COLDEST TEMPERATURES SO EARLY
IN THE SPRING SEASON, PITTSBURGH
34 Jun 11 1972
33 May 25 1925
30 May 24 1963
27 May 10 1966
26 May 7 1970
24 Apr 27 1971
22 Apr 22 1875
19 Apr 19 1983
14 Apr 18 1875
11 Apr 1 1923
9 Mar 25 1974
6 Mar 22 1886
5 Mar 21 1885
2 Mar 18 1877
1 Mar 17 1900
0 Mar 11 1960
-1 Mar 9 1960
-3 Feb 29 1884
-9 Feb 27 1963
-10 Feb 17 1979
-12 Feb 11 1979
-20 Feb 10 1899
http://www.erh.noaa.gov/pbz/tcold.htm#SO LATE
Funny, I don't see any dates in this century.
IN THE SPRING SEASON, PITTSBURGH
34 Jun 11 1972
33 May 25 1925
30 May 24 1963
27 May 10 1966
26 May 7 1970
24 Apr 27 1971
22 Apr 22 1875
19 Apr 19 1983
14 Apr 18 1875
11 Apr 1 1923
9 Mar 25 1974
6 Mar 22 1886
5 Mar 21 1885
2 Mar 18 1877
1 Mar 17 1900
0 Mar 11 1960
-1 Mar 9 1960
-3 Feb 29 1884
-9 Feb 27 1963
-10 Feb 17 1979
-12 Feb 11 1979
-20 Feb 10 1899
http://www.erh.noaa.gov/pbz/tcold.htm#SO LATE
Funny, I don't see any dates in this century.
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