Charlotte, N.C. Weather Records (Daily)

First official records started 1878...

Airport observations started 1948...

My observations started 1 April 1975...

If you find mistakes, have the official data, or have questions, contact Mr. Patterson at ronaldpatterson@windstream.net .   

Please provide the source of your information.

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High Temperature 104 F. 6 September 1954

9 August 2007

10 August 2007

29 June 2012

30 June 2012

absolute maximum (official)
Low Temperature -5 F. 21 January 1985 and

30 December 1880 and

14 February 1899

absolute minimum (official)
Low Max. Temperature 14 F. 12 February 1899

13 February 1899

Official

 

High Min. Temperature 82 F. 13 August 1881

 

Official

 

High Dew Point 78 F. 22 July 1982 my observations (airport ATIS)**

(not official)

Low Dew Point -30 F. 21 January 1985, 1:00 am

20 January 1985, 11:00 pm

airport ATIS

(likely official)

Chill Factor (gust) -21.2  F. (new formula) 21 January 1985 -3 F. and 12 mph sustained (airport ATIS)

(likely official)

Wind Gust

(straight line)

87 mph

22 September 1989

Hurricane Hugo
Wind Gust (thunderstorm) 64 mph 26 January 1978 not official (Charlotte)
Wind Gust (thunderstorm) 71 mph 27 June 2000 Mooresville (my ob. with a Weather Monitor II)
High Barometric Pressure 30.97" 13 February 1981 airport ATIS (likely official)
Low Barometric Pressure 28.69" 13 March 1993 (13L) absolute min. (The Superstorm)

(likely official)

Low Relative

Humidity

11% 16 December 1991 airport NOAA radio (not official)
Severe Thunderstorm Surface

Potential Index (SPOT)

125 28 March 1984 (1350Z) Temp.=62F., Dew Point=55F., Wind S-16G22,

 SLP=29.21". (Killer Tornadoes hit Raleigh; official records

 probably not kept)

Snowfall (24h.) 16.5" 14-15 February 1902 24h. accumulation (official)
Rainfall (24h.) 6.88" 23 July 1997 Remains of H. Danny (official)
Earliest Snow on Ground  Trace 31 October 1887 Official
Greatest November Depth 2.5" 19 November 2000 Official
Earliest Freeze 31 F. 9 October 2000 Official
Latest Freeze 32 F. 2 May 1963 Official
Longest 90F.+ Streak 33 Days 28 June-30 July 1993   Official
Longest streak with no

measurable precipitation

40 Days 16 Sept.-26 Oct.1886   Official

NCDC = National Climatic Data Center ( Asheville, NC).  ATIS = Airport Terminal Information Service (Charlotte Douglas International)