LITTLETON, CO

Minimum of Minimum Temperature (Degrees Fahrenheit)

(055056)

File last updated on April 20, 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	21.00		39.00	e	49.00		42.00	c	29.00		27.00	a	10.00		-16.00		-----	z
1979	-11.00		-6.00		12.00		11.00		26.00		36.00		51.00	b	44.00		36.00		16.00		-0.00		1.00	a	-11.00	c
1980	-4.00	a	-7.00		2.00	b	17.00		35.00		43.00		52.00		47.00		37.00	b	17.00		10.00		15.00		-7.00	e
1981	11.00		-14.00		10.00	b	22.00		29.00		42.00		51.00	b	51.00		41.00		20.00		12.00		-1.00		-14.00	d
1982	-11.00	i	-22.00	c	15.00	b	20.00		31.00	b	39.00	a	47.00		52.00	b	40.00	b	25.00	c	6.00	d	-9.00	i	-----	z
1983	1.00	i	5.00	b	12.00	c	8.00		30.00	b	38.00	d	50.00	a	55.00	b	29.00	c	25.00	h	3.00	e	-20.00	h	-----	z
1984	-20.00	g	3.00	e	2.00	c	24.00		33.00	c	39.00	a	55.00	a	56.00	a	28.00	c	18.00	j	8.00	f	3.00	a	-----	z
1985	-16.00	g	-12.00	j	3.00	c	28.00	a	33.00	b	41.00	b	49.00	b	47.00	c	17.00	d	26.00	l	3.00	b	-7.00	i	-----	z
1986	10.00	i	-8.00	e	23.00	h	20.00	b	35.00	a	47.00	e	53.00	b	52.00	a	31.00	d	21.00	g	5.00	f	-8.00	d	-----	z
1987	-7.00	i	14.00	f	9.00	d	19.00	b	37.00	c	44.00	a	44.00	b	47.00	c	36.00	d	24.00	l	8.00	b	-8.00	i	-----	z
1988	-12.00	k	6.00	e	13.00	c	17.00	e	28.00	a	42.00		49.00	a	48.00	d	31.00		23.00	b	11.00	a	-1.00	a	-----	z
1989	1.00	k	-23.00	a	-5.00		6.00	a	27.00		42.00		52.00	c	47.00	c	30.00	e	15.00		10.00		-20.00		-23.00	x
1990	8.00	i	-2.00	a	9.00		23.00	b	28.00	b	40.00	c	49.00	d	49.00	d	40.00	a	21.00	a	9.00	f	-29.00	a	-----	z
1991	-10.00		4.00		18.00		17.00		26.00	h	45.00	a	50.00		52.00	b	30.00	a	5.00	a	-1.00	b	1.00		-10.00	o
1992	3.00	g	16.00	e	8.00	c	22.00	a	39.00	d	39.00		50.00		46.00	b	37.00	f	22.00	i	5.00	e	-2.00	h	-----	z
1993	-2.00	i	-10.00	b	5.00	c	26.00	c	28.00	d	43.00		48.00	b	48.00	a	30.00		2.00		-2.00	a	-4.00	b	-----	z
1994	-10.00	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	-4.80		-4.46		8.07		18.67		30.67		41.19		49.94		48.94		32.33		17.10		5.77		-5.36		-12.50
S.D.	9.26		11.35		6.12		6.30		4.72		2.86		2.54		3.80		6.20		8.16		4.83		12.24		2.12
SKEW	1.21		-0.08		-0.45		-0.65		-0.07		0.21		-0.28		0.20		-0.64		-0.75		-0.30		-0.45		0.00
MAX	11.00		16.00		18.00		28.00		39.00		47.00		55.00		56.00		41.00		27.00		12.00		15.00		-11.00
MIN	-11.00		-23.00		-5.00		6.00		21.00		36.00		44.00		42.00		17.00		2.00		-2.00		-29.00		-14.00
YRS	5		13		14		15		15		16		16		16		15		10		13		11		2