Weather History for Iron Mountain, MI

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Month of May, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 64 °F 37 °F
Mean Temperature 70 °F 52 °F 36 °F
Min Temperature 57 °F 42 °F 25 °F
Degree Days  
Heating Degree Days (base 65) 29 13 0 390
Cooling Degree Days (base 65) 4 0 0 4
Growing Degree Days (base 50) 20 5 0 152
Dew Point  
Dew Point 67 °F 40 °F 12 °F
Precipitation  
Precipitation 1.76 in 0.08 in 0.00 in 2.52 in
Snowdepth - - - -
Wind  
Wind 29 mph 7 mph 0 mph
Gust Wind 43 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.37 in 29.94 in 29.39 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 01, 2011 Rise Set
Actual Time 5:40 AM CDT 7:59 PM CDT
Civil Twilight 5:07 AM CDT 8:32 PM CDT
Nautical Twilight 4:26 AM CDT 9:13 PM CDT
Astronomical Twilight 3:40 AM CDT 10:00 PM CDT
Moon 4:31 AM CDT (5/1) 6:48 PM CDT (5/1)
Length of Visible Light 15h 25m
Length of Day
14h 19m
Waning Crescent, 2% of the Moon is Illuminated
May 1
Waning Crescent
May 3
New
May 10
First Quarter
May 17
Full
May 24
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.52 Average Month Total: 2.88
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Rain
Actual:
48 | 37 0.01
Average:
59 | 33 0.14
Overcast
Actual:
37 | 34 0.00
Average:
59 | 33 0.06
Partly Cloudy
Actual:
51 | 28 0.00
Average:
59 | 33 0.10
Clear
Actual:
66 | 25 0.00
Average:
63 | 35 0.04
Rain
Actual:
57 | 37 0.00
Average:
64 | 37 0.08
Rain
Actual:
53 | 33 0.00
Average:
63 | 36 0.08
Clear
Actual:
66 | 28 0.00
Average:
62 | 35 0.08
Scattered Clouds
Actual:
70 | 34 0.00
Average:
64 | 38 0.06
Rain
Actual:
64 | 44 0.00
Average:
63 | 37 0.04
Thunderstorm
Actual:
62 | 46 0.02
Average:
65 | 36 0.08
Thunderstorm
Actual:
69 | 51 1.76
Average:
66 | 38 0.14
Thunderstorm
Actual:
75 | 55 0.00
Average:
67 | 38 0.03
Overcast
Actual:
55 | 43 0.00
Average:
63 | 39 0.07
Rain
Actual:
54 | 42 0.04
Average:
64 | 39 0.09
Clear
Actual:
54 | 39 0.00
Average:
66 | 40 0.05
Clear
Actual:
60 | 30 0.00
Average:
69 | 42 0.18
Clear
Actual:
66 | 32 0.00
Average:
69 | 41 0.10
Rain
Actual:
61 | 45 0.00
Average:
71 | 43 0.08
Partly Cloudy
Actual:
73 | 55 0.00
Average:
70 | 42 0.10
Scattered Clouds
Actual:
79 | 48 0.00
Average:
68 | 42 0.06
Rain
Actual:
73 | 50 0.17
Average:
70 | 41 0.03
Thunderstorm
Actual:
75 | 57 0.36
Average:
72 | 42 0.13
Rain
Actual:
70 | 48 0.05
Average:
68 | 44 0.05
Partly Cloudy
Actual:
61 | 42 0.00
Average:
71 | 44 0.08
Scattered Clouds
Actual:
59 | 36 0.00
Average:
70 | 44 0.11
Clear
Actual:
57 | 33 0.00
Average:
69 | 44 0.09
Clear
Actual:
64 | 28 0.00
Average:
70 | 44 0.05
Thunderstorm
Actual:
73 | 45 0.08
Average:
72 | 46 0.11
Thunderstorm
Actual:
71 | 55 0.03
Average:
72 | 46 0.14
Partly Cloudy
Actual:
72 | 57 0.00
Average:
71 | 46 0.16
Rain
Actual:
84 | 55 0.00
Average:
70 | 46 0.27
 

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

2011 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 48 42 37 47 35 23 100 74 48 29.96 29.75 29.64 10 8 2 20 8 29 0.01 Rain
2 37 36 34 27 25 23 73 63 57 30.29 30.15 29.96 10 10 10 14 7 - 0.00  
3 51 40 28 28 23 14 85 57 24 30.32 30.27 30.22 10 10 10 13 4 17 0.00  
4 66 44 25 27 22 20 88 43 19 30.37 30.31 30.23 10 10 10 9 3 17 0.00  
5 57 46 37 43 34 23 87 64 28 30.26 29.99 29.78 10 10 8 17 6 24 0.00 Rain
6 53 44 33 41 37 31 92 74 53 29.88 29.78 29.72 10 10 10 18 10 26 0.00 Rain
7 66 46 28 40 34 27 96 63 34 29.98 29.91 29.88 10 10 10 10 2 - 0.00  
8 70 51 34 38 33 29 89 50 24 30.06 30.04 29.99 10 10 10 15 4 22 0.00  
9 64 54 44 38 35 30 68 48 30 30.09 30.00 29.88 10 10 10 18 6 30 0.00 Rain
10 62 54 46 46 42 34 83 64 47 29.90 29.86 29.82 10 10 10 15 8 22 0.02 Thunderstorm
11 69 58 51 61 55 42 100 91 59 29.94 29.89 29.81 10 4 0 18 8 33 1.76 Fog , Rain , Thunderstorm
12 75 64 55 64 58 55 100 89 64 29.87 29.82 29.75 10 6 1 7 3 - 0.00 Rain , Thunderstorm
13 55 50 43 55 46 38 100 87 77 29.95 29.85 29.76 10 9 2 18 9 25 0.00  
14 54 48 42 43 39 21 100 83 32 30.02 29.95 29.89 10 7 2 21 12 30 0.04 Rain
15 54 46 39 29 22 17 58 38 26 30.14 30.10 30.03 10 10 10 23 15 38 0.00  
16 60 45 30 27 20 12 79 40 19 30.16 30.13 30.10 10 10 10 18 9 26 0.00  
17 66 49 32 27 25 22 75 40 20 30.17 30.09 30.03 10 10 10 13 5 20 0.00  
18 61 52 45 54 44 23 88 70 39 30.02 30.00 29.97 10 10 10 10 5 - 0.00 Rain
19 73 64 55 56 54 52 94 77 53 30.07 30.04 30.01 10 10 10 10 3 - 0.00  
20 79 62 48 57 53 47 97 68 43 30.12 30.06 30.01 10 10 9 13 4 20 0.00  
21 73 62 50 61 56 48 100 88 55 30.00 29.91 29.81 10 6 1 16 5 24 0.17 Rain
22 75 65 57 63 59 57 100 93 64 29.81 29.64 29.44 10 4 0 21 6 30 0.36 Fog , Rain , Thunderstorm
23 70 60 48 59 55 44 100 85 63 29.76 29.47 29.39 10 8 1 21 7 29 0.05 Rain
24 61 51 42 43 39 33 89 68 47 30.02 29.93 29.76 10 10 9 13 9 - 0.00  
25 59 46 36 38 34 28 93 62 44 30.03 29.94 29.86 10 10 10 12 4 - 0.00  
26 57 44 33 34 24 14 82 48 24 30.10 30.02 29.89 10 10 10 17 12 28 0.00  
27 64 46 28 40 30 22 88 53 30 30.12 30.01 29.83 10 10 10 14 4 22 0.00  
28 73 58 45 53 46 38 100 75 32 29.81 29.69 29.63 10 9 2 18 6 25 0.08 Rain , Thunderstorm
29 71 63 55 56 50 44 93 69 38 30.00 29.87 29.70 10 10 8 13 7 - 0.03 Rain , Thunderstorm
30 72 64 57 63 55 48 97 77 67 30.01 29.96 29.89 10 10 5 15 7 24 0.00  
31 84 70 55 67 55 39 100 63 25 29.88 29.83 29.77 10 8 2 29 11 43 0.00 Rain