LITTLETON, CO

Average of Minimum Temperature (Degrees Fahrenheit)

(055056)

File last updated on April 24, 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
1978	-----	z	-----	z	-----	z	-----	z	39.52		53.28	e	56.58		51.14	c	45.77		33.50	a	24.13		10.87		39.35	d
1979	5.19		16.89		26.19		31.87		39.42		47.70		56.76	b	53.71		46.60		34.19		16.93		18.37	a	32.82
1980	12.93	a	20.48		25.24	b	32.03		42.29		53.20		59.23		56.10		47.57	b	32.45		24.93		24.48		35.91
1981	17.71		16.68		26.10	b	39.23		43.61		55.57		58.83	b	56.10		50.33		34.97		27.27		18.06		37.04
1982	15.32	i	17.08	c	27.03	b	33.60		42.93	b	49.48	a	55.97		57.62	b	47.96	b	31.93	c	18.88	d	15.14	i	38.25	b
1983	16.73	i	21.15	b	25.82	c	33.00		40.97	b	49.69	d	58.00	a	59.86	b	48.41	c	35.35	h	24.32	e	8.48	h	40.14	c
1984	16.33	g	21.25	e	26.75	c	32.33		46.89	c	50.41	a	60.17	a	59.20	a	45.96	c	31.52	j	22.04	f	17.00	a	40.00	c
1985	13.33	g	14.72	j	30.46	c	37.76	a	43.97	b	52.89	b	57.59	b	55.04	c	44.92	d	33.21	l	20.57	b	16.68	i	42.90	d
1986	25.00	i	25.00	e	34.17	h	39.11	b	44.77	a	58.36	e	60.24	b	57.47	a	43.58	d	33.00	g	24.50	f	15.85	d	43.05	d
1987	18.27	i	25.86	f	28.52	d	38.68	b	45.21	c	53.34	a	56.52	b	55.50	c	44.15	d	32.89	l	24.39	b	15.45	i	43.29	d
1988	11.55	k	19.25	e	25.89	c	35.84	e	45.07	a	56.93		56.40	a	56.78	d	45.40		35.90	b	24.34	a	18.67	a	38.22	a
1989	17.90	k	11.22	a	27.13		36.55	a	45.29		52.17		57.86	c	54.29	c	46.12	e	33.26		23.77		9.68		36.12	a
1990	18.68	i	16.81	a	23.90		33.61	b	39.31	b	51.63	c	55.74	d	52.67	d	49.97	a	31.70	a	24.25	f	8.57	a	36.39	b
1991	9.87		20.46		28.19		33.47		43.17	h	52.72	a	57.00		55.76	b	44.93	a	32.20	a	20.50	b	16.32		33.77	a
1992	16.92	g	22.92	e	30.21	c	37.14	a	46.15	d	51.40		55.77		53.79	b	47.46	f	35.95	i	19.32	e	11.39	h	39.59	d
1993	11.55	i	15.35	b	27.07	c	34.48	c	44.41	d	50.80		56.59	b	54.53	a	43.60		32.65		19.00	a	16.14	b	35.87	a
1994	16.50	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	16.50	k
Period of Record Statistics
MEAN	12.44		18.81		27.04		35.25		43.32		52.47		57.45		55.60		46.35		33.27		22.18		15.82		35.26
S.D.	5.09		3.62		1.82		2.66		2.50		2.77		1.48		2.30		2.12		1.38		3.11		4.60		2.18
SKEW	-0.39		-0.30		0.48		0.25		-0.47		0.49		0.71		0.06		0.51		0.68		-0.15		-0.03		-0.50
MAX	17.71		25.00		30.46		39.23		46.89		58.36		60.24		59.86		50.33		35.90		27.27		24.48		37.04
MIN	5.19		11.22		23.90		31.87		39.31		47.70		55.74		51.14		43.58		31.70		16.93		8.57		32.82
YRS	5		13		14		15		15		16		16		16		15		10		13		11		3