Weather History for Ionia, MI

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 86 °F 73 °F 57 °F
Mean Temperature 74 °F 61 °F 48 °F
Min Temperature 66 °F 50 °F 38 °F
Degree Days  
Heating Degree Days (base 65) 16 5 0 162
Cooling Degree Days (base 65) 10 2 0 53
Growing Degree Days (base 50) 24 11 0 340
Dew Point  
Dew Point 70 °F 49 °F 29 °F
Precipitation  
Precipitation 0.29 in 0.03 in 0.00 in 0.90 in
Snowdepth - - - -
Wind  
Wind 29 mph 6 mph 0 mph
Gust Wind 34 mph 20 mph 9 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 30.00 in 29.68 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 13, 2012 Rise Set
Actual Time 7:18 AM EDT 7:52 PM EDT
Civil Twilight 6:49 AM EDT 8:21 PM EDT
Nautical Twilight 6:15 AM EDT 8:54 PM EDT
Astronomical Twilight 5:41 AM EDT 9:29 PM EDT
Moon 4:34 AM EDT (9/13) 6:17 PM EDT (9/13)
Length of Visible Light 13h 31m
Length of Day
12h 34m
Waning Crescent, 7% of the Moon is Illuminated
Sep 13
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
79 | 61 0.00
Average:
- | - -
Scattered Clouds
Actual:
81 | 62 0.00
Average:
- | - -
Rain
Actual:
86 | 59 0.00
Average:
- | - -
Rain
Actual:
79 | 66 0.29
Average:
- | - -
Scattered Clouds
Actual:
84 | 64 0.00
Average:
- | - -
Fog
Actual:
83 | 60 0.00
Average:
- | - -
Rain
Actual:
75 | 55 0.16
Average:
- | - -
Rain
Actual:
69 | 49 0.00
Average:
- | - -
Partly Cloudy
Actual:
69 | 49 0.00
Average:
- | - -
Clear
Actual:
74 | 44 0.00
Average:
- | - -
Clear
Actual:
81 | 52 0.00
Average:
- | - -
Clear
Actual:
84 | 57 0.00
Average:
- | - -
Rain
Actual:
79 | 54 0.07
Average:
- | - -
Rain
Actual:
73 | 49 0.15
Average:
- | - -
Clear
Actual:
73 | 41 0.00
Average:
- | - -
Clear
Actual:
78 | 49 0.00
Average:
- | - -
Rain
Actual:
77 | 52 0.00
Average:
- | - -
Rain
Actual:
63 | 45 0.05
Average:
- | - -
Rain
Actual:
66 | 38 0.00
Average:
- | - -
Rain
Actual:
68 | 53 0.05
Average:
- | - -
Rain
Actual:
66 | 44 0.07
Average:
- | - -
Rain
Actual:
58 | 45 0.06
Average:
- | - -
Rain
Actual:
57 | 40 0.00
Average:
- | - -
Scattered Clouds
Actual:
63 | 39 0.00
Average:
- | - -
Scattered Clouds
Actual:
73 | 44 0.00
Average:
- | - -
Partly Cloudy
Actual:
69 | 50 0.00
Average:
- | - -
Partly Cloudy
Actual:
65 | 46 0.00
Average:
- | - -
Partly Cloudy
Actual:
69 | 45 0.00
Average:
- | - -
Scattered Clouds
Actual:
73 | 42 0.00
Average:
- | - -
Partly Cloudy
Actual:
64 | 43 0.00
Average:
- | - -
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 79 70 61 63 56 51 82 62 45 30.14 30.10 30.05 10 10 7 10 7 - 0.00  
2 81 72 62 66 62 59 89 73 54 30.06 30.01 29.95 10 10 10 13 8 22 0.00  
3 86 72 59 68 63 57 94 73 51 30.00 29.95 29.88 10 10 7 12 6 17 0.00 Rain
4 79 72 66 70 66 62 96 85 67 29.92 29.89 29.86 10 8 2 12 3 - 0.29 Rain
5 84 74 64 68 65 60 97 76 47 29.88 29.83 29.76 10 8 2 13 4 16 0.00  
6 83 72 60 63 59 56 97 69 41 29.93 29.89 29.83 10 9 0 9 2 - 0.00 Fog
7 75 65 55 63 58 54 96 82 51 29.93 29.85 29.72 10 10 7 15 3 23 0.16 Rain
8 69 60 49 56 51 44 96 74 43 29.85 29.78 29.73 10 10 10 16 8 25 0.00 Rain
9 69 59 49 53 48 41 95 69 36 30.12 29.98 29.85 10 10 10 13 3 17 0.00  
10 74 59 44 51 46 43 94 65 36 30.23 30.17 30.12 10 10 10 12 2 - 0.00  
11 81 66 52 54 49 45 80 55 30 30.18 30.14 30.09 10 10 10 18 8 26 0.00  
12 84 70 57 57 53 48 80 57 28 30.19 30.15 30.12 10 10 10 15 9 23 0.00  
13 79 66 54 62 56 51 94 69 51 30.29 30.21 30.15 10 10 7 14 8 18 0.07 Rain
14 73 61 49 53 46 37 97 65 27 30.31 30.28 30.24 10 10 1 21 6 29 0.15 Rain
15 73 57 41 49 42 36 95 62 27 30.34 30.26 30.15 10 10 2 9 2 - 0.00  
16 78 64 49 55 46 39 85 58 26 30.15 30.07 30.00 10 10 10 14 5 18 0.00  
17 77 64 52 57 51 47 85 63 39 30.01 29.86 29.69 10 10 7 17 8 24 0.00 Rain
18 63 54 45 58 44 30 91 70 36 29.97 29.78 29.68 10 10 7 22 9 31 0.05 Rain
19 66 52 38 40 36 31 93 54 28 30.07 29.99 29.87 10 10 10 22 8 28 0.00 Rain
20 68 60 53 50 43 34 78 56 32 29.88 29.85 29.82 10 10 10 20 12 28 0.05 Rain
21 66 55 44 50 44 33 94 73 29 29.90 29.86 29.76 10 10 7 22 6 31 0.07 Rain
22 58 52 45 49 43 37 96 76 45 30.08 29.87 29.72 10 10 10 16 5 26 0.06 Rain
23 57 48 40 45 38 32 97 69 39 30.21 30.15 30.08 10 10 1 17 6 24 0.00 Rain
24 63 51 39 40 35 29 85 56 29 30.19 30.04 29.87 10 10 10 29 10 34 0.00  
25 73 58 44 51 44 34 92 57 38 29.90 29.86 29.82 10 10 10 17 11 24 0.00  
26 69 60 50 53 46 40 95 67 35 30.14 29.99 29.87 10 10 5 10 4 - 0.00  
27 65 56 46 46 44 42 86 68 45 30.25 30.19 30.15 10 10 10 15 8 18 0.00  
28 69 57 45 48 42 31 96 61 27 30.18 30.13 30.08 10 10 2 9 3 18 0.00  
29 73 58 42 50 41 36 92 60 25 30.10 30.02 29.93 10 10 10 13 4 - 0.00  
30 64 54 43 47 44 40 97 73 40 29.99 29.96 29.94 10 10 4 14 6 22 0.00