St. Helena Record High by Day of the Year

Data for the record high temperature for each day of the year in St. Helena, California, as well as the year that the record was set. It is based on NOAA data for the years 1907–2023.

Also see:

Day	Record High	Year Set or Tied
January 1	70	2001, 2018
January 2	77	1996
January 3	79	1996
January 4	73	2001
January 5	75	1911
January 6	80	1911
January 7	76	2015
January 8	83	1962
January 9	80	1962
January 10	76	1932
January 11	72	1996, 2012
January 12	79	2009
January 13	76	2009
January 14	80	2014
January 15	81	2014
January 16	79	2014
January 17	78	1991, 2014
January 18	78	1944
January 19	76	1976
January 20	76	2014
January 21	77	2014
January 22	79	1968
January 23	82	1948
January 24	77	1918, 1984
January 25	77	1934, 2014
January 26	75	1934, 2014
January 27	77	1984
January 28	78	1984
January 29	77	1931
January 30	77	1962
January 31	80	2015
February 1	80	2015
February 2	83	2018
February 3	75	1982
February 4	83	2018
February 5	78	1967, 2011
February 6	80	2011, 2018
February 7	77	2018
February 8	82	2016
February 9	79	2022
February 10	81	2022
February 11	84	1971
February 12	79	1996
February 13	80	1930, 1996
February 14	81	1930
February 15	86	1930, 2016
February 16	81	2016
February 17	80	1916, 1930
February 18	80	1977
February 19	80	1964
February 20	78	1995
February 21	80	1985
February 22	80	2012
February 23	82	1985
February 24	80	1947, 2020
February 25	80	1992
February 26	84	1932
February 27	83	1932
February 28	81	1926
March 1	82	1936
March 2	82	1936
March 3	85	1929
March 4	82	2020
March 5	81	1972
March 6	81	1913
March 7	82	1914, 1932, 1953
March 8	83	1934, 2004
March 9	85	1934, 2004
March 10	88	1934
March 11	88	2005
March 12	87	2005
March 13	84	2004, 2017
March 14	85	1916, 1926
March 15	85	2004
March 16	91	1914
March 17	95	1914
March 18	90	1914
March 19	88	1914
March 20	84	1960
March 21	83	1915
March 22	86	2022
March 23	87	2022
March 24	87	1926
March 25	84	1952, 1970
March 26	86	1923, 2015
March 27	87	1923
March 28	86	2015, 2018
March 29	89	2018
March 30	86	1932, 2015
March 31	90	1966
April 1	88	2017
April 2	91	1966
April 3	89	1961
April 4	89	1960
April 5	90	1939, 1989
April 6	93	1924, 1989
April 7	93	1989
April 8	96	1989
April 9	94	1989
April 10	94	1908
April 11	90	1908
April 12	90	1947, 1962
April 13	95	1985
April 14	93	1985
April 15	95	1947
April 16	89	1931, 1954, 1966, 1987, 1997
April 17	91	1954
April 18	90	1938, 1950, 1954
April 19	91	1950
April 20	96	1931
April 21	93	1931, 2009
April 22	90	1910, 1927, 1998, 2009, 2012, 2013
April 23	94	1946, 2019
April 24	93	1927, 1946
April 25	95	1926
April 26	95	1926
April 27	92	1921, 2004
April 28	96	1921
April 29	98	1981
April 30	94	1996
May 1	98	1996
May 2	95	1996
May 3	97	2017
May 4	97	2017
May 5	100	1987
May 6	102	1987
May 7	101	1987
May 8	97	2020
May 9	98	1931
May 10	100	1934
May 11	97	1934
May 12	103	1976
May 13	100	1927
May 14	98	1922, 1927, 1987
May 15	99	1927, 1970
May 16	98	1970
May 17	99	1997, 2008
May 18	104	1997
May 19	101	1997
May 20	99	1947
May 21	99	1935, 2001
May 22	99	2000
May 23	101	1943
May 24	99	2022
May 25	100	1951, 2022
May 26	101	2020
May 27	105	1919
May 28	104	1984
May 29	106	1910
May 30	107	1919
May 31	106	1919
June 1	107	1919
June 2	107	1960
June 3	108	1919
June 4	105	1919
June 5	104	1926
June 6	106	1928
June 7	104	1973
June 8	105	1973
June 9	107	1921
June 10	108	1921
June 11	107	1918
June 12	103	2015
June 13	105	1966
June 14	107	2000
June 15	107	2000
June 16	104	1943
June 17	107	2021
June 18	110	1920
June 19	110	1920
June 20	110	1920
June 21	110	1921
June 22	107	1921
June 23	109	1909
June 24	110	1925
June 25	107	1910, 1925, 1993
June 26	107	1925, 1973, 1995
June 27	110	1976
June 28	106	1956
June 29	109	1950
June 30	108	1972
July 1	107	1950
July 2	109	1991
July 3	109	1931
July 4	114	1931
July 5	107	1931
July 6	112	1921
July 7	111	1919
July 8	110	1921
July 9	109	1925
July 10	112	1925
July 11	115	1913
July 12	107	1990
July 13	115	1972
July 14	115	1972
July 15	109	1926
July 16	107	1926, 2017
July 17	108	1961
July 18	109	1931, 1961
July 19	107	1933, 1960
July 20	106	1917, 1939, 1960
July 21	108	1939
July 22	108	1916, 2006
July 23	107	1942, 2006
July 24	106	2006
July 25	110	1975
July 26	107	1973
July 27	110	1923
July 28	109	1954
July 29	109	1977
July 30	109	1977
July 31	106	1908, 1993
August 1	111	1993
August 2	109	1946
August 3	108	1969
August 4	107	1997
August 5	107	1997
August 6	108	1913
August 7	108	1981
August 8	106	1990
August 9	105	1970
August 10	108	1996
August 11	110	1996
August 12	107	1996
August 13	105	1933
August 14	109	1996
August 15	106	1920, 1962, 2020
August 16	105	2015
August 17	108	1939
August 18	107	1950
August 19	111	1950
August 20	106	1950
August 21	103	1910
August 22	104	1931
August 23	108	1913, 1931
August 24	110	1931
August 25	107	1988
August 26	107	1944, 2017
August 27	109	2017
August 28	112	1915
August 29	107	1918
August 30	106	1915
August 31	107	1955
September 1	113	2017
September 2	113	1955
September 3	112	1950
September 4	107	1950
September 5	112	2022
September 6	113	2020, 2022
September 7	110	1923
September 8	109	1944
September 9	112	1944
September 10	105	1922, 2015
September 11	104	2015, 2021
September 12	107	1971
September 13	110	1971
September 14	111	1971
September 15	106	1913, 1934, 1971
September 16	109	1913
September 17	107	1913
September 18	106	1913
September 19	104	1919
September 20	107	1919
September 21	108	1939
September 22	108	1939
September 23	107	1939
September 24	106	1964
September 25	101	1937, 1952, 1960, 1963, 2016
September 26	103	1921, 1963
September 27	108	1921
September 28	106	1921
September 29	100	1966, 1990
September 30	101	1933, 1970, 2012
October 1	103	1952
October 2	101	1952
October 3	104	1917
October 4	103	1933
October 5	104	1933
October 6	101	1930
October 7	101	1965
October 8	103	1996
October 9	102	1996
October 10	103	1991
October 11	96	1939, 1950
October 12	98	1978
October 13	98	1978
October 14	101	1961
October 15	100	1961
October 16	98	1961
October 17	99	1933, 2020
October 18	98	2020
October 19	98	1921
October 20	95	2022
October 21	98	1929
October 22	96	1929
October 23	96	1929, 2017
October 24	99	2017
October 25	95	1917
October 26	95	2017
October 27	94	2003
October 28	93	1915
October 29	91	1939, 1955
October 30	93	1939, 1966
October 31	94	1966
November 1	92	1966
November 2	91	1967
November 3	90	1929, 1976
November 4	90	1949, 1976
November 5	86	1921, 1930, 1980, 1997
November 6	86	1921, 1926, 1997
November 7	88	1926, 1955
November 8	93	1914
November 9	90	1955
November 10	90	1955
November 11	86	1932
November 12	84	1933
November 13	87	1933
November 14	86	2008
November 15	84	2008
November 16	82	1932
November 17	88	1932
November 18	91	1932
November 19	91	1936
November 20	85	1936
November 21	84	1917
November 22	84	1919
November 23	81	1939
November 24	84	1959
November 25	82	1933, 1959
November 26	82	1933, 1959
November 27	81	1933
November 28	78	1911
November 29	74	1907, 1929, 1935, 1956, 1988, 1995, 2021
November 30	75	1937, 1959
December 1	79	1959
December 2	77	1958
December 3	80	1958
December 4	77	1939, 1958
December 5	80	1929
December 6	80	1925
December 7	75	1925, 1934, 2017
December 8	76	1943, 1988
December 9	76	1940, 1988
December 10	77	1958
December 11	78	1958
December 12	82	1958
December 13	75	1910
December 14	77	1958
December 15	81	1980
December 16	76	1980, 1998, 2013
December 17	81	1998
December 18	75	1958
December 19	71	1937
December 20	70	1929
December 21	70	1922, 2004
December 22	73	1914
December 23	74	1938
December 24	75	2013
December 25	76	1972
December 26	79	1967
December 27	83	1967
December 28	77	1975
December 29	74	1997
December 30	74	1997
December 31	70	1997

Years with the Most Daily Records

Which years set the greatest number of daily high temperature records in St. Helena history?

Rank	Year	Records Set
1	1996	14
2	1921	14
3	2017	12
4	1939	12
5	1931	12
6	1997	11
7	1933	11
8	2015	10
9	1950	10
10	1926	10

Daily Records by Decade

This table shows the number of daily high temperature records in St. Helena that were set in each decade since 1907.

Decade	Records Set
1900s	5
1910s	47
1920s	57
1930s	70
1940s	18
1950s	41
1960s	36
1970s	31
1980s	28
1990s	41
2000s	25
2010s	51
2020s	20

Weather Station Details

Years	Station	Coordinates
1907–2023	Saint Helena	location