Weather History for Mason City, IA

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Monday, February 17, 2014

  Actual Average Record
Temperature  
Mean Temperature 27 °F 21 °F  
Max Temperature 35 °F 30 °F 66 °F (1981)
Min Temperature 19 °F 13 °F -20 °F (1958)
Degree Days  
Heating Degree Days 38 44  
Month to date heating degree days 992 785  
Since 1 July heating degree days 5962 5396  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 21 °F    
Average Humidity 84    
Maximum Humidity 92    
Minimum Humidity 75    
Precipitation  
Precipitation 0.30 in 0.03 in 0.60 in (1904)
Month to date precipitation 0.38 0.55  
Year to date precipitation 1.21 1.37  
Snow  
Snow 4.30 in 0.30 in 6.00 in (1904)
Month to date snowfall 11.3 5.1  
Since 1 July snowfall 36.9 29.9  
Snow Depth 16.00 in    
Sea Level Pressure  
Sea Level Pressure 29.80 in    
Wind  
Wind Speed 18 mph (SSW)    
Max Wind Speed 30 mph    
Max Gust Speed 37 mph    
Visibility 4 miles    
Events Fog , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 17, 2014 Rise Set
Actual Time 7:08 AM CST 5:47 PM CST
Civil Twilight 6:39 AM CST 6:16 PM CST
Nautical Twilight 6:05 AM CST 6:49 PM CST
Astronomical Twilight 5:32 AM CST 7:22 PM CST
Moon 8:48 PM CST (2/17) 8:03 AM CST (2/17)
Length of Visible Light 11h 37m
Length of Day
10h 38m
Waning Gibbous, 93% of the Moon is Illuminated
Feb 17
Waning Gibbous
Feb 22
Last Quarter
Mar 1
New
Mar 8
First Quarter
Mar 16
Full

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 19.0 °F 2.4 °F 15.1 °F 85% 30.03 in 7.0 mi SE 21.9 mph 29.9 mph N/A   Clear
1:53 AM 19.9 °F 3.2 °F 15.1 °F 81% 30.00 in 8.0 mi SE 23.0 mph 32.2 mph N/A   Unknown
2:53 AM 19.0 °F 1.6 °F 15.1 °F 85% 29.94 in 6.0 mi SE 24.2 mph 34.5 mph N/A   Overcast
3:53 AM 19.0 °F 2.4 °F 15.1 °F 85% 29.89 in - SE 21.9 mph - N/A   Unknown
4:53 AM 19.9 °F 1.8 °F 16.0 °F 85% 29.87 in 6.0 mi SE 27.6 mph 34.5 mph N/A   Overcast
5:32 AM 19.9 °F 3.5 °F 16.0 °F 85% 29.82 in 1.8 mi SSE 21.9 mph 27.6 mph 0.00 in Snow Light Snow
5:40 AM 19.9 °F 2.8 °F 17.1 °F 89% 29.80 in 1.2 mi SSE 24.2 mph 32.2 mph 0.00 in Snow Light Snow
5:53 AM 19.9 °F 2.2 °F 17.1 °F 89% 29.85 in 1.0 mi SSE 26.5 mph 33.4 mph 0.00 in Snow Light Snow
6:00 AM 19.0 °F 1.6 °F 17.1 °F 92% 29.80 in 0.8 mi SSE 24.2 mph 34.5 mph 0.00 in Snow Light Snow
6:14 AM 19.0 °F 2.0 °F 17.1 °F 92% 29.78 in 0.5 mi SSE 23.0 mph - 0.01 in Fog , Snow Snow
6:46 AM 19.0 °F 3.2 °F 17.1 °F 92% 29.78 in 1.5 mi SSE 19.6 mph 29.9 mph 0.01 in Snow Light Snow
6:53 AM 19.0 °F 2.0 °F 17.1 °F 92% 29.82 in 2.5 mi SSE 23.0 mph 29.9 mph 0.01 in Snow Light Snow
7:06 AM 19.9 °F 3.2 °F 17.1 °F 89% 29.78 in 2.0 mi SSE 23.0 mph 32.2 mph 0.00 in Snow Light Snow
7:18 AM 19.9 °F 3.5 °F 17.1 °F 89% 29.78 in 1.0 mi SSE 21.9 mph 28.8 mph 0.00 in Snow Light Snow
7:25 AM 19.9 °F 3.2 °F 17.1 °F 89% 29.78 in 0.5 mi SSE 23.0 mph 31.1 mph 0.00 in Fog , Snow Snow
7:53 AM 19.9 °F 4.3 °F 18.0 °F 92% 29.83 in 0.2 mi SSE 19.6 mph - 0.01 in Fog Light Freezing Fog
8:13 AM 19.9 °F 4.8 °F 18.0 °F 92% 29.77 in 0.5 mi SSE 18.4 mph - N/A Fog Light Freezing Fog
8:33 AM 19.9 °F 4.8 °F 18.0 °F 92% 29.77 in 1.0 mi SSE 18.4 mph - N/A   Mist
8:48 AM 19.4 °F 4.5 °F 17.6 °F 93% 29.77 in 0.8 mi SSE 17.3 mph - N/A   Overcast
8:53 AM 19.9 °F 5.2 °F 18.0 °F 92% 29.81 in 0.5 mi South 17.3 mph - N/A Fog Light Freezing Fog
9:05 AM 19.9 °F 4.8 °F 19.0 °F 96% 29.76 in 0.5 mi South 18.4 mph - N/A Fog Light Freezing Fog
9:13 AM 19.9 °F 4.3 °F 19.0 °F 96% 29.75 in 0.2 mi SSE 19.6 mph - N/A Fog Light Freezing Fog
9:22 AM 19.9 °F 5.7 °F 19.0 °F 96% 29.75 in 0.5 mi SSE 16.1 mph - N/A Fog Light Freezing Fog
9:53 AM 21.9 °F 8.7 °F 19.9 °F 92% 29.79 in 1.0 mi South 15.0 mph - N/A   Mist
10:08 AM 21.9 °F 7.3 °F 19.9 °F 92% 29.75 in 2.0 mi South 18.4 mph - N/A   Overcast
10:26 AM 21.9 °F 8.7 °F 19.9 °F 92% 29.74 in 3.0 mi South 15.0 mph - N/A   Overcast
10:51 AM 24.8 °F 11.9 °F 21.2 °F 86% 29.73 in 3.0 mi SSW 16.1 mph - N/A   Overcast
10:53 AM 24.1 °F 11.0 °F 21.0 °F 88% 29.78 in 3.0 mi SSW 16.1 mph - N/A   Overcast
11:08 AM 25.0 °F 12.6 °F 21.9 °F 88% 29.73 in 3.0 mi SSW 15.0 mph - N/A   Overcast
11:27 AM 28.0 °F 16.5 °F 25.0 °F 88% 29.72 in 2.5 mi WSW 15.0 mph - 0.00 in   Overcast
11:35 AM 28.9 °F 17.3 °F 26.1 °F 89% 29.72 in 4.0 mi WSW 16.1 mph - 0.00 in   Overcast
11:53 AM 30.0 °F 17.9 °F 27.0 °F 88% 29.75 in 4.0 mi West 18.4 mph - 0.00 in   Overcast
12:53 PM 34.0 °F 22.7 °F 28.9 °F 82% 29.73 in 10.0 mi WNW 19.6 mph 28.8 mph N/A   Overcast
1:21 PM 34.0 °F 22.7 °F 28.9 °F 82% 29.69 in 10.0 mi WNW 19.6 mph - N/A   Scattered Clouds
1:53 PM 34.0 °F 21.5 °F 28.9 °F 82% 29.73 in 10.0 mi WNW 24.2 mph 29.9 mph N/A   Scattered Clouds
2:53 PM 35.1 °F 23.5 °F 28.0 °F 76% 29.74 in 10.0 mi WNW 21.9 mph - N/A   Clear
3:53 PM 35.1 °F 23.3 °F 28.0 °F 76% 29.76 in 10.0 mi WNW 23.0 mph 32.2 mph N/A   Clear
4:53 PM 34.0 °F 22.7 °F 27.0 °F 75% 29.78 in 10.0 mi WNW 19.6 mph - N/A   Clear
5:53 PM 32.0 °F 22.1 °F 26.1 °F 79% 29.81 in 10.0 mi WNW 13.8 mph - N/A   Clear
6:53 PM 28.0 °F 18.6 °F 24.1 °F 85% 29.84 in 10.0 mi West 10.4 mph - N/A   Clear
7:53 PM 28.0 °F 16.5 °F 24.1 °F 85% 29.86 in 10.0 mi West 15.0 mph - N/A   Clear
8:53 PM 28.0 °F 17.5 °F 23.0 °F 81% 29.87 in 10.0 mi West 12.7 mph - N/A   Clear
9:53 PM 28.0 °F 19.3 °F 23.0 °F 81% 29.87 in 10.0 mi West 9.2 mph - N/A   Clear
10:53 PM 24.1 °F 17.0 °F 21.0 °F 88% 29.86 in 10.0 mi WSW 5.8 mph - N/A   Clear
11:53 PM 21.0 °F 13.4 °F 19.0 °F 92% 29.86 in 10.0 mi SW 5.8 mph - N/A   Clear