DONNER MEMORIAL ST PARK, CA

Average of Minimum Temperature (Degrees Fahrenheit)

(042467)

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
1953	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	25.71		24.40		14.61		21.57	i
1954	15.39		12.41	a	14.81		-----	z	31.77		34.60		39.42		35.19		29.43		24.68		23.10		13.47	a	24.93	a
1955	5.10		5.56	a	13.48		20.73		28.58		35.10		37.71		35.58		32.30		26.97	a	22.30		20.80	a	23.68
1956	19.06		5.26	b	14.30	a	24.53		32.06		34.97		39.29		35.16		32.53		27.26		17.57		9.90		24.33
1957	3.29		20.04	b	22.39		25.83		32.53	a	36.73		-----	z	33.20	a	34.10		30.84		20.80		-----	z	25.98	b
1958	12.23	a	22.42	b	16.82	c	21.67		31.58		37.90		40.19		44.77		34.50		28.68		21.60		20.58		27.75
1959	19.03	b	13.46		20.68		25.83		28.81		35.60		43.32		38.26		34.10		28.97	a	16.53		11.63	d	26.35
1960	12.52		10.55		22.58		26.27		29.42		36.90		43.32		37.52		34.73		27.57	a	23.03		12.87		26.44
1961	15.03		20.00		21.55		24.37		29.94		39.60		41.32		44.42		32.53		28.45		20.60		15.35		27.76
1962	7.50	a	14.21		11.68		25.33		31.39		35.47		39.52		38.55		34.83		30.29		24.87		20.60	a	26.19
1963	8.97		26.64		19.52		21.53		34.10		37.43		37.37	a	36.33	a	39.43		31.35		24.83		17.13	a	27.89
1964	14.42		6.25	a	-----	z	23.30		-----	z	36.27		41.00		39.13		30.37		29.87		18.97		22.35		26.19	b
1965	15.07	a	13.64		20.48		29.07		30.00		36.27		38.77		41.68		31.97		27.81		23.07		5.86	c	26.14
1966	7.23		6.46		19.19		25.97		33.94		35.41	a	38.00		41.19		36.13		25.48		25.10	a	17.00		25.93
1967	14.58		11.29		19.87		21.70		28.94		35.50		41.55		43.29		38.60		27.16		25.55	a	8.26		26.36
1968	7.29		20.86		19.30	a	24.33		30.16		37.80		42.87		38.45		32.83		27.81		24.13		10.13	a	26.33
1969	16.16		7.54		12.19		21.07		29.97		35.70		41.26		37.29		35.17		25.19		21.07	a	18.71		25.11
1970	20.84		18.50		19.81		20.80		30.33	a	39.20		43.32		38.35		28.73		24.81		25.79	a	14.90	a	27.12
1971	11.93	b	13.36		17.32		23.50		30.74	d	34.30		41.10		40.13		29.46	b	22.55		18.73		10.26		24.45
1972	6.19		14.93		22.32		23.43		30.00	c	39.93		41.23		40.45		33.37		30.30	a	21.50		10.45		26.18
1973	8.87		17.14		16.70	a	24.30		33.26		37.77		40.00		39.40	a	30.70		23.47	a	18.83		15.55		25.50
1974	12.39		9.61		19.19		19.33		25.87		32.87		34.58		30.13	a	23.33		17.19		17.23		16.87	a	21.55
1975	11.26		15.50		20.42		16.93		28.10		35.47		41.48		37.97		37.83		27.61		19.67		18.26		25.87
1976	12.65		17.66		16.72	b	23.67		31.00		34.03		40.52		35.93	a	37.21	k	26.08	e	22.66	a	10.10		24.64	a
1977	11.27	a	16.85	b	13.50	a	26.03	a	29.23		41.77		39.42		41.10	b	34.45	a	27.03	a	22.03		21.45		27.01
1978	20.55		18.31	b	27.00		25.93	b	29.57	a	35.17		40.29		37.81		32.33		25.74		16.63		8.71		26.50
1979	9.00		14.23	b	25.87		28.73		32.13	a	32.46	b	39.19		39.06		33.07		30.10	a	18.00		16.00		26.49
1980	18.97		22.00		16.10		25.30		29.26		33.03		41.48		36.65		32.17		26.42		21.47		18.00	a	26.74
1981	19.58		15.68		20.10		26.53		31.65		39.00	a	37.39		40.70	a	37.53		26.87		26.41	a	25.16		28.88
1982	5.72	b	16.11		20.81	d	22.73		30.24	b	35.57		40.03		42.58		33.78	c	27.90	b	20.37	c	14.40	a	25.85
1983	13.97	b	19.75	d	24.30	a	22.60	e	29.00	a	35.93	b	36.19		41.83	b	37.50		31.97	b	24.27	d	24.13	a	28.45
1984	16.25	c	15.04	b	23.77		26.04	e	33.61		35.90		45.83	a	43.32		36.73		28.03	b	22.75	b	11.68		28.25
1985	11.10	b	11.38	d	15.90		26.53		30.06		40.00		44.35		39.19		34.73		27.55		16.60		10.35		25.65
1986	22.28	b	18.06	j	25.30	a	27.62	a	28.87	a	38.33		41.61		40.93	a	32.96	d	27.65		22.14	a	18.20	a	29.63	a
1987	11.47	a	15.38	b	22.14	b	28.67		34.60	a	39.52	e	39.45		40.97		34.66	a	30.58		24.10		16.66	b	28.18
1988	13.37	d	13.97		22.06		28.14	b	29.23		39.31	a	43.76	b	43.03	a	34.76	a	29.58		24.00	b	12.42		27.80
1989	6.28	b	10.32		24.64	c	28.66	a	32.58		38.57		40.70	a	38.94		35.28	a	27.50	a	20.25	b	14.29		26.50
1990	11.93	d	7.33	a	21.28	b	29.93	a	30.89	c	35.28	a	44.07	d	41.92	e	35.95	h	27.90	a	-----	z	5.50	e	25.60	b
1991	12.07	a	20.22	a	18.83	a	24.32	b	28.58		34.13		43.06		42.00		37.13		30.48		23.70		13.72	f	28.59	a
1992	12.00	i	23.41	b	24.47	a	28.40	e	35.45		39.47		42.32		43.26		36.00	f	30.10	a	18.89	b	10.04	c	29.58	b
1993	10.57	c	17.00	c	26.00	c	25.72	a	37.04	d	35.73	h	36.59	b	38.82	c	33.63		31.00		19.03	a	17.80	a	26.66	a
1994	15.90	b	13.87	e	22.77	a	27.34	a	32.45		35.40		41.55		40.19		34.97		27.13	a	15.73	d	15.22	d	26.88
1995	22.97	b	19.70	a	20.20	a	22.54	b	31.73	a	35.67		40.60	a	39.57	a	36.13		27.63	a	24.93	c	21.86	c	28.63
1996	20.27	a	21.54	c	20.14	c	25.90	a	31.83	a	37.07		45.37	a	41.74		34.33		28.07	b	25.37		23.07	c	29.56
1997	19.86	c	17.92	b	22.72	b	25.83	a	35.16		38.45	a	41.77		41.90	a	37.33	c	27.90	a	25.79	b	13.36	f	30.42	a
1998	21.30	h	19.14	f	21.27	e	23.90	a	30.10	a	37.55	a	41.60	a	41.90		41.03	a	27.86	c	25.14	b	12.70	h	32.26	c
1999	17.76	f	16.20	h	22.11	c	23.26	c	31.35		37.34	a	42.40	a	41.10	a	36.50		28.87	a	25.68	b	14.75	c	30.34	b
2000	20.54	e	23.29	e	22.75	c	29.21	a	34.77		40.30		39.55		42.58		35.57	b	29.44	d	19.32	e	18.89	d	29.68
2001	-----	z	14.58	b	23.85	d	23.36	e	36.13		39.63		42.53	a	42.45	b	-----	z	31.12	e	25.47		19.32	c	29.84	b
2002	12.50	e	15.46	d	19.21	c	27.82	b	31.61		39.04	b	45.83	a	39.64	c	36.21	a	26.08	g	23.39	b	17.50	c	28.02	a
2003	21.93	b	17.04	e	23.59	i	23.59	h	32.80	f	38.32	k	43.06		43.21	b	37.42	d	30.32	i	21.33	l	19.29	n	32.53	g
2004	15.83	g	15.00	i	24.96	e	29.08	f	32.79	g	37.79	k	43.32	i	44.33	d	34.10	a	27.97	b	22.97		15.41	d	28.29	f
2005	15.96	c	21.56	a	22.74		24.33		33.06		36.36	b	45.17	a	42.58		33.27		28.79	b	24.54	b	22.23	a	29.22
2006	18.67	a	16.14		16.94		27.63		33.97		39.67		44.18	n	39.52		33.93	c	27.81		25.41	c	17.12	e	26.98	a
2007	9.50	c	21.19	b	21.43	c	28.04	c	32.52	d	37.10		45.03		41.94		34.64	e	26.94		21.60		13.42		27.78
2008	13.87		12.21		17.90		23.23		30.97		34.10		39.74		41.45		33.37		27.48		25.43		11.61		25.95
2009	14.16	f	17.18		17.74		24.53		34.13		37.50		41.39		39.74		36.27		27.84		19.80		12.19		28.03	a
2010	20.58		20.68		18.97		22.40		-----	z	39.30	t	44.73	i	-----	z	-----	z	-----	z	-----	z	22.22	m	20.66	h
2011	-----	z	12.22	j	21.87	h	25.79	b	28.94		36.33		41.26		39.52		39.20		30.61		22.33		13.23		30.80	c
2012	16.16		16.10		22.03		26.10		32.90		37.70		43.94		45.13		38.87		30.77		23.60		18.77		29.34
2013	8.60	a	14.43		23.58		28.03		33.46	g	42.14	a	47.22	h	42.00		39.03		25.65		22.70		9.77		25.59	b
2014	17.35		23.07		25.71		27.63		34.23		39.23		50.03		44.45		39.27		30.77		26.03		24.42		31.85
2015	24.00		30.39		27.00		29.53		37.42		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	29.67	g
Period of Record Statistics
MEAN	14.00		16.08		20.47		25.12		31.54		37.00		41.32		40.16		34.63		27.88		22.17		15.52		26.90
S.D.	5.16		5.28		3.68		2.75		2.40		2.21		2.72		2.95		3.09		2.46		2.89		4.78		1.85
SKEW	0.00		0.01		-0.41		-0.45		0.38		0.15		0.29		-0.84		-0.74		-1.43		-0.50		0.04		-0.09
MAX	24.00		30.39		27.00		29.93		37.42		42.14		50.03		45.13		41.03		31.97		26.41		25.16		31.85
MIN	3.29		5.26		11.68		16.93		25.87		32.46		34.58		30.13		23.33		17.19		15.73		5.50		21.55
YRS	55		57		59		59		57		57		56		60		56		59		59		56		40