HOURGLASS RESERVOIR, CO

Average of Minimum Temperature (Degrees Fahrenheit)

(054135)

File last updated on April 19, 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
1988	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	31.77		30.87		16.97	a	10.23		22.46	h
1989	12.06		8.32		21.39		23.10		30.35		33.31	a	41.77	a	39.38	b	32.47		23.77		10.74	c	5.50	a	23.51
1990	4.31	b	6.77	b	15.03		22.57		23.32		37.96	c	39.29	c	37.94		34.00		25.23		20.34	a	8.00	b	22.90
1991	9.06		16.57		15.87		20.43		29.84		37.20		42.13	a	41.77		32.93		26.71		15.00		10.13		24.80
1992	10.61		14.24		17.38	b	25.07	b	30.43	a	33.77		38.97		39.26		32.17		27.26		11.07		9.03	a	24.10
1993	8.48		7.93		14.87	a	17.63		25.58		32.97		36.27	a	37.61		28.23		21.87		10.43		9.06		20.91
1994	10.26		8.07		14.84		18.57		29.03	b	40.30		43.00		44.00		35.80		27.77		14.90		15.60	a	25.18
1995	11.81		17.86		17.39		20.60		26.90		34.55	a	43.16		45.29		34.13		27.52		22.11	b	14.72	b	26.34
1996	10.77	a	13.21		14.65		21.20		31.52		39.13		44.60	a	41.77		36.00	i	25.87		21.71	b	14.32	f	26.44	b
1997	9.39	c	8.22	a	18.81		16.13		30.31	b	38.66	a	44.55	b	43.48		39.79	a	27.87		15.80		11.29	c	25.36
1998	14.68		12.75		14.84		19.47		30.63	d	35.13		46.45	b	43.68		39.20		27.26		21.27	d	12.46	c	26.48
1999	13.94		13.63	a	18.23		18.33		28.17	b	37.20		46.79	c	44.06		33.30		28.13		24.61	b	14.10	b	26.71
2000	14.13		16.86		17.84		24.82	b	34.13		39.23		46.45		45.67	d	36.33		27.13	a	11.75	b	11.55		27.16
2001	9.87		12.82		17.42		23.73		29.96	d	39.23		47.32	c	45.26		36.63		27.26		20.83		10.93	a	26.77
2002	9.90		7.93		10.29		22.00	u	28.11	d	40.57		46.11	c	41.35		37.03		23.43	a	17.13		14.04	d	25.08	a
2003	18.55		7.81	a	14.55		21.60		30.52	d	35.27		47.07	d	44.71		33.30		30.71		16.07		15.32	c	26.29
2004	12.52		6.90		18.68		23.47		28.56	d	35.53		41.43	c	38.84		34.17		27.71		16.36	b	13.21	b	24.78
2005	16.77		11.00		13.68		20.38	f	27.45		37.37		44.65		41.00		36.10		30.45		20.48	c	8.90		26.17	a
2006	11.94		9.14		13.58		23.54	d	30.43	a	38.87		46.11	d	42.58		32.17		25.03		21.00	c	13.42		25.65
2007	7.97		13.25		20.81		21.88	d	30.97	a	39.03		46.13		44.39	c	36.43		26.87		25.37	c	10.17	b	26.94
2008	7.48		10.34		12.03		17.41	c	28.39		36.30		43.30	d	42.87		33.63		26.71		21.81	c	10.00		24.19
2009	13.61		14.96		14.71		19.74	c	30.60	a	35.90	a	42.81		39.93	c	34.83		21.23		21.15	c	3.59	d	24.42
2010	10.68		4.78	a	14.06		18.81	d	23.81		36.87		42.62	b	42.35		36.23		28.18	c	16.93	c	17.63	d	24.41
2011	10.73	a	5.27	b	16.74		20.65	d	26.16		35.93		45.23		45.32		35.73		29.32	c	17.42	d	9.61		24.84
2012	15.11	c	6.97		20.23		26.00	c	29.55		38.77		45.31	b	42.29		33.73		25.58		23.89	c	10.16		26.46
2013	7.70	d	9.50		15.06		16.70		26.64	c	37.17		43.94		44.23		39.43		23.20	a	19.32	e	10.04	d	24.41
2014	11.32	c	11.57		17.71		21.13		28.72	b	36.53		44.32		41.00		35.13		30.32		15.85	c	12.61		25.52
2015	15.32		12.39		18.97		22.83		28.79	c	40.37		42.52		41.06		37.60		29.68		16.57		8.55		26.22
2016	12.25	c	17.14		15.48		20.00		25.86	c	39.90		44.35		40.36	c	34.30		30.35		22.90		9.27	e	26.01
2017	7.65	e	16.32		22.74		21.33		28.39		37.54	b	43.97		40.32		34.93		23.87	a	23.00	c	16.58		26.39
2018	16.90		9.92	b	15.13		21.55	a	30.93	b	39.80		42.74		39.84		35.63		25.32		14.64	b	10.23		25.22
2019	10.74		9.54	b	11.45		22.26	c	25.84		35.14	a	44.39	c	41.74		36.00		19.03		18.07		12.00	c	23.85
2020	11.55		6.10		18.26		18.77		30.48		38.23		42.26		42.13		34.10		21.55	b	20.93	b	11.84		24.68
2021	9.13		7.43		13.29		16.04	b	27.19		41.33		45.94		41.71		37.93		-----	z	-----	z	-----	z	26.67	c
Period of Record Statistics
MEAN	11.43		10.77		16.24		20.82		28.71		37.43		43.82		42.04		35.01		26.46		18.38		11.24		25.19
S.D.	3.10		3.75		2.87		2.63		2.33		2.21		2.47		2.21		2.42		2.98		4.07		3.04		1.39
SKEW	0.24		0.34		0.21		-0.05		-0.35		-0.25		-1.01		-0.13		-0.22		-0.54		-0.30		-0.09		-0.96
MAX	18.55		17.86		22.74		26.00		34.13		41.33		47.32		45.67		39.79		30.87		25.37		17.63		27.16
MIN	4.31		4.78		10.29		16.04		23.32		32.97		36.27		37.61		28.23		19.03		10.43		3.59		20.91
YRS	33		33		33		31		33		33		33		33		33		33		33		32		29