% of the Moon is Illuminated
May 20
Waning Crescent
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.12 Average Month Total: 3.28
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
64 | 53 0.01
Average:
66 | 45 0.09
Rain
Actual:
87 | 53 0.01
Average:
67 | 44 0.10
Rain
Actual:
91 | 63 0.12
Average:
65 | 43 0.08
Rain
Actual:
82 | 62 0.04
Average:
65 | 43 0.08
Partly Cloudy
Actual:
75 | 57 0.00
Average:
69 | 45 0.09
Scattered Clouds
Actual:
73 | 51 0.00
Average:
70 | 47 0.03
Rain
Actual:
66 | 53 0.33
Average:
69 | 45 0.12
Rain
Actual:
77 | 55 0.00
Average:
68 | 46 0.14
Rain
Actual:
69 | 50 0.00
Average:
69 | 47 0.19
Clear
Actual:
68 | 43 0.00
Average:
71 | 46 0.04
Clear
Actual:
77 | 46 0.00
Average:
73 | 49 0.05
Rain
Actual:
77 | 53 0.01
Average:
71 | 49 0.15
Rain
Actual:
73 | 51 0.05
Average:
70 | 47 0.11
Clear
Actual:
81 | 48 0.00
Average:
71 | 48 0.09
Clear
Actual:
84 | 48 0.00
Average:
70 | 49 0.13
Rain
Actual:
70 | 48 0.00
Average:
72 | 49 0.12
Clear
Actual:
72 | 42 0.00
Average:
72 | 49 0.07
Clear
Actual:
79 | 42 0.00
Average:
74 | 50 0.20
Clear
Actual:
87 | 48 0.00
Average:
74 | 52 0.08
Clear
Actual:
91 | 54 0.00
Average:
73 | 52 0.08
Rain
Actual:
82 | 62 0.03
Average:
75 | 50 0.04
Partly Cloudy
Actual:
75 | 55 0.00
Average:
74 | 52 0.09
Scattered Clouds
Actual:
82 | 48 0.00
Average:
74 | 51 0.11
Scattered Clouds
Actual:
89 | 54 0.00
Average:
73 | 52 0.06
Scattered Clouds
Actual:
91 | 63 0.00
Average:
72 | 52 0.15
Rain
Actual:
77 | 62 0.42
Average:
72 | 50 0.14
Scattered Clouds
Actual:
86 | 60 0.00
Average:
73 | 51 0.13
Rain
Actual:
98 | 64 0.01
Average:
75 | 52 0.10
Scattered Clouds
Actual:
88 | 70 0.01
Average:
76 | 55 0.10
Partly Cloudy
Actual:
78 | 55 0.00
Average:
77 | 55 0.14
Rain
Actual:
68 | 48 0.08
Average:
76 | 55 0.18
 

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
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 64 58 53 52 50 48 94 81 63 30.08 30.00 29.91 10 6 2 10 5 - 0.01 Rain
2 87 70 53 66 57 48 88 72 43 29.97 29.91 29.83 10 6 2 21 6 30 0.01 Rain
3 91 77 63 67 61 57 90 64 35 29.99 29.94 29.84 10 9 2 26 8 33 0.12 Rain
4 82 72 62 64 61 55 94 77 54 30.01 29.95 29.91 10 9 2 14 7 - 0.04 Rain
5 75 65 57 54 52 50 78 67 47 30.11 30.03 29.96 10 10 10 14 9 16 0.00  
6 73 62 51 50 42 36 80 52 28 30.13 30.07 30.01 10 10 10 13 5 - 0.00  
7 66 60 53 59 52 35 88 76 38 29.99 29.87 29.79 10 7 2 8 4 - 0.33 Rain
8 77 66 55 59 53 42 88 70 38 29.83 29.79 29.76 10 7 2 16 6 - 0.00 Rain
9 69 58 50 47 45 41 80 63 43 29.86 29.80 29.76 10 10 9 21 7 30 0.00 Rain
10 68 54 43 45 36 31 80 51 28 30.00 29.92 29.85 10 10 9 16 7 25 0.00  
11 77 62 46 43 37 34 66 43 23 30.16 30.11 30.01 10 10 10 13 7 17 0.00  
12 77 64 53 59 49 40 84 59 40 30.22 30.18 30.15 10 10 5 12 7 - 0.01 Rain
13 73 62 51 58 51 45 86 70 44 30.25 30.19 30.11 10 8 3 13 4 - 0.05 Rain
14 81 64 48 53 46 35 93 59 30 30.12 30.06 29.99 10 9 2 10 2 - 0.00  
15 84 66 48 49 45 42 80 48 25 30.01 29.92 29.82 10 10 10 15 4 21 0.00  
16 70 61 48 54 41 33 78 51 30 30.12 30.00 29.86 10 10 10 22 9 29 0.00 Rain
17 72 56 42 44 39 36 82 55 28 30.23 30.18 30.14 10 10 10 12 4 - 0.00  
18 79 60 42 48 42 32 89 54 19 30.18 30.13 30.08 10 10 8 9 3 - 0.00  
19 87 68 48 52 47 44 86 51 23 30.15 30.12 30.09 10 10 9 10 2 17 0.00  
20 91 72 54 56 52 49 86 50 27 30.17 30.10 30.00 10 9 6 13 4 18 0.00  
21 82 72 62 61 57 52 84 66 47 30.03 29.99 29.96 10 10 4 20 5 23 0.03 Rain
22 75 65 55 54 50 48 77 62 43 30.02 29.98 29.91 10 10 10 14 9 26 0.00  
23 82 64 48 56 50 46 93 66 31 29.97 29.93 29.86 10 8 2 15 2 - 0.00  
24 89 71 54 62 58 50 87 61 40 29.94 29.86 29.77 10 9 4 18 5 24 0.00  
25 91 80 63 63 56 46 67 45 24 30.09 29.93 29.83 10 10 10 21 11 29 0.00  
26 77 68 62 58 55 50 82 64 51 30.34 30.19 30.11 10 9 2 26 6 38 0.42 Rain
27 86 72 60 63 58 53 78 62 46 30.14 30.06 29.94 10 10 10 18 6 25 0.00  
28 98 80 64 68 62 58 88 57 29 29.94 29.84 29.72 10 8 2 17 6 26 0.01 Rain
29 88 80 70 66 55 42 73 47 22 29.79 29.74 29.69 10 10 7 20 10 26 0.01  
30 78 66 55 48 45 41 69 48 29 29.90 29.83 29.80 10 10 10 17 7 22 0.00  
31 68 57 48 48 46 43 83 66 48 30.01 29.94 29.87 10 10 7 17 8 25 0.08 Rain