All-Time Record Minimum Temperature at Richmond

The National Weather Service reports that Richmond, Virginia set an all-time record minimum temperature on July 12. The low temperature of 81° was the warmest daily minimum ever recorded:

THE MINIMUM TEMPERATURE AT RICHMOND ON TUESDAY JULY 12TH WAS 81  
DEGREES. THIS BREAKS THE RECORD HIGH MINIMUM TEMPERATURE OF 76   
DEGREES SET IN 1993. MORE SIGNIFICANTLY...THIS IS THE FIRST TIME  
IN RECORDED HISTORY THAT RICHMOND HAS HAD A MINIMUM TEMPERATURE   
OF 80 DEGREES OR HIGHER.  
  
PRIOR TO TUESDAY...THERE HAVE BEEN 9 OCCURRENCES WHERE THE MINIMUM   
TEMPERATURE WAS 79 DEGREES AT RICHMOND. IN A FEW CASES...THE MORNING  
MINIMUM WAS AT OR ABOVE 80 DEGREES...ONLY TO DROP BELOW 80 DEGREES   
PRIOR TO MIDNIGHT (1AM EDT) THE FOLLOWING EVENING. OFFICIAL DAILY   
RECORDS ARE RECORDED FROM 1AM EDT TO 1AM EDT (MIDNIGHT TO MIDNIGHT   
EST). DAILY RECORD KEEPING AT RICHMOND BEGAN IN 1897.   

The Southeast Regional Climate Center(SERCC) lists the previous record high minimums of 79° as:

7/25/2010 
7/24/2010 
8/ 3/2006 
7/29/2006 
7/10/1992 
8/ 3/1980 
8/11/1977 
8/ 9/1900 
7/ 6/1900