Weather History for Grinnell, IA

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Tuesday, September 24, 2013

  Actual Average (KMIW) Record (KMIW)
Temperature  
Mean Temperature 62 °F 59 °F  
Max Temperature 76 °F 72 °F 84 °F (2007)
Min Temperature 48 °F 47 °F 30 °F (2002)
Degree Days  
Heating Degree Days 4 7  
Month to date heating degree days 87  
Since 1 July heating degree days 108  
Cooling Degree Days 0 1  
Month to date cooling degree days 56  
Year to date cooling degree days 712  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 72    
Maximum Humidity 92    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in 0.11 in 0.17 in (2005)
Month to date precipitation 2.80  
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 9 mph (East)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 24, 2013 Rise Set
Actual Time 7:00 AM CDT 7:04 PM CDT
Civil Twilight 6:32 AM CDT 7:31 PM CDT
Nautical Twilight 6:00 AM CDT 8:04 PM CDT
Astronomical Twilight 5:27 AM CDT 8:37 PM CDT
Moon 10:18 PM CDT (9/24) 12:19 PM CDT (9/24)
Length of Visible Light 12h 58m
Length of Day
12h 03m
Waning Gibbous, 73% of the Moon is Illuminated
Sep 24
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 55.9 °F 48.4 °F 76% 29.94 in 10.0 mi ESE 6.9 mph - N/A   Clear
12:35 AM 55.9 °F 48.2 °F 75% 29.93 in 10.0 mi ESE 6.9 mph - N/A   Clear
12:55 AM 54.0 °F 47.8 °F 80% 29.92 in 10.0 mi East 6.9 mph - N/A   Clear
1:15 AM 52.9 °F 47.7 °F 82% 29.92 in 10.0 mi East 6.9 mph - N/A   Clear
1:35 AM 51.8 °F 47.7 °F 86% 29.92 in 10.0 mi East 8.1 mph - N/A   Clear
1:55 AM 52.2 °F 47.7 °F 85% 29.92 in 10.0 mi East 8.1 mph - N/A   Clear
2:15 AM 51.1 °F 47.3 °F 87% 29.91 in 10.0 mi East 9.2 mph - N/A   Clear
2:35 AM 51.8 °F 47.3 °F 85% 29.91 in 10.0 mi East 9.2 mph - N/A   Clear
2:55 AM 51.4 °F 47.1 °F 85% 29.91 in 10.0 mi East 8.1 mph - N/A   Clear
3:15 AM 51.3 °F 46.8 °F 85% 29.91 in 10.0 mi East 9.2 mph - N/A   Clear
3:35 AM 51.8 °F 46.9 °F 83% 29.90 in 10.0 mi East 9.2 mph - N/A   Clear
3:55 AM 51.8 °F 46.8 °F 83% 29.91 in 10.0 mi East 9.2 mph - N/A   Clear
4:35 AM 51.3 °F 46.6 °F 84% 29.90 in 10.0 mi East 9.2 mph - N/A   Clear
4:55 AM 50.9 °F 46.4 °F 85% 29.90 in 10.0 mi East 9.2 mph - N/A   Clear
5:15 AM 50.9 °F 46.4 °F 85% 29.90 in 10.0 mi East 8.1 mph - N/A   Clear
5:35 AM 50.4 °F 46.4 °F 86% 29.91 in 10.0 mi East 8.1 mph - N/A   Clear
5:55 AM 50.0 °F 46.4 °F 87% 29.91 in 10.0 mi East 8.1 mph - N/A   Clear
6:15 AM 49.8 °F 46.4 °F 88% 29.90 in 10.0 mi East 9.2 mph - N/A   Clear
6:35 AM 49.3 °F 46.4 °F 90% 29.90 in 10.0 mi East 9.2 mph - N/A   Clear
6:55 AM 48.6 °F 45.9 °F 90% 29.90 in 10.0 mi East 8.1 mph - N/A   Clear
7:15 AM 48.4 °F 46.2 °F 92% 29.91 in 10.0 mi East 8.1 mph - N/A   Clear
7:35 AM 49.8 °F 46.8 °F 89% 29.91 in 10.0 mi East 8.1 mph - N/A   Clear
7:55 AM 51.3 °F 47.7 °F 87% 29.91 in 10.0 mi East 9.2 mph - N/A   Clear
8:15 AM 53.2 °F 48.4 °F 84% 29.91 in 10.0 mi East 10.4 mph - N/A   Clear
8:35 AM 54.7 °F 49.1 °F 81% 29.91 in 10.0 mi East 10.4 mph - N/A   Clear
8:55 AM 57.0 °F 50.2 °F 78% 29.91 in 10.0 mi East 11.5 mph - N/A   Clear
9:15 AM 58.5 °F 50.5 °F 75% 29.91 in 10.0 mi ESE 8.1 mph 16.1 mph N/A   Clear
9:35 AM 61.2 °F 51.6 °F 71% 29.90 in 10.0 mi East 12.7 mph - N/A   Clear
9:55 AM 62.6 °F 52.3 °F 69% 29.90 in 10.0 mi ESE 10.4 mph 16.1 mph N/A   Clear
10:15 AM 63.5 °F 52.3 °F 67% 29.91 in 10.0 mi East 11.5 mph - N/A   Clear
10:35 AM 64.8 °F 53.1 °F 66% 29.91 in 10.0 mi East 11.5 mph - N/A   Clear
10:55 AM 66.0 °F 53.6 °F 64% 29.91 in 10.0 mi East 11.5 mph - N/A   Clear
11:15 AM 67.6 °F 54.1 °F 62% 29.91 in 10.0 mi East 11.5 mph 17.3 mph N/A   Clear
11:35 AM 68.2 °F 54.3 °F 61% 29.89 in 10.0 mi East 15.0 mph - N/A   Clear
11:55 AM 68.2 °F 54.5 °F 62% 29.90 in 10.0 mi East 10.4 mph 17.3 mph N/A   Scattered Clouds
12:15 PM 69.1 °F 56.7 °F 65% 29.90 in 10.0 mi East 10.4 mph - N/A   Scattered Clouds
12:55 PM 70.2 °F 55.4 °F 59% 29.90 in 10.0 mi East 9.2 mph - N/A   Mostly Cloudy
1:15 PM 70.7 °F 55.4 °F 58% 29.89 in 10.0 mi East 10.4 mph - N/A   Scattered Clouds
1:35 PM 71.6 °F 55.6 °F 57% 29.89 in 10.0 mi East 10.4 mph - N/A   Clear
1:55 PM 72.7 °F 55.0 °F 54% 29.89 in 10.0 mi East 13.8 mph 18.4 mph N/A   Scattered Clouds
2:15 PM 71.6 °F 54.5 °F 55% 29.88 in 10.0 mi East 10.4 mph 17.3 mph N/A   Clear
2:35 PM 73.0 °F 54.7 °F 52% 29.88 in 10.0 mi East 15.0 mph - N/A   Clear
2:55 PM 74.7 °F 54.7 °F 50% 29.87 in 10.0 mi East 12.7 mph - N/A   Clear
3:15 PM 75.4 °F 54.1 °F 48% 29.87 in 10.0 mi East 12.7 mph 19.6 mph N/A   Clear
3:35 PM 73.9 °F 53.6 °F 49% 29.87 in 10.0 mi East 12.7 mph 17.3 mph N/A   Scattered Clouds
3:55 PM 72.9 °F 52.9 °F 49% 29.87 in 10.0 mi East 12.7 mph 18.4 mph N/A   Scattered Clouds
4:15 PM 72.7 °F 53.8 °F 51% 29.87 in 10.0 mi East 12.7 mph - N/A   Clear
4:35 PM 71.8 °F 54.0 °F 53% 29.87 in 10.0 mi East 10.4 mph - N/A   Clear
4:55 PM 72.9 °F 53.8 °F 51% 29.88 in 10.0 mi East 12.7 mph 16.1 mph N/A   Clear
5:15 PM 73.0 °F 54.0 °F 51% 29.88 in 10.0 mi East 11.5 mph - N/A   Clear
5:35 PM 72.5 °F 53.8 °F 52% 29.89 in 10.0 mi East 10.4 mph - N/A   Clear
5:55 PM 71.6 °F 53.8 °F 53% 29.89 in 10.0 mi East 11.5 mph - N/A   Clear
6:15 PM 70.7 °F 53.8 °F 55% 29.89 in 10.0 mi ENE 8.1 mph - N/A   Clear
6:35 PM 68.9 °F 54.5 °F 60% 29.89 in 10.0 mi East 5.8 mph - N/A   Clear
6:55 PM 66.6 °F 54.1 °F 64% 29.89 in 10.0 mi ENE 4.6 mph - N/A   Clear
7:15 PM 65.1 °F 54.0 °F 67% 29.89 in 10.0 mi NNE 6.9 mph - N/A   Clear
7:35 PM 65.3 °F 54.0 °F 67% 29.90 in 10.0 mi NNE 8.1 mph - N/A   Clear
7:55 PM 64.4 °F 53.8 °F 68% 29.90 in 10.0 mi NE 8.1 mph - N/A   Clear
8:15 PM 63.5 °F 53.6 °F 70% 29.90 in 10.0 mi NE 8.1 mph - N/A   Scattered Clouds
8:35 PM 63.5 °F 53.2 °F 69% 29.90 in 10.0 mi NE 9.2 mph - N/A   Mostly Cloudy
8:55 PM 61.5 °F 53.1 °F 74% 29.90 in 10.0 mi NE 8.1 mph - N/A   Scattered Clouds
9:15 PM 61.2 °F 52.7 °F 74% 29.90 in 10.0 mi NE 6.9 mph - N/A   Clear
9:35 PM 60.1 °F 52.3 °F 76% 29.91 in 10.0 mi NE 5.8 mph - N/A   Clear
9:55 PM 60.3 °F 52.0 °F 74% 29.91 in 10.0 mi NE 5.8 mph - N/A   Scattered Clouds
10:15 PM 59.2 °F 51.8 °F 77% 29.91 in 10.0 mi ENE 5.8 mph - N/A   Scattered Clouds
10:35 PM 58.3 °F 51.4 °F 78% 29.91 in 10.0 mi ENE 5.8 mph - N/A   Clear
10:55 PM 57.2 °F 51.3 °F 81% 29.91 in 10.0 mi ENE 5.8 mph - N/A   Clear
11:15 PM 56.1 °F 50.9 °F 83% 29.91 in 10.0 mi NE 4.6 mph - N/A   Clear
11:35 PM 55.8 °F 50.9 °F 84% 29.91 in 10.0 mi ENE 5.8 mph - N/A   Clear
11:55 PM 56.5 °F 51.1 °F 82% 29.91 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy