SAN FRANCISCO ACAD OF SCIENCE, CA

Average of Minimum Temperature (Degrees Fahrenheit)

(047765)

File last updated on January 25, 2025
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
1951	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	50.79	q	51.48		52.63		50.83	a	48.29	b	42.77		49.20	g
1952	40.93	b	43.74	b	42.86	b	46.80		47.83	a	49.48	c	52.27	a	51.31	b	52.18	b	50.79	b	44.80		44.94		47.33
1953	46.55		42.71		43.23		45.47		47.77		49.63		49.62	b	53.06		55.63		50.17	b	49.30		44.74		48.16
1954	43.83	b	43.71		43.48		48.00		47.39	c	49.10		51.13		51.39		51.27		49.26		48.40		42.94		47.49
1955	39.62	b	42.75		44.19		44.33		46.84		49.37		49.94		49.55		50.23		50.03	a	46.30		47.27	a	46.70
1956	45.19		41.62		43.55		45.93	b	49.00		49.90	a	51.88	e	51.91	i	53.67		50.27	a	47.40		42.32		47.34	a
1957	40.77		47.18		46.81		48.07		50.77		51.77		52.82	i	-----	z	-----	z	-----	z	-----	z	-----	z	47.56	f
Period of Record Statistics
MEAN	42.82		43.62		44.02		46.43		48.27		49.87		50.97		51.36		52.60		50.23		47.41		44.16		47.42
S.D.	2.78		1.91		1.43		1.47		1.42		0.96		1.17		1.25		1.89		0.58		1.63		1.86		0.60
SKEW	0.19		1.12		1.44		-0.14		0.95		1.49		-0.10		-0.14		0.43		-0.58		-0.55		0.67		0.06
MAX	46.55		47.18		46.81		48.07		50.77		51.77		52.27		53.06		55.63		50.83		49.30		47.27		48.16
MIN	39.62		41.62		42.86		44.33		46.84		49.10		49.62		49.55		50.23		49.26		44.80		42.32		46.70
YRS	6		6		6		6		6		6		5		5		6		6		6		6		4