UPPER BAKER DAM, WA

Average of Minimum Temperature (Degrees Fahrenheit)

(458715)

File last updated on April 23, 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
1965	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	42.58		37.57		30.97		37.04	i
1966	28.47	a	28.92	b	29.81		35.24	a	39.26		46.33		49.80	a	50.06		50.03		40.23		36.13		35.13		39.12
1967	31.94		30.85	a	31.00		33.93		42.10		49.60		50.29		51.81		48.90		43.06		34.87		29.29		39.80
1968	28.00	a	29.03		35.10		34.79	a	42.16		46.67		51.19		50.42		47.77		39.74		35.87		29.15	d	39.16
1969	20.48	b	24.52	a	26.90		34.23		42.13		51.43		48.58		48.65		47.97		39.23		37.00		33.10		37.85
1970	30.10		32.29		30.55		33.73		39.61		47.00		48.97	a	48.94		43.70		38.06		32.90		28.84		37.89
1971	26.90		29.00	a	27.81		32.03		39.52		44.63		49.19		51.90		44.40		38.47	a	34.93		27.35		37.18
1972	22.97		26.48		31.70	a	32.03		40.84		46.24	a	48.90		50.87		43.73		37.61		35.87		25.94		36.93
1973	25.29		29.25		32.74		33.97		40.16		46.37		48.77		49.06		46.97		41.29		32.30		33.57	a	38.31
1974	25.37	a	31.29		30.68		36.43		39.45		46.07		49.30	a	51.06		46.53		41.06		36.73		33.71		38.97
1975	28.10	a	26.79		29.29		32.43		40.07	a	45.83		52.39		49.93	a	46.69	a	40.87	a	32.73		29.74		37.91
1976	30.71		29.52		28.16		32.67		40.55		43.60		48.06		51.84		48.67		41.06		35.23		33.26		38.61
1977	27.00		32.89		32.06		35.97		40.74		47.67		48.68		54.16		46.67		39.74		31.23		30.06		38.91
1978	30.81		32.64		35.58		37.90		40.61		48.70		52.55		51.48		49.07		41.55		29.90		26.61		39.78
1979	18.81		27.04		30.13		35.70		41.65		45.10		50.68		53.00		50.63		43.84		32.43		34.48		38.62
1980	23.65		30.90		32.97		37.63		43.45		48.23		50.97		49.94		48.10		40.97		37.63		34.39		39.90
1981	34.35		31.39		33.13		35.90		43.13		46.03		52.58		53.45		47.67		-----	z	36.43		32.00		40.55	a
1982	28.87	a	28.89	a	30.79	b	31.83		40.32		49.07		50.39		50.97		49.17		41.52		32.17		31.19		38.76
1983	33.10		34.21		36.26		36.30		44.20	a	48.47		50.13	a	52.61		-----	z	40.06		37.77		23.19		39.66	a
1984	30.03	a	32.52		35.90		36.57		40.00		47.87		49.26		50.26		44.53		38.90		34.38	a	26.77		38.92
1985	24.87		24.74	a	29.10		36.10		42.03		45.33		51.32		49.00		45.03		39.32		23.57		23.90		36.19
1986	32.48	f	28.11	a	35.26		36.60		43.10		48.93	a	50.10		52.39		46.73		42.13		35.43		31.42		40.93	a
1987	29.26		32.39		34.81		38.73		42.81		47.47		52.00		49.50	a	46.90		39.29		38.57		29.90		40.14
1988	29.10		30.14		32.03		37.13		42.29		46.57		48.87		50.45		44.86	a	45.10		36.67		31.97		39.60
1989	29.26		20.86		30.10		36.73		42.03		48.47		50.55		52.23		45.80		40.97		37.00		33.45		38.95
1990	31.68		24.52	a	29.58		38.87		43.10		47.40		52.81		52.65		49.37		39.26		35.77		23.67	a	39.05
1991	24.57	a	32.21		30.52		35.80		42.94		46.86	a	51.00		53.06		48.60		38.50	a	37.10		32.84		39.50
1992	32.30	a	34.07		36.23		38.60		43.42		50.30		53.84		51.58		44.47		42.52		35.69	a	27.77		40.90
1993	20.03		24.61		32.19		38.63		46.39		48.60		51.35		52.35		46.17		44.03		31.40		31.61		38.95
1994	35.32		28.78	a	33.10	a	40.50		43.68		46.77		51.94		51.13		49.17		40.58		31.17		29.52		40.14
1995	28.23	a	31.21		32.00	a	36.20		42.94		48.17		52.61		-----	z	49.47		40.97		36.55	a	30.97		39.03	a
1996	29.90		27.38		31.77		39.00		40.74		46.20		50.83	a	50.37	a	46.13		39.61		33.73		27.77	a	38.62
1997	28.17	b	28.68		31.71		-----	z	43.63	a	47.60		51.06		53.10	a	48.90		41.90		36.27		31.77		40.25	a
1998	29.74		33.18		34.68		36.67		45.13		50.43		54.81		51.97	a	48.38	a	41.55		36.86	a	28.87		41.02
1999	31.84		31.25		31.55		32.54	b	37.39		45.93		49.03	a	52.71		45.13		38.97		37.77		31.74		38.82
2000	29.03		30.31		33.74		37.83		42.20	a	-----	z	-----	z	-----	z	46.93		-----	z	-----	z	29.23		35.61	e
2001	31.35		28.39		32.84		34.63		41.28	b	45.03		49.16		52.61		47.57		39.13	a	36.31	a	30.00		39.03
2002	30.71		28.18		28.94		34.80		38.97	a	46.90	a	50.40	a	49.84		44.90		38.71		36.30		32.68		38.44
2003	33.13		29.21		34.35		37.23		40.81		47.20		49.81		50.20	a	47.47		41.76	n	29.59	a	29.71		38.97	a
2004	28.03		31.48	b	33.68		37.93		43.42		47.77		52.35		54.13		47.17		41.35		35.30		33.66	b	40.52
2005	29.55		28.57		34.29		37.30		45.58		47.93	a	49.87	a	50.81		45.03		43.23		32.43		30.94		39.63
2006	33.23	a	26.75		30.70	a	34.53		40.42		48.23		50.90		49.77		46.83		39.26		33.00		29.97		38.63
2007	26.19		30.54		32.97	a	35.27		40.21	b	46.74	c	52.29		49.50	a	45.83	a	39.17	a	33.33		29.84		38.49
2008	26.52		28.28		30.23		31.87		41.29		43.37		48.68		51.35		45.13		38.87		37.10		27.00		37.47
2009	26.29		27.11		27.32		32.97		38.84		47.73		52.10		51.48		48.07		39.06		35.20		25.97		37.68
2010	33.45		32.86		33.65		35.60		39.58		46.53		50.14	c	51.00		49.87		41.68		33.13		30.87		39.86
2011	29.10		27.18		31.52		32.97		40.10		45.60		48.58		50.23		48.27		41.84		31.57		29.52		38.04
2012	28.55		30.07	a	29.81		36.50		39.35		44.47		51.74		51.61		45.80		39.71		36.00		31.58		38.77
2013	26.13		30.64		31.60	a	36.20		42.84		47.67		50.35		53.94		51.07		38.55		33.50		26.35		39.07
2014	31.03		26.79		33.13		35.37		43.58		47.03		52.32		54.48		48.67		46.65		32.97		31.77		40.32
2015	31.84		35.25		35.87		35.77		45.81		49.07		53.90		51.61		46.57		44.90		32.30		31.71		41.22
2016	29.81		33.86		35.16		40.57		44.32		47.90		51.87		51.35		47.07		42.52		39.10		26.06		40.80
2017	21.03		27.29		32.45		37.53		41.77		46.70		49.52		51.48		48.07		39.23		35.33		28.94		38.28
2018	32.39		27.96		30.35		35.90		44.48		46.33		52.13		52.45		47.50		40.00		36.27		30.77		39.71
2019	30.45		22.86		27.32		36.63		43.58		47.10		51.32		52.61		50.13		36.55		32.97		32.29		38.65
2020	30.19		30.41		30.35		35.60		42.94		47.10		50.77		50.00		50.90		42.52		34.24	a	32.26		39.77
2021	32.20	a	29.29		31.32		35.13		40.65		50.03		53.23		53.32		47.07		41.29		36.10		27.52		39.76
2022	28.00		28.71		34.81		33.13		41.16		47.86	a	52.77		54.48		48.23		42.90		29.77		25.68		38.96
2023	31.10		29.75		29.52		34.77		46.19		47.43		51.42		53.17	a	47.43		43.13		34.37		34.10		40.20
2024	29.55		32.24		33.37	a	35.00	j	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	31.72	i
Period of Record Statistics
MEAN	28.76		29.40		31.94		35.74		41.91		47.22		50.85		51.51		47.33		40.80		34.55		30.07		39.05
S.D.	3.57		2.91		2.41		2.13		2.01		1.61		1.57		1.51		1.84		2.02		2.73		2.87		1.06
SKEW	-0.84		-0.45		-0.06		0.01		0.23		0.07		0.26		0.11		-0.03		0.55		-1.24		-0.47		-0.20
MAX	35.32		35.25		36.26		40.57		46.39		51.43		54.81		54.48		51.07		46.65		39.10		35.13		41.22
MIN	18.81		20.86		26.90		31.83		37.39		43.37		48.06		48.65		43.70		36.55		23.57		23.19		36.19
YRS	58		59		59		57		58		57		57		56		57		56		58		59		51