NAPA STATE HOSPITAL, CA

Average of Average Temperature (Degrees Fahrenheit)

(046074)

File last updated on April 18, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)	JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC		ANN
1893	46.84		52.34		52.66		55.39	b	61.16	b	64.17		66.97		65.83	a	62.67		58.18		54.45		51.76		57.70
1894	46.92		48.29		53.02		60.48		63.34		64.55		68.56		69.21		69.48		61.89		56.22		50.00		59.33
1895	48.23		53.52		54.05		58.42		62.53		67.70		67.60		67.26		65.32		63.15		55.32		47.60		59.22
1896	52.58		54.74		54.03		52.77		59.19		66.12		69.35		68.76		66.25		61.87		51.02		49.63	a	58.86
1897	46.24		49.43		47.21		57.65		65.06		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	53.12	g
1898	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1899	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1900	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1901	-----	z	-----	z	-----	z	-----	z	61.40		64.80		63.95		65.29		63.08		66.06		58.15		49.94		61.58	d
1902	43.55		51.75		50.03		54.33		57.81		66.77		70.54	h	69.77	c	68.73	f	61.87		51.62		47.79		55.53	b
1903	44.92		45.84		51.13	e	54.53		61.79		66.62		65.76		66.31		66.78		64.69		52.77		48.23		57.45
1904	45.37		44.86		46.74		54.83		65.81		66.67		65.55		65.61		68.71	a	62.79		55.20		47.53		57.47
1905	49.23		51.64		55.50		56.37		57.85		64.30		69.74		69.10		67.47		62.34		52.10		42.98		58.22
1906	46.03		54.38		52.16		57.47		59.45		64.82		71.56		68.05		68.93		68.37	h	54.80		49.16		58.80	a
1907	45.13		54.36		51.21		58.57		59.66		62.85		66.79		67.47		65.25		62.88	a	56.03		47.63		58.15
1908	46.58		47.14		52.02		57.08		59.44		65.30		71.06		67.85		69.35		60.56		52.70		43.34		57.70
1909	50.16		50.29		50.89		58.48		59.05		63.98		66.35		65.56		66.12		60.34		52.88		45.05		57.43
1910	43.55	b	47.79		57.79		56.62		63.74		63.48		66.50		66.60	b	62.98		63.31		53.60		48.60		57.88
1911	46.79		45.95		53.15		53.15		55.98		60.73		64.11		61.48		60.22		58.77		52.52		46.08		54.91
1912	48.31		52.16		49.26		51.38		60.69		66.72		67.32		68.87		68.60		61.39		55.15		49.82		58.31
1913	47.42		52.86		53.08		56.65		62.37		65.42		70.87		71.84		71.00		65.06		55.63		49.44		60.14
1914	50.02	b	52.95		59.79		59.45		61.23		64.35		66.94		66.23		63.40		63.55		56.30		-----	z	60.38	a
1915	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	54.20	h	52.11	h	-----	z
1916	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1917	-----	z	48.62		48.37	a	55.28		55.92		66.29	a	69.50		65.44		65.92		62.07	a	54.23		50.05		58.34	a
1918	48.02		48.52		51.31		55.10		55.89		69.87		67.58		68.48		65.38		58.16		44.13		37.71	b	55.85
1919	47.06		47.75		49.50	a	54.83		59.56		63.76	a	64.74		64.58		64.33		57.11		52.45		45.58		55.94
1920	47.79		49.62		50.32		55.02		59.82		63.64	a	64.27		66.97		63.98		59.55		53.47		48.74		56.93
1921	47.60		51.41		54.65		56.22		57.00		67.12		66.87		65.45		65.53		62.35		55.55		-----	z	59.07	a
1922	43.21	b	47.89		50.79		53.48		60.92		65.12		67.40		66.77		68.45		60.15		51.68		46.62	b	56.87
1923	42.48		47.09		53.58		52.83		56.61		59.10		62.94		64.34		65.40	a	59.47	a	59.37		-----	z	56.65	a
1924	53.43	a	53.72		50.24		55.60		59.93	a	60.93		61.11	d	62.48		63.38		56.37		51.50		43.00		55.98
1925	46.47		50.79		50.50		54.77	b	57.69		62.73		64.65		63.32		60.45		58.10		51.08		47.32		55.66
1926	41.91	b	51.18		55.68		57.52		59.37		62.45		64.82		63.87		59.85		60.84		56.33		45.73		56.63
1927	47.02		49.80		50.65		52.72		57.15		62.33		63.31		62.29		62.00		60.95	c	54.45		46.06		55.73
1928	46.97		49.86		53.61		54.10		59.29	b	62.22		63.48		61.90		61.58		58.58		50.67		47.11		55.78
1929	-----	z	50.84		52.06		50.97		59.66		64.00		65.90		69.61		63.80		63.63	a	55.73		51.29		58.86	a
1930	46.26		53.32		55.26		57.26	a	57.48		64.17		64.60		66.68		62.52		61.50		55.52		48.60		57.76
1931	49.61		54.68		57.02		58.93		66.42		65.68		70.26		67.68		64.42		60.82		54.27		46.79		59.71
1932	47.84		49.05		57.02		55.38		61.32		67.12		69.12	a	66.71		65.28		59.00		58.15		44.85		58.40
1933	45.18		47.07		49.17	j	50.97		59.66		64.00		65.90		69.61		63.80		64.73		56.57		47.71		57.75	a
1934	50.44		53.29		59.35		59.60		61.71		63.83		65.84		66.84		65.55		62.18		55.83		50.79		59.60
1935	47.16		49.50		48.16		55.02		58.34		65.12		64.52		64.73		63.13		58.19		50.22		46.85		55.91
1936	49.82		48.55		53.92		56.40		61.16		63.93		66.31		66.08		65.73		61.31		52.38		45.45		57.59
1937	38.35		46.36		51.94		53.07		59.37		62.98		65.23		64.68		64.37		63.98		55.67		49.61		56.30
1938	48.15		50.25		50.87		54.58		60.66		64.02		66.73		65.97		66.52		60.98		52.90		50.90		57.71
1939	48.45		49.48		52.85		59.23		61.16		64.77		67.21		65.84		69.70		61.12	c	55.33		52.13		58.94
1940	50.92		54.07		56.31		58.58		61.40		66.43		67.39		66.52		66.55		61.97		53.67		52.63		59.70
1941	51.45		53.54		56.71		56.40		63.11		64.30		68.60		67.34		66.37		60.82		56.30		49.68		59.55
1942	48.63		50.62		53.13		55.53		58.45		65.35		67.92		67.31		65.77		62.87		55.72		49.95		58.44
1943	50.24		54.16		56.53		58.67		64.72	b	63.42		67.06		67.05		67.82		61.23		56.42		52.85		60.01
1944	49.39		49.62		55.35		53.55		60.60		62.95		65.02		67.15		68.30		63.42		52.57		48.77	g	58.90	a
1945	47.34		52.77		50.39		58.55		57.97		67.38		68.23		66.34		68.18		61.87		53.15		49.73		58.49
1946	47.48		47.62		52.35		55.80		58.46	d	64.05	b	67.85	a	65.98	a	67.18		59.35		-----	z	47.90		57.64	a
1947	43.92		52.43		54.92		58.95		62.81	b	67.33	c	68.66	f	68.10	f	69.25	d	61.81	d	51.87		47.63		57.09	b
1948	50.45		47.86	a	50.05		52.78		57.53		64.47		66.48		66.55		65.67		62.24		54.05		44.16		56.86
1949	40.48		45.00		51.05		56.93		59.44		65.65		65.92		65.45	a	67.08		59.52		58.27		46.56		56.78
1950	43.45		50.23		51.77		58.05		60.05		63.07		67.42	a	69.55		67.17		62.63		58.28		51.74		58.62
1951	48.45		50.71		53.29		54.63		60.81		62.62		66.45		66.27		65.32		62.56		55.18		47.10		57.78
1952	45.24		50.28		50.89		57.33		61.90		61.37		67.77		67.00		68.42		62.47		52.53		49.29		57.87
1953	52.31		52.34		52.42		54.38		57.58		62.50		67.21		65.82		68.40		61.05		55.28		51.15		58.37
1954	48.29		51.18		50.44		58.30		61.31		65.15		68.58		64.66		65.52		61.21		53.97		46.76		57.95
1955	44.82		49.64		52.85	a	52.21	a	61.73		63.83		65.35		65.24		65.90		61.60		53.37		50.77		57.28
1956	48.58		47.95		52.24		55.75		60.80	a	66.63		66.37		66.27	a	66.97		59.03		56.55		48.63		57.98
1957	45.05		52.68		54.00		58.93	a	60.56		68.20		68.69		65.97		-----	z	60.25	y	52.55		48.05		57.47	b
1958	47.48		53.79		50.42		56.92		61.47	b	66.08		66.66		69.06		70.67		64.52		54.77		53.42		59.60
1959	50.13		49.95		57.15		59.70		60.58		67.13		67.15		65.69		64.65		66.29		56.00		49.23		59.47
1960	47.60		51.79		55.66		56.62		60.87		68.60		68.15		66.45		66.00		61.34		52.85		48.10		58.67
1961	46.48		52.41		52.37		57.10		57.66		67.80		70.81		68.63		65.36	a	60.98		53.40		46.95		58.33
1962	46.27		49.46		50.95		59.38		59.45		65.22		64.60		67.15		64.53		62.21		55.73		49.24		57.85
1963	43.58		56.79		51.10		51.37		59.65		63.77		66.92		67.81		69.77		62.34		53.15		43.98		57.52
1964	46.37		51.14		51.69		55.92		57.89		64.02		68.23		68.27		66.37		63.89		52.48		50.42		58.06
1965	47.42		51.89		52.39		57.22		60.63		61.68		65.63		69.35		63.15		65.45		55.33		43.98		57.84
1966	47.94		49.36		53.66		60.80		61.37		67.88		65.84		67.95		67.72		63.52		55.12		48.29		59.12
1967	49.18		50.68		51.26		48.80		61.69		62.93		68.42		69.15		69.82		65.66		57.37		49.63	h	59.54	a
1968	46.16		55.79		55.61		59.23		59.84		67.73		67.60		68.28	f	68.97		61.34		53.70		46.79		58.43	a
1969	45.89		48.66		53.73		55.88		63.19		64.30		67.23		69.87		67.98		62.39		55.50		51.95		58.88
1970	51.73		54.38		56.47		54.17		64.06		64.80		67.92		66.45		69.22		60.26		56.15		47.81		59.45
1971	48.79		50.34		52.29		54.88		59.48	e	65.22	a	68.56		70.03		68.58		59.90		52.62		45.31		58.00
1972	44.00		52.16		57.42		56.47		61.65		66.85		69.87	a	68.98		64.60		61.65		51.32		43.31		58.19
1973	47.21		52.93		51.00		58.38		63.08		69.57		67.81		65.69		67.37		62.71		53.33		49.65		59.06
1974	49.47		50.30		54.45		56.27		59.24		66.10		68.34		68.11		67.02		63.77		53.93		47.69		58.73
1975	46.63		50.66		53.06		52.40		63.42		64.43		67.34		67.19		66.53		60.37		51.52		49.23		57.73
1976	48.69		51.38		52.32		54.75		62.11		67.57		67.92		67.37		66.97		64.03		56.68		48.47		59.02
1977	46.15		53.35	a	51.82		59.88		57.56		65.38		67.96	e	67.68		66.10		62.60		55.52		52.48		58.87
1978	51.58		53.52		58.47		55.75		64.98		64.80		67.65		68.00		69.40		64.37		52.22		44.97		59.64
1979	47.75	a	50.21		55.32		56.63		-----	z	67.38		69.34		67.53		71.53		63.21		54.05		50.47		59.40	a
1980	49.53		54.81		54.26		57.62		59.11		63.13		68.08		65.27		65.97		64.16		55.53		50.55		59.00
1981	50.66		54.07		54.35		58.95		63.53		73.20		68.48		67.89		66.93		60.11		57.23		51.87		60.61
1982	44.95		53.23		51.63		56.52		62.03		61.95		67.03	a	68.84		68.72		63.34		51.20		48.77		58.18
1983	44.39	q	53.89		54.66		55.73		61.80	a	67.02		69.74		71.56		71.15		65.21		53.83		51.73		61.48	a
1984	49.65		50.78		57.76		57.57		66.69		67.05		70.48		68.79		72.52		61.45		52.38		46.75	a	60.16
1985	44.63		53.68		51.53	a	61.35		62.18		69.30		69.90		67.11		64.92		61.42		50.70		45.27		58.50
1986	52.70	a	55.11		57.87		57.32		62.15		66.57	a	67.55		68.50		63.25	h	65.50		56.76	a	48.39	d	59.85	a
1987	47.56		51.88		53.87		60.88		64.58		66.40		65.85		66.79		66.27		64.39		53.37		48.34		59.18
1988	48.35		53.29		56.69		58.38		61.48		66.63		71.37		67.79		66.72		62.69		54.07		47.58		59.59
1989	45.79		47.00		54.89		60.15		61.87		67.33		69.00		67.39		66.27		60.88	c	54.28		45.00		58.32
1990	46.58		46.86		53.61		60.38		61.74		66.87		69.13		69.23		67.93		63.27		53.98	e	42.29		58.49
1991	47.45		54.91		50.94		55.90		59.44		63.87		67.26		67.55	a	67.72		65.16		55.67		47.32		58.60
1992	45.61		54.60		55.68		61.32		65.35		64.98		69.58		69.29		67.52		64.63	a	55.10		45.10		59.90
1993	45.82		49.50		57.06		57.30		63.40		68.97		68.52		69.31		66.48	a	63.89		53.22		46.84		59.19
1994	48.77		49.48		55.92		58.42		61.53		67.57		66.06		69.16		66.68		61.69		48.63		45.97		58.32
1995	52.37		54.39		53.18		57.32		60.47		66.50		71.08		70.11		67.65		62.65	a	59.52	a	53.71		60.75
1996	55.95	b	59.57	v	55.44	m	58.98		62.63		66.73		70.16		69.35		65.25		62.87		54.95		51.26		61.81	b
1997	48.63	a	52.61		56.56		59.82		66.40	a	67.52		68.53		69.35		70.80		63.81		58.03		50.90	a	61.08
1998	50.95		51.07		54.84		57.05		58.32		65.35		69.37		71.90		68.88		61.23		53.02		45.66		58.97
1999	47.00		49.82		50.98		57.25		59.39		64.80		67.42		69.47		67.62		64.34		56.05		49.60		58.64
2000	50.47		52.69		55.74		60.23		64.08		68.30		66.85		68.98		69.60	a	61.44		50.05		49.10		59.79
2001	47.24		50.70		56.87		55.93	a	68.45		69.92		67.79		69.05		66.22		64.31		56.45		50.56		60.29
2002	47.18		52.38		53.50		58.37		61.97		68.23		69.31		68.50		68.95		62.23		56.33	a	50.37		59.78
2003	52.76		51.79		56.85		54.12		63.18		68.30		71.34		70.42		70.38		65.37		51.83		49.90		60.52
2004	48.74		51.55		61.79		61.22		64.03		67.47		68.89		70.44		70.68		61.10		53.67		49.30	a	60.74
2005	47.00	a	54.20		57.23		57.33		62.94		65.97		71.05		68.69		64.97		62.77		56.77		51.68		60.05
2006	50.50		52.27		49.92		57.14	a	64.15		69.50		73.03		67.79		67.22		61.58		54.88		48.61		59.72
2007	46.40		52.29		58.16		59.26	a	64.70	a	67.70		69.73	a	69.60		67.38		61.45		55.17		47.71		59.96
2008	47.18		50.62		54.27		57.68		64.26		68.77		69.68		70.60		68.88		64.58	a	57.00		45.76		59.94
2009	49.79		50.71		54.87		58.33		64.27		66.83		68.24		70.23		71.37		62.23		53.62		46.97		59.79
2010	49.23		52.86		54.42		55.58		59.79		67.68		66.47	a	66.48		69.70		63.08		54.05		50.77		59.18
2011	48.26		50.09		53.65		57.40		59.71		65.23		68.92		66.85		70.37		64.10		51.86	a	48.26		58.72
2012	49.37		52.28		53.13		59.25	b	63.92		67.77		68.65	a	68.56		66.05		64.56		56.46	c	49.24	b	59.94
2013	45.97		50.61		56.53		62.91	a	65.06		68.97	a	68.74		69.21		68.95		61.50		55.67	a	47.12	b	60.10
2014	52.52	b	54.16		59.08		61.14	a	66.12	a	69.07		70.82		69.52		69.53	a	66.77	a	56.92		53.73	a	62.45
2015	51.42	a	56.98	a	60.16		59.52	c	60.72	a	69.03	a	71.31	b	72.05		71.64	a	67.80	a	52.33		47.33	b	61.69
2016	51.98		56.36		55.69		61.50	a	64.94		70.30	c	68.69		66.70	c	68.38		62.64	c	56.02	b	47.23	a	60.87
2017	48.00	b	52.82		57.44		59.32	b	64.38	a	69.74	a	70.55		70.23	a	71.95	a	64.59	d	55.30	g	49.35	a	61.67	a
2018	50.79	c	51.96	b	53.93	d	60.15	d	62.53	b	68.38	a	69.94	e	68.05	a	66.68	b	64.61		56.31	a	50.60	b	60.33
2019	52.50	a	48.28	c	54.35	a	62.11	b	60.81		70.23	b	69.57	b	72.11		71.04	c	62.43	a	55.40		50.75	a	60.80
2020	49.90	b	55.66		54.19		60.00	a	65.63		70.12	a	68.58		73.41	b	73.33	a	68.91	b	53.61	c	49.37	d	61.89
2021	51.08		53.38	c	53.21	b	58.82		64.59	b	67.93		68.02	b	69.28	b	68.83		62.40	b	55.66	b	47.53	a	60.06
2022	50.48		52.23	d	57.48		59.00	a	64.04	d	70.65	d	68.43	c	71.16	c	71.68	b	62.95	c	50.31	f	47.12	b	61.38	a
2023	50.73		48.28	e	49.82	c	57.36	b	60.50	f	63.96	b	69.71	b	71.61	d	66.61	b	66.41	d	55.93	g	52.03	b	59.65	b
2024	52.25	e	52.73	e	54.65	e	57.50	n	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	53.21	i
Period of Record Statistics
MEAN	47.96		51.29		53.69		56.95		61.30		65.84		67.74		67.66		67.01		62.36		54.33		48.31		58.68
S.D.	2.80		2.57		2.84		2.65		2.60		2.44		2.07		2.18		2.66		2.17		2.29		2.66		1.46
SKEW	-0.23		-0.24		0.20		-0.37		0.17		0.07		-0.28		-0.19		-0.19		0.01		-0.71		-0.57		-0.18
MAX	55.95		56.98		61.79		62.91		68.45		73.20		73.03		73.41		73.33		68.91		59.52		53.73		62.45
MIN	38.35		44.86		46.74		48.80		55.89		59.10		61.11		61.48		59.85		56.37		44.13		37.71		54.91
YRS	123		125		124		125		124		125		123		123		122		123		121		120		103