Weather History for Alpena, MI

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Month of September, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 67 °F 51 °F
Mean Temperature 73 °F 57 °F 47 °F
Min Temperature 65 °F 47 °F 33 °F
Degree Days  
Heating Degree Days (base 65) 18 8 0 251
Cooling Degree Days (base 65) 8 1 0 20
Growing Degree Days (base 50) 23 7 0 222
Dew Point  
Dew Point 70 °F 49 °F 34 °F
Precipitation  
Precipitation 2.28 in 0.17 in 0.00 in 4.10 in
Snowdepth - - - -
Wind  
Wind 30 mph 7 mph 0 mph
Gust Wind 40 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 29.93 in 29.49 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 10, 2010 Rise Set
Actual Time 7:06 AM EDT 7:54 PM EDT
Civil Twilight 6:37 AM EDT 8:24 PM EDT
Nautical Twilight 6:01 AM EDT 8:59 PM EDT
Astronomical Twilight 5:24 AM EDT 9:36 PM EDT
Moon 10:03 AM EDT (9/10) 8:39 PM EDT (9/10)
Length of Visible Light 13h 47m
Length of Day
12h 47m
Waxing Crescent, 7% of the Moon is Illuminated
Sep 10
Waxing Crescent
Sep 15
First Quarter
Sep 23
Full
Sep 30
Last Quarter
Oct 7
New

Weather History Calendar

Precipitation Actual month total 4.10 Normal Month Total: 2.80
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
81 | 65 T
Average:
72 | 50 0.11
Rain
Actual:
77 | 59 0.08
Average:
72 | 49 0.10
Rain
Actual:
70 | 51 0.16
Average:
72 | 49 0.10
Rain
Actual:
61 | 49 T
Average:
71 | 49 0.10
Rain
Actual:
68 | 43 T
Average:
71 | 48 0.10
Thunderstorm
Actual:
73 | 43 0.07
Average:
71 | 48 0.10
Rain
Actual:
78 | 55 0.05
Average:
70 | 48 0.10
Rain
Actual:
63 | 53 0.02
Average:
70 | 48 0.10
Partly Cloudy
Actual:
65 | 51 0.00
Average:
70 | 47 0.10
Partly Cloudy
Actual:
66 | 41 0.00
Average:
69 | 47 0.10
Rain
Actual:
67 | 39 0.11
Average:
69 | 47 0.10
Thunderstorm
Actual:
75 | 54 0.39
Average:
69 | 46 0.10
Partly Cloudy
Actual:
69 | 48 T
Average:
68 | 46 0.10
Scattered Clouds
Actual:
65 | 42 0.00
Average:
68 | 46 0.09
Rain
Actual:
63 | 40 0.03
Average:
68 | 45 0.09
Thunderstorm
Actual:
57 | 50 0.48
Average:
67 | 45 0.09
Fog
Actual:
64 | 37 0.00
Average:
67 | 45 0.09
Rain
Actual:
63 | 44 0.12
Average:
67 | 44 0.09
Fog
Actual:
65 | 33 0.00
Average:
66 | 44 0.09
Scattered Clouds
Actual:
63 | 35 T
Average:
66 | 44 0.09
Thunderstorm
Actual:
84 | 57 0.13
Average:
66 | 43 0.09
Partly Cloudy
Actual:
70 | 47 0.00
Average:
65 | 43 0.09
Rain
Actual:
73 | 49 2.28
Average:
65 | 43 0.09
Rain
Actual:
77 | 55 T
Average:
64 | 43 0.09
Rain
Actual:
56 | 46 0.08
Average:
64 | 42 0.09
Mostly Cloudy
Actual:
51 | 42 0.00
Average:
64 | 42 0.09
Rain
Actual:
57 | 45 0.02
Average:
63 | 42 0.08
Rain
Actual:
63 | 45 0.05
Average:
63 | 41 0.08
Partly Cloudy
Actual:
66 | 39 0.00
Average:
63 | 41 0.08
Rain
Actual:
68 | 47 0.03
Average:
62 | 41 0.08
 

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

2010 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 73 65 70 66 59 93 80 67 29.95 29.89 29.82 10 10 10 18 7 26 T  
2 77 68 59 70 63 53 100 77 53 29.96 29.83 29.66 10 9 4 12 5 16 0.08 Rain
3 70 61 51 68 57 46 100 77 53 29.64 29.54 29.49 10 10 7 22 11 33 0.16 Rain
4 61 55 49 48 44 41 86 74 61 29.83 29.63 29.49 10 10 9 25 13 36 T Rain
5 68 56 43 48 44 39 89 63 37 29.97 29.89 29.83 10 10 10 17 6 25 T Rain
6 73 58 43 62 55 43 93 77 61 29.97 29.91 29.86 10 10 6 17 6 23 0.07 Rain , Thunderstorm
7 78 67 55 60 52 43 90 60 29 29.88 29.71 29.62 10 10 3 25 12 37 0.05 Rain
8 63 58 53 52 50 48 89 77 64 30.02 29.88 29.77 10 10 7 20 9 29 0.02 Rain
9 65 58 51 49 47 44 89 71 52 30.10 30.05 30.02 10 10 10 23 10 30 0.00  
10 66 54 41 50 47 43 93 75 56 30.16 30.12 30.09 10 10 10 10 4 15 0.00  
11 67 53 39 57 46 37 100 82 63 30.09 30.00 29.87 10 6 0 18 4 22 0.11 Fog , Rain
12 75 65 54 54 51 45 93 64 35 29.96 29.89 29.84 10 9 3 30 8 39 0.39 Rain , Thunderstorm
13 69 59 48 54 49 42 100 70 39 29.99 29.91 29.87 10 10 10 17 7 25 T  
14 65 54 42 48 42 38 92 69 46 30.15 30.05 29.99 10 10 10 21 6 26 0.00  
15 63 52 40 50 44 38 93 72 51 30.22 30.16 30.03 10 10 10 12 5 16 0.03 Rain
16 57 54 50 54 50 46 100 92 83 30.05 29.89 29.79 10 9 2 24 11 32 0.48 Rain , Thunderstorm
17 64 51 37 50 44 37 100 76 51 30.15 30.10 30.05 10 6 0 13 5 17 0.00 Fog
18 63 54 44 54 48 39 89 66 43 30.22 30.09 30.00 10 10 2 16 6 22 0.12 Rain
19 65 49 33 46 39 34 100 72 43 30.27 30.24 30.20 10 8 0 13 3 16 0.00 Fog
20 63 49 35 49 41 34 100 68 36 30.27 30.20 30.04 10 10 10 14 5 18 T  
21 84 71 57 68 59 50 80 66 51 30.01 29.78 29.65 10 10 0 18 10 29 0.13 Rain , Thunderstorm
22 70 59 47 54 48 45 93 69 44 30.15 30.01 29.84 10 10 10 14 5 17 0.00  
23 73 61 49 66 57 46 100 92 83 30.15 29.97 29.73 10 5 0 16 6 22 2.28 Fog , Rain
24 77 66 55 65 58 47 73 62 50 29.71 29.61 29.52 10 10 9 26 15 40 T Rain
25 56 51 46 48 44 39 86 75 63 30.15 29.96 29.70 10 9 3 20 12 29 0.08 Rain
26 51 47 42 44 42 40 100 86 71 30.20 30.16 30.13 10 10 10 14 6 17 0.00  
27 57 51 45 50 46 43 93 80 66 30.14 30.00 29.85 10 10 10 8 1 9 0.02 Rain
28 63 54 45 50 48 45 100 76 52 29.83 29.74 29.68 10 10 10 17 8 22 0.05 Rain
29 66 53 39 52 47 40 100 78 56 29.89 29.83 29.74 10 10 9 15 5 21 0.00  
30 68 58 47 55 50 41 100 76 52 29.97 29.82 29.74 10 8 2 22 7 29 0.03 Rain