Weather History for Rock Hill, SC

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Thursday, July 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 78 °F -  
Max Temperature 90 °F 90 °F 100 °F (1986)
Min Temperature 66 °F 69 °F 64 °F (1973)
Cooling Degree Days 12    
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 72 °F    
Average Humidity 82    
Maximum Humidity 100    
Minimum Humidity 55    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 3 mph (SW)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 6 miles    
Events Thunderstorm    
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

Jul. 18, 2013 Rise Set
Actual Time 6:23 AM EDT 8:36 PM EDT
Civil Twilight 5:55 AM EDT 9:05 PM EDT
Nautical Twilight 5:19 AM EDT 9:40 PM EDT
Astronomical Twilight 4:41 AM EDT 10:18 PM EDT
Moon 4:33 PM EDT (7/18) 2:10 AM EDT (7/18)
Length of Visible Light 15h 10m
Length of Day
14h 13m
Waxing Gibbous, 77% of the Moon is Illuminated
Jul 18
Waxing Gibbous
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 70.0 °F - 69.1 °F 97% 30.16 in 7.0 mi Calm Calm - N/A   Clear
1:54 AM 69.1 °F - 68.0 °F 96% 30.15 in 6.0 mi SSW 5.8 mph - N/A   Clear
2:54 AM 69.1 °F - 68.0 °F 96% 30.14 in 6.0 mi Calm Calm - N/A   Clear
3:15 AM 69.1 °F - 68.0 °F 96% 30.18 in 6.0 mi SSW 4.6 mph - N/A   Partly Cloudy
3:32 AM 69.1 °F - 68.0 °F 96% 30.18 in 6.0 mi SW 3.5 mph - N/A   Mostly Cloudy
3:54 AM 68.0 °F - 68.0 °F 100% 30.14 in 5.0 mi Calm Calm - N/A   Scattered Clouds
4:54 AM 68.0 °F - 68.0 °F 100% 30.13 in 5.0 mi Calm Calm - N/A   Clear
5:52 AM 66.2 °F - 66.2 °F 100% 30.17 in 1.8 mi Calm Calm - N/A   Clear
5:54 AM 66.9 °F - 66.9 °F 100% 30.14 in 1.0 mi Calm Calm - N/A   Clear
6:05 AM 66.9 °F - 66.9 °F 100% 30.17 in 4.0 mi Calm Calm - N/A   Clear
6:54 AM 69.1 °F - 68.0 °F 96% 30.15 in 6.0 mi Calm Calm - N/A   Partly Cloudy
7:54 AM 72.0 °F - 71.1 °F 97% 30.16 in 8.0 mi Calm Calm - N/A   Clear
8:54 AM 75.9 °F - 73.0 °F 91% 30.16 in 8.0 mi NNE 5.8 mph - N/A   Clear
9:54 AM 80.1 °F 84.5 °F 73.9 °F 81% 30.15 in 8.0 mi Calm Calm - N/A   Clear
10:54 AM 82.9 °F 89.4 °F 73.9 °F 74% 30.15 in 8.0 mi Calm Calm - N/A   Clear
11:54 AM 86.0 °F 93.8 °F 73.9 °F 67% 30.15 in 8.0 mi SSW 5.8 mph - N/A   Partly Cloudy
12:54 PM 87.1 °F 93.6 °F 72.0 °F 61% 30.14 in 9.0 mi Variable 3.5 mph - N/A   Clear
1:54 PM 88.0 °F 95.6 °F 73.0 °F 61% 30.13 in 8.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
2:54 PM 87.1 °F 95.4 °F 73.9 °F 65% 30.11 in 9.0 mi Variable 5.8 mph - N/A Thunderstorm Scattered Clouds
3:12 PM 88.0 °F 96.5 °F 73.9 °F 63% 30.14 in 8.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
3:54 PM 89.1 °F 96.0 °F 72.0 °F 57% 30.09 in 9.0 mi SW 9.2 mph - N/A   Clear
4:54 PM 88.0 °F 93.8 °F 71.1 °F 57% 30.07 in 10.0 mi SW 6.9 mph - N/A   Clear
5:54 PM 89.1 °F 95.0 °F 71.1 °F 55% 30.06 in 9.0 mi SW 5.8 mph - N/A   Scattered Clouds
6:54 PM 88.0 °F 95.6 °F 73.0 °F 61% 30.06 in 9.0 mi SSW 5.8 mph - N/A   Partly Cloudy
7:21 PM 86.0 °F 93.8 °F 73.9 °F 67% 30.10 in 1.5 mi SW 4.6 mph - N/A   Haze
7:29 PM 86.0 °F 93.8 °F 73.9 °F 67% 30.10 in 9.0 mi SW 4.6 mph - N/A   Mostly Cloudy
7:54 PM 84.0 °F 91.2 °F 73.9 °F 72% 30.07 in 9.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
8:45 PM 81.0 °F 86.7 °F 75.0 °F 82% 30.11 in 1.8 mi Calm Calm - N/A   Haze
8:54 PM 81.0 °F 86.7 °F 75.0 °F 82% 30.07 in 1.8 mi SSW 3.5 mph - N/A   Haze
8:57 PM 80.1 °F 84.5 °F 73.9 °F 81% 30.11 in 3.0 mi South 3.5 mph - N/A   Haze
9:16 PM 79.0 °F - 75.0 °F 88% 30.10 in 2.5 mi SSW 3.5 mph - N/A   Clear
9:24 PM 78.1 °F - 75.0 °F 90% 30.11 in 3.0 mi SW 3.5 mph - N/A   Clear
9:54 PM 78.1 °F - 75.0 °F 90% 30.09 in 7.0 mi Calm Calm - N/A   Clear
10:54 PM 77.0 °F - 75.0 °F 94% 30.10 in 7.0 mi SW 3.5 mph - N/A   Clear
11:54 PM 77.0 °F - 75.0 °F 94% 30.10 in 6.0 mi South 3.5 mph - N/A   Clear