MAUNA LOA SLOPE OBS 39, HI

Minimum of Minimum Temperature (Degrees Fahrenheit)

(516198)

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
1955	22.00	d	20.00		20.00	a	26.00	a	29.00		31.00	a	26.00	a	28.00	a	29.00	b	29.00		25.00		27.00		20.00	k
1956	28.00	c	20.00		26.00		24.00	c	-----	z	28.00	a	30.00	k	30.00		29.00		30.00		29.00		28.00		-----	z
1957	25.00	a	22.00	c	23.00		26.00	a	29.00	h	29.00	f	32.00	h	32.00	a	32.00		33.00		27.00		24.00	a	-----	z
1958	22.00		25.00		28.00		27.00		31.00		31.00		32.00		32.00		32.00		31.00		29.00		25.00		22.00
1959	25.00		25.00		25.00		30.00		32.00	k	30.00	k	32.00	a	31.00		30.00		29.00		29.00	d	22.00		-----	z
1960	25.00		23.00		23.00		26.00	d	29.00	c	32.00		32.00		34.00		35.00		31.00		30.00		25.00		23.00	g
1961	26.00		29.00	a	27.00		30.00		30.00		34.00		35.00		35.00		31.00		29.00		26.00		26.00		26.00	a
1962	25.00		18.00		23.00		26.00		28.00		30.00		32.00		35.00	n	29.00	c	33.00		31.00		25.00	i	-----	z
1963	24.00	b	23.00		28.00		28.00		28.00		29.00		29.00		33.00		32.00		32.00		29.00		31.00	a	23.00	c
1964	26.00	a	21.00		25.00		26.00		29.00		34.00		31.00		36.00		31.00		30.00		25.00		30.00		21.00	a
1965	27.00		22.00		21.00		28.00		31.00		29.00		32.00		30.00		32.00		27.00		28.00		26.00		21.00
1966	25.00		27.00		29.00		30.00		29.00		38.00		34.00		35.00		35.00		34.00		28.00		24.00		24.00
1967	22.00		29.00		29.00		25.00		31.00		33.00		35.00		33.00		33.00		34.00		30.00		25.00		22.00
1968	25.00		27.00		30.00		28.00		30.00		32.00		35.00		35.00		32.00		33.00		34.00		28.00		25.00
1969	22.00	b	27.00		24.00	a	29.00		29.00		36.00		31.00	f	33.00		32.00		34.00		28.00		29.00		22.00	i
1970	25.00		26.00		29.00		28.00		31.00		34.00		30.00		32.00		31.00		30.00		31.00		23.00		23.00
1971	19.00		26.00		29.00		28.00		27.00		29.00		31.00		29.00		33.00		31.00		29.00		24.00		19.00
1972	24.00		25.00		25.00		29.00		29.00		32.00		34.00		33.00		35.00		33.00		31.00		29.00		24.00
1973	28.00		28.00		27.00		29.00		31.00		33.00		34.00		36.00		35.00		34.00	c	32.00		24.00		24.00	c
1974	26.00		27.00		26.00	c	-----	z	30.00		34.00		32.00		33.00		32.00		32.00		28.00		26.00	c	-----	z
1975	24.00		28.00	i	28.00		28.00		29.00		33.00		32.00		31.00		32.00		31.00		29.00		28.00		24.00	i
1976	24.00		23.00		25.00		25.00		30.00		34.00		32.00		34.00		32.00		30.00		-----	z	28.00		-----	z
1977	31.00		30.00	a	27.00		30.00		31.00	d	31.00		34.00		33.00		34.00		31.00		32.00		25.00		25.00	e
1978	29.00		28.00		26.00		29.00		34.00		31.00		35.00		34.00		32.00		33.00		28.00		23.00		23.00
1979	24.00	c	25.00	g	27.00		29.00	b	33.00		34.00		36.00		35.00		36.00		36.00	a	32.00	d	31.00		24.00	q
1980	27.00	j	32.00	b	31.00	l	31.00		32.00		34.00		36.00		33.00		32.00		34.00		32.00		32.00		27.00	x
1981	32.00		28.00	a	27.00		29.00		32.00		35.00		37.00		36.00		35.00		32.00		32.00		30.00		27.00	a
1982	28.00		28.00	c	27.00		32.00		34.00		35.00		36.00		35.00		33.00		32.00		36.00		25.00		25.00	c
1983	28.00		29.00		34.00	b	28.00		34.00		32.00		36.00		35.00		34.00	b	32.00		32.00	c	31.00		28.00	g
1984	30.00	a	28.00		32.00	c	31.00	b	33.00		35.00		33.00	a	39.00	d	36.00		36.00		35.00		27.00		27.00	k
1985	28.00		30.00		28.00		29.00		31.00		34.00		37.00		36.00		36.00		36.00		29.00		28.00		28.00
1986	34.00		27.00	a	33.00		32.00		34.00		38.00		37.00		39.00		37.00		36.00		36.00		32.00		27.00	a
1987	28.00		-----	z	29.00		32.00		32.00		32.00		33.00		37.00		37.00		37.00		35.00		32.00		-----	z
1988	28.00		28.00		31.00	a	28.00		32.00		37.00		35.00		37.00		37.00	e	34.00		31.00	d	23.00		23.00	j
1989	24.00		25.00		30.00		28.00		30.00		33.00		33.00		34.00		36.00		35.00	a	32.00		25.00		24.00	a
1990	28.00		26.00		23.00		28.00	b	32.00		35.00		33.00	a	38.00		35.00		33.00		36.00		31.00		23.00	c
1991	32.00	b	31.00	c	28.00		32.00		33.00		34.00		38.00		34.00		36.00		34.00		36.00		28.00		28.00	e
1992	21.00		30.00		30.00		33.00		37.00		37.00		34.00		36.00		35.00	h	37.00	i	33.00	k	31.00	i	-----	z
1993	23.00	m	27.00	h	26.00	h	33.00	h	33.00	k	40.00	h	36.00	k	34.00	l	35.00	h	34.00	j	30.00	j	25.00	j	-----	z
1994	27.00	k	30.00	i	30.00	h	33.00	i	34.00	j	34.00	h	36.00	k	35.00	h	36.00	j	35.00	k	32.00	j	33.00	j	-----	z
1995	31.00	k	28.00	i	28.00	j	31.00	j	33.00	i	40.00	h	35.00	k	33.00	h	35.00	j	31.00	j	33.00	j	33.00	k	-----	z
1996	31.00	l	27.00	i	28.00	k	30.00	h	38.00	i	35.00	j	35.00	h	35.00	i	37.00	j	35.00	i	33.00	k	30.00	j	-----	z
1997	28.00	j	26.00	j	29.00	j	28.00	h	31.00	j	33.00	i	35.00	i	35.00	m	31.00	i	34.00	i	31.00	m	29.00	j	-----	z
1998	25.00	k	27.00	i	30.00	i	26.00	h	29.00	k	36.00	h	33.00	i	34.00	j	33.00	i	32.00	j	32.00	j	30.00	i	-----	z
1999	25.00	l	26.00	i	27.00	h	26.00	h	33.00	k	33.00	h	33.00	j	35.00	i	30.00	i	34.00	k	29.00	j	28.00	k	-----	z
2000	26.00	k	30.00	i	29.00	h	29.00	j	36.00	i	34.00	h	36.00	k	35.00	h	35.00	j	33.00	j	29.00	k	25.00	k	-----	z
2001	30.00	j	27.00	i	29.00	i	29.00	i	31.00	i	34.00	i	34.00	j	35.00	h	34.00	k	34.00	i	34.00	j	29.00	l	-----	z
2002	25.00	j	24.00	k	27.00	j	33.00	h	33.00	i	34.00	j	36.00	i	37.00	i	31.00	j	35.00	i	33.00	k	29.00	j	-----	z
2003	30.00	k	29.00	i	29.00	j	29.00	h	28.00	i	32.00	i	34.00	i	35.00	j	34.00	i	34.00	i	34.00	l	28.00	j	-----	z
2004	30.00	l	28.00	j	26.00	h	29.00	h	33.00	k	31.00	i	34.00	k	35.00	i	31.00	i	31.00	k	31.00	k	32.00	j	-----	z
2005	29.00	m	26.00	i	30.00	h	31.00	i	33.00	j	33.00	h	33.00	k	35.00	h	33.00	i	32.00	k	31.00	j	29.00	j	-----	z
2006	28.00	k	25.00	i	30.00	h	29.00	j	30.00	i	37.00	i	33.00	k	37.00	h	35.00	j	35.00	i	31.00	j	31.00	k	-----	z
2007	32.00	k	27.00	j	27.00	o	30.00	m	32.00	i	32.00	i	33.00	j	34.00	j	33.00	l	31.00	h	28.00	j	21.00	k	-----	z
2008	23.00	m	26.00	i	28.00	j	29.00	i	31.00	k	34.00	i	29.00	i	30.00	j	31.00	i	34.00	i	29.00	l	29.00	j	-----	z
2009	27.00	l	22.00	i	25.00	i	29.00	h	31.00	k	35.00	h	32.00	i	35.00	j	36.00	i	34.00	i	28.00	k	26.00	i	-----	z
2010	32.00	l	28.00	i	25.00	h	27.00	h	34.00	k	33.00	i	34.00	k	36.00	i	31.00	i	30.00	j	30.00	j	30.00	j	-----	z
2011	22.00	k	28.00	i	28.00	h	30.00	i	30.00	j	29.00	h	31.00	k	30.00	h	32.00	i	31.00	j	28.00	j	26.00	j	-----	z
2012	27.00	k	25.00	i	28.00	j	23.00	i	31.00	i	33.00	l	35.00	l	31.00	j	32.00	k	35.00	h	30.00	k	29.00	m	-----	z
2013	24.00	j	23.00	i	27.00	j	30.00	h	30.00	i	34.00	j	37.00	k	35.00	i	35.00	k	32.00	j	30.00	l	28.00	j	-----	z
2014	21.00	j	31.00	i	27.00	j	24.00	i	32.00	l	32.00	i	31.00	i	34.00	l	34.00	i	31.00	i	33.00	m	30.00	k	-----	z
2015	28.00	l	29.00	i	28.00	j	30.00	h	28.00	k	32.00	i	34.00	i	37.00	k	35.00	j	34.00	i	34.00	k	30.00	i	-----	z
2016	32.00	l	29.00	j	29.00	h	32.00	i	29.00	k	36.00	h	35.00	k	33.00	i	34.00	i	32.00	j	32.00	k	29.00	k	-----	z
2017	27.00	k	22.00	i	29.00	h	32.00	j	31.00	j	37.00	h	34.00	k	37.00	h	35.00	j	35.00	j	30.00	k	28.00	l	-----	z
2018	29.00	j	27.00	i	28.00	j	31.00	i	34.00	i	37.00	i	35.00	j	37.00	j	36.00	k	32.00	i	28.00	l	31.00	n	-----	z
2019	21.00	l	20.00	i	29.00	j	30.00	h	31.00	i	33.00	j	35.00	i	35.00	i	35.00	k	35.00	i	31.00	l	31.00	k	-----	z
2020	29.00	k	22.00	j	28.00	k	29.00	h	31.00	k	36.00	h	35.00	i	37.00	k	36.00	i	35.00	j	26.00	l	29.00	l	-----	z
2021	30.00	m	24.00	j	26.00	j	27.00	i	32.00	k	32.00	j	36.00	k	34.00	k	35.00	j	32.00	m	28.00	l	27.00	k	-----	z
2022	28.00	k	22.00	i	30.00	h	31.00	h	33.00	i	32.00	h	31.00	i	33.00	e	36.00	i	32.00	k	31.00	n	-----	z	-----	z
2023	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2024	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	26.05		26.09		27.08		28.57		31.00		33.14		33.51		33.92		33.24		32.46		30.61		27.08		23.74
S.D.	3.28		3.38		3.14		2.19		2.14		2.50		2.51		2.55		2.34		2.34		3.07		2.96		2.28
SKEW	0.31		-0.55		-0.08		0.04		0.53		-0.05		-0.61		-0.14		-0.05		-0.11		0.24		0.17		0.02
MAX	34.00		32.00		34.00		33.00		37.00		38.00		38.00		39.00		37.00		37.00		36.00		32.00		28.00
MIN	19.00		18.00		20.00		24.00		27.00		28.00		26.00		28.00		29.00		27.00		25.00		22.00		19.00
YRS	37		35		37		37		35		36		35		38		37		37		36		36		19