Weather History for Rock Hill, SC

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Wednesday, September 19, 2012

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 75 °F 83 °F 96 °F (1954)
Min Temperature 61 °F 63 °F 46 °F (1984)
Cooling Degree Days 3    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 76    
Maximum Humidity 100    
Minimum Humidity 51    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 5 mph (NE)    
Max Wind Speed 14 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 19, 2012 Rise Set
Actual Time 7:10 AM EDT 7:24 PM EDT
Civil Twilight 6:45 AM EDT 7:49 PM EDT
Nautical Twilight 6:15 AM EDT 8:19 PM EDT
Astronomical Twilight 5:45 AM EDT 8:49 PM EDT
Moon 11:07 AM EDT (9/19) 9:45 PM EDT (9/19)
Length of Visible Light 13h 04m
Length of Day
12h 14m
Waxing Crescent, 17% of the Moon is Illuminated
Sep 19
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 66.0 °F 66.0 °F 100% 29.86 in 10.0 mi North 3.5 mph - N/A   Clear
1:54 AM 66.0 °F 66.0 °F 100% 29.87 in 10.0 mi NNE 3.5 mph - N/A   Clear
2:54 AM 66.9 °F 64.9 °F 93% 29.88 in 10.0 mi NNE 5.8 mph - N/A   Clear
3:54 AM 64.9 °F 62.1 °F 90% 29.88 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
4:54 AM 64.0 °F 59.0 °F 84% 29.91 in 10.0 mi NNE 6.9 mph - N/A   Clear
5:54 AM 62.1 °F 57.9 °F 86% 29.93 in 10.0 mi NNE 6.9 mph - N/A   Clear
6:54 AM 61.0 °F 57.0 °F 87% 29.95 in 10.0 mi NNE 6.9 mph - N/A   Partly Cloudy
7:54 AM 62.1 °F 57.0 °F 84% 29.99 in 10.0 mi NNE 6.9 mph - N/A   Clear
8:54 AM 64.9 °F 55.9 °F 73% 30.02 in 10.0 mi NE 8.1 mph - N/A   Overcast
9:54 AM 64.9 °F 57.0 °F 75% 30.05 in 10.0 mi NNE 8.1 mph - N/A   Overcast
10:54 AM 69.1 °F 57.0 °F 65% 30.05 in 10.0 mi NE 9.2 mph 19.6 mph N/A   Mostly Cloudy
11:54 AM 71.1 °F 57.0 °F 61% 30.07 in 10.0 mi ENE 8.1 mph 18.4 mph N/A   Mostly Cloudy
12:54 PM 73.0 °F 57.0 °F 57% 30.07 in 10.0 mi NNE 13.8 mph 17.3 mph N/A   Partly Cloudy
1:54 PM 75.0 °F 57.0 °F 53% 30.06 in 10.0 mi North - - N/A   Partly Cloudy
2:54 PM 75.0 °F 57.9 °F 55% 30.05 in 10.0 mi North - - N/A   Clear
3:54 PM 75.0 °F 55.9 °F 51% 30.04 in 10.0 mi ESE 5.8 mph - N/A   Clear
4:54 PM 75.9 °F 57.0 °F 52% 30.04 in 10.0 mi Variable 3.5 mph - N/A   Clear
5:54 PM 73.9 °F 57.9 °F 57% 30.05 in 10.0 mi ESE 4.6 mph - N/A   Clear
6:54 PM 71.1 °F 57.9 °F 63% 30.06 in 10.0 mi Calm Calm - N/A   Unknown
7:54 PM 68.0 °F 60.1 °F 76% 30.07 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 66.0 °F 61.0 °F 84% 30.10 in 10.0 mi Calm Calm - N/A   Clear
9:54 PM 62.1 °F 60.1 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 63.0 °F 60.1 °F 90% 30.12 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 62.1 °F 59.0 °F 90% 30.13 in 10.0 mi Calm Calm - N/A   Clear