Weather History for Rapid City, SD

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Sunday, September 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 61 °F 61 °F  
Max Temperature 71 °F 76 °F 103 °F (1948)
Min Temperature 50 °F 46 °F 32 °F (1965)
Degree Days  
Heating Degree Days 4 6  
Month to date heating degree days 8 58  
Since 1 July heating degree days 13 95  
Cooling Degree Days 0 2  
Month to date cooling degree days 106 46  
Year to date cooling degree days 697 618  
Growing Degree Days 11 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 72    
Maximum Humidity 100    
Minimum Humidity 44    
Precipitation  
Precipitation 0.01 in 0.04 in 0.53 in (1967)
Month to date precipitation 0.55 0.64  
Year to date precipitation 14.61 13.27  
Snow  
Snow 0.00 in 0.00 in - ()
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 30.21 in    
Wind  
Wind Speed 7 mph (NNE)    
Max Wind Speed 17 mph    
Max Gust Speed 23 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 15, 2013 Rise Set
Actual Time 6:31 AM MDT 7:02 PM MDT
Civil Twilight 6:02 AM MDT 7:31 PM MDT
Nautical Twilight 5:28 AM MDT 8:05 PM MDT
Astronomical Twilight 4:52 AM MDT 8:40 PM MDT
Moon 4:37 PM MDT (9/15) 2:05 AM MDT (9/15)
Length of Visible Light 13h 28m
Length of Day
12h 30m
Waxing Gibbous, 82% of the Moon is Illuminated
Sep 15
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:48 AM 57.2 °F 55.4 °F 94% 30.09 in 10.0 mi North 13.8 mph - N/A   Scattered Clouds
12:52 AM 57.9 °F 55.0 °F 90% 30.03 in 10.0 mi North 15.0 mph - N/A   Partly Cloudy
1:08 AM 59.0 °F 55.4 °F 88% 30.09 in 10.0 mi North 16.1 mph - N/A   Mostly Cloudy
1:20 AM 59.0 °F 55.4 °F 88% 30.10 in 10.0 mi North 15.0 mph - N/A   Overcast
1:36 AM 57.2 °F 55.4 °F 94% 30.10 in 5.0 mi North 16.1 mph 21.9 mph N/A   Overcast
1:52 AM 57.9 °F 55.9 °F 93% 30.05 in 4.0 mi North 12.7 mph - N/A   Overcast
2:38 AM 57.2 °F 55.4 °F 94% 30.13 in 10.0 mi NNE 11.5 mph - N/A   Overcast
2:52 AM 57.9 °F 55.0 °F 90% 30.07 in 10.0 mi North 5.8 mph - N/A   Overcast
3:01 AM 57.2 °F 55.4 °F 94% 30.13 in 10.0 mi North 5.8 mph - N/A   Overcast
3:26 AM 57.2 °F 55.4 °F 94% 30.14 in 4.0 mi North 8.1 mph - 0.00 in Rain Light Rain
3:41 AM 57.2 °F 55.4 °F 94% 30.15 in 3.0 mi North 8.1 mph - 0.00 in Rain Light Rain
3:52 AM 57.0 °F 55.0 °F 93% 30.10 in 3.0 mi North 9.2 mph - 0.01 in Rain Light Rain
4:28 AM 57.2 °F 55.4 °F 94% 30.15 in 7.0 mi North 10.4 mph - 0.00 in   Overcast
4:36 AM 57.2 °F 55.4 °F 94% 30.16 in 7.0 mi North 6.9 mph - 0.00 in   Overcast
4:52 AM 57.0 °F 55.9 °F 96% 30.12 in 8.0 mi North 5.8 mph - 0.00 in   Overcast
5:26 AM 57.2 °F 55.4 °F 94% 30.17 in 7.0 mi North 6.9 mph - N/A   Overcast
5:38 AM 57.2 °F 55.4 °F 94% 30.18 in 8.0 mi North 8.1 mph - N/A   Overcast
5:52 AM 57.9 °F 55.9 °F 93% 30.14 in 9.0 mi North 8.1 mph - N/A   Overcast
6:12 AM 57.2 °F 55.4 °F 94% 30.19 in 9.0 mi North 13.8 mph 20.7 mph N/A   Overcast
6:27 AM 57.2 °F 55.4 °F 94% 30.20 in 10.0 mi NNE 13.8 mph - N/A   Overcast
6:52 AM 55.9 °F 55.0 °F 97% 30.18 in 8.0 mi NNE 15.0 mph - N/A   Overcast
7:31 AM 55.4 °F 53.6 °F 94% 30.22 in 10.0 mi North 11.5 mph - N/A   Overcast
7:52 AM 55.9 °F 54.0 °F 93% 30.20 in 10.0 mi North 9.2 mph - N/A   Overcast
8:19 AM 55.4 °F 53.6 °F 94% 30.24 in 10.0 mi North 8.1 mph - N/A   Overcast
8:27 AM 55.4 °F 53.6 °F 94% 30.24 in 10.0 mi NNE 8.1 mph - N/A   Overcast
8:34 AM 55.4 °F 53.6 °F 94% 30.25 in 10.0 mi NNE 6.9 mph - N/A   Overcast
8:52 AM 55.9 °F 53.1 °F 90% 30.23 in 10.0 mi NNE 8.1 mph - N/A   Overcast
9:41 AM 55.4 °F 53.6 °F 94% 30.28 in 10.0 mi NNE 10.4 mph - N/A   Overcast
9:50 AM 55.4 °F 51.8 °F 88% 30.28 in 10.0 mi NNE 10.4 mph - N/A   Overcast
9:52 AM 55.9 °F 52.0 °F 87% 30.26 in 10.0 mi NNE 10.4 mph - N/A   Overcast
10:00 AM 55.4 °F 51.8 °F 88% 30.28 in 10.0 mi NNE 9.2 mph - N/A   Overcast
10:14 AM 55.4 °F 51.8 °F 88% 30.29 in 10.0 mi NNE 9.2 mph - N/A   Overcast
10:37 AM 55.4 °F 51.8 °F 88% 30.29 in 10.0 mi NNE 11.5 mph - N/A   Overcast
10:52 AM 55.9 °F 52.0 °F 87% 30.27 in 10.0 mi North 10.4 mph - N/A   Overcast
11:21 AM 57.2 °F 53.6 °F 88% 30.30 in 10.0 mi North 8.1 mph - N/A   Overcast
11:29 AM 57.2 °F 53.6 °F 88% 30.30 in 10.0 mi North 8.1 mph - N/A   Overcast
11:52 AM 60.1 °F 53.1 °F 78% 30.27 in 10.0 mi North 5.8 mph - N/A   Overcast
12:02 PM 60.8 °F 53.6 °F 77% 30.30 in 10.0 mi North 6.9 mph - N/A   Overcast
12:15 PM 60.8 °F 51.8 °F 72% 30.29 in 10.0 mi North 5.8 mph - N/A   Overcast
12:52 PM 62.1 °F 51.1 °F 67% 30.27 in 10.0 mi NE 4.6 mph - N/A   Overcast
1:52 PM 64.9 °F 51.1 °F 61% 30.25 in 10.0 mi Calm Calm - N/A   Overcast
2:10 PM 66.2 °F 51.8 °F 60% 30.28 in 10.0 mi Calm Calm - N/A   Overcast
2:52 PM 66.9 °F 51.1 °F 57% 30.24 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
3:52 PM 69.1 °F 50.0 °F 51% 30.23 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
4:52 PM 70.0 °F 46.9 °F 44% 30.21 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
5:52 PM 64.9 °F 51.1 °F 61% 30.22 in 10.0 mi South 13.8 mph - N/A   Clear
6:52 PM 61.0 °F 51.1 °F 70% 30.23 in 10.0 mi SSE 9.2 mph - N/A   Clear
7:52 PM 55.9 °F 50.0 °F 80% 30.26 in 10.0 mi SSE 5.8 mph - N/A   Clear
8:52 PM 54.0 °F 50.0 °F 86% 30.27 in 10.0 mi SE 3.5 mph - N/A   Clear
9:52 PM 51.1 °F 48.0 °F 89% 30.28 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:52 PM 52.0 °F 50.0 °F 93% 30.27 in 10.0 mi SSW 4.6 mph - N/A   Clear
11:52 PM 51.1 °F 48.9 °F 92% 30.25 in 10.0 mi South 8.1 mph - N/A   Clear