Weather History for Mason City, IA

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Tuesday, September 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 54 °F 60 °F  
Max Temperature 62 °F 73 °F 94 °F (1925)
Min Temperature 46 °F 48 °F 31 °F (1943)
Degree Days  
Heating Degree Days 11 6  
Month to date heating degree days 58 65  
Since 1 July heating degree days 96 101  
Cooling Degree Days 0 1  
Month to date cooling degree days 92 42  
Year to date cooling degree days 684 598  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 86    
Precipitation  
Precipitation 0.07 in 0.10 in 2.77 in (1977)
Month to date precipitation 0.73 1.90  
Year to date precipitation 34.08 28.26  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 12 mph (SE)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 4 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 17, 2013 Rise Set
Actual Time 6:55 AM CDT 7:19 PM CDT
Civil Twilight 6:26 AM CDT 7:47 PM CDT
Nautical Twilight 5:53 AM CDT 8:21 PM CDT
Astronomical Twilight 5:18 AM CDT 8:55 PM CDT
Moon 6:07 PM CDT (9/17) 4:48 AM CDT (9/17)
Length of Visible Light 13h 20m
Length of Day
12h 23m
Waxing Gibbous, 96% of the Moon is Illuminated
Sep 17
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 48.9 °F 46.9 °F 93% 30.29 in 10.0 mi SSE 3.5 mph - N/A   Clear
1:53 AM 48.0 °F 46.0 °F 93% 30.28 in 10.0 mi SE 5.8 mph - N/A   Clear
2:53 AM 46.9 °F 46.0 °F 97% 30.27 in 10.0 mi SE 4.6 mph - N/A   Clear
3:53 AM 46.9 °F 45.0 °F 93% 30.25 in 10.0 mi SE 5.8 mph - N/A   Clear
4:53 AM 48.9 °F 46.9 °F 93% 30.23 in 10.0 mi SE 10.4 mph - N/A   Clear
5:53 AM 50.0 °F 46.9 °F 89% 30.22 in 10.0 mi SE 10.4 mph - N/A   Clear
6:53 AM 50.0 °F 48.0 °F 93% 30.23 in 8.0 mi SE 9.2 mph - N/A   Clear
7:53 AM 50.0 °F 48.0 °F 93% 30.23 in 8.0 mi SE 11.5 mph - N/A   Clear
8:53 AM 52.0 °F 50.0 °F 93% 30.22 in 8.0 mi SSE 9.2 mph - N/A   Clear
9:28 AM 51.8 °F 50.0 °F 94% 30.22 in 8.0 mi SE 10.4 mph - N/A   Scattered Clouds
9:48 AM 51.8 °F 50.0 °F 94% 30.22 in 8.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
9:53 AM 52.0 °F 50.0 °F 93% 30.22 in 8.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
10:53 AM 54.0 °F 51.1 °F 90% 30.20 in 8.0 mi SE 12.7 mph - 0.01 in   Overcast
11:53 AM 54.0 °F 52.0 °F 93% 30.19 in 6.0 mi SE 11.5 mph - 0.00 in Rain Light Rain
12:20 PM 55.4 °F 53.6 °F 94% 30.18 in 7.0 mi SE 13.8 mph - 0.00 in   Overcast
12:53 PM 55.0 °F 53.1 °F 93% 30.16 in 2.5 mi SE 13.8 mph - 0.00 in Rain Light Rain
1:16 PM 55.4 °F 53.6 °F 94% 30.15 in 1.8 mi SE 12.7 mph - 0.00 in Rain Light Rain
1:26 PM 55.4 °F 55.4 °F 100% 30.15 in 2.0 mi SSE 13.8 mph - 0.00 in Rain Light Rain
1:53 PM 55.0 °F 54.0 °F 96% 30.13 in 4.0 mi SE 11.5 mph - 0.00 in   Overcast
2:03 PM 55.4 °F 55.4 °F 100% 30.13 in 1.8 mi SE 10.4 mph - 0.00 in Rain Light Rain
2:53 PM 55.9 °F 55.9 °F 100% 30.10 in 2.0 mi SE 12.7 mph - 0.02 in Rain Light Rain
3:08 PM 55.4 °F 55.4 °F 100% 30.10 in 1.5 mi SE 10.4 mph 20.7 mph 0.00 in Rain Light Rain
3:21 PM 57.2 °F 55.4 °F 94% 30.09 in 2.0 mi ESE 10.4 mph - 0.01 in Rain Light Rain
3:34 PM 57.2 °F 55.4 °F 94% 30.08 in 3.0 mi SE 13.8 mph 19.6 mph 0.01 in Rain Light Rain
3:41 PM 57.2 °F 55.4 °F 94% 30.08 in 1.8 mi SE 13.8 mph 19.6 mph 0.01 in Rain Light Rain
3:53 PM 57.0 °F 57.0 °F 100% 30.07 in 2.0 mi SE 12.7 mph - 0.01 in Rain Light Rain
4:15 PM 57.2 °F 57.2 °F 100% 30.07 in 4.0 mi SE 12.7 mph - 0.00 in   Overcast
4:42 PM 57.2 °F 57.2 °F 100% 30.06 in 2.0 mi SE 11.5 mph - 0.00 in   Overcast
4:53 PM 57.9 °F 57.0 °F 97% 30.05 in 2.0 mi SSE 13.8 mph 20.7 mph 0.00 in   Overcast
5:11 PM 57.2 °F 57.2 °F 100% 30.05 in 1.2 mi SE 13.8 mph 20.7 mph 0.01 in Rain Light Rain
5:34 PM 57.2 °F 57.2 °F 100% 30.05 in 1.0 mi SSE 13.8 mph - 0.02 in Rain Rain
5:53 PM 57.9 °F 57.9 °F 100% 30.04 in 1.2 mi SSE 13.8 mph - 0.03 in Rain Light Rain
6:53 PM 57.9 °F 57.9 °F 100% 30.02 in 1.5 mi SSE 15.0 mph 21.9 mph 0.00 in Rain Light Rain
7:12 PM 57.2 °F 57.2 °F 100% 30.01 in 2.5 mi SSE 13.8 mph 24.2 mph 0.00 in   Overcast
7:53 PM 57.9 °F 57.9 °F 100% 30.01 in 2.5 mi SSE 13.8 mph - 0.00 in   Overcast
8:53 PM 59.0 °F 59.0 °F 100% 30.01 in 2.5 mi SSE 12.7 mph - N/A   Overcast
9:53 PM 60.1 °F 60.1 °F 100% 30.00 in 1.8 mi SSE 12.7 mph - N/A   Overcast
10:53 PM 60.1 °F 60.1 °F 100% 29.99 in 1.0 mi South 15.0 mph - N/A   Overcast
11:07 PM 60.8 °F 60.8 °F 100% 30.00 in 1.0 mi SSE 16.1 mph - N/A   Overcast
11:53 PM 61.0 °F 61.0 °F 100% 29.99 in 1.5 mi South 15.0 mph - N/A   Overcast