All-time weather records — Rock Hill, SC

Record high
108.0°F
July 12, 1930
Record low
-4.0°F
January 21, 1985
Wettest day
6.21 in
May 1, 2016

Climate change signal in Rock Hill

6.3%

of Rock Hill's all-time daily heat records were set in the last decade (23 of 366 records since 2015).

3.6%

of all-time daily cold records were set in the last decade (13 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
1900s
17
31
1910s
48
42
1920s
63
37
1930s
64
48
1940s
31
43
1950s
35
23
1960s
10
46
1970s
17
23
1980s
12
23
1990s
20
8
2000s
19
20
2010s
19
15
2020s
11
7

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1900, the latest in 2026. Period of observation: 1899-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 80.1°F — Jan 28, 1944 -4.0°F — Jan 21, 1985 3.42 in — Jan 6, 1962
February 82.9°F — Feb 27, 1996 5.0°F — Feb 1, 1936 3.44 in — Feb 6, 2020
March 90.0°F — Mar 21, 1935 3.9°F — Mar 3, 1980 3.87 in — Mar 24, 1979
April 96.1°F — Apr 24, 1925 19.9°F — Apr 2, 1919 3.30 in — Apr 28, 2023
May 100.0°F — May 23, 1941 34.0°F — May 9, 1989 6.21 in — May 1, 2016
June 105.1°F — Jun 24, 1914 30.0°F — Jun 17, 1962 4.02 in — Jun 16, 1979
July 108.0°F — Jul 12, 1930 50.0°F — Jul 2, 1943 5.10 in — Jul 9, 1959
August 106.0°F — Aug 10, 2007 48.9°F — Aug 26, 1942 6.00 in — Aug 23, 1967
September 106.0°F — Sep 7, 1925 37.0°F — Sep 30, 1967 5.85 in — Sep 27, 2024
October 98.1°F — Oct 3, 2019 5.0°F — Oct 28, 1930 5.56 in — Oct 10, 1934
November 88.0°F — Nov 8, 1998 12.0°F — Nov 26, 1950 3.10 in — Nov 28, 1948
December 81.0°F — Dec 20, 1931 1.9°F — Dec 13, 1962 4.55 in — Dec 4, 1931

Click a month to see every daily record for that month in Rock Hill.