SEATTLE JACKSON PARK, WA

Total of Snowfall (Inches)

(457459)

File last updated on May 12, 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)JULAUGSEPOCTNOVDECJANFEBMARAPRMAYJUNANN
1960-61-----z-----z-----z-----z-----z-----z-----z-----z0.00g0.00 0.00 0.00 0.00i
1961-620.00 0.00 0.00 0.00 0.00 0.00 0.00 6.50 0.00a0.00 0.00 0.00 6.50
1962-630.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00 0.00 0.00 1.00
1963-640.00 0.00 0.00 0.00 0.00 0.00 1.50 0.00 0.00 0.00 0.00 0.00 1.50
1964-650.00 0.00 0.00 0.00 0.00 -----z-----z-----z-----z0.00 -----z-----z0.00f
1965-66-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1966-67-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1967-68-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1968-69-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1969-70-----z-----z-----z-----z-----z-----z-----z0.00 0.00 0.00 0.00 0.00 0.00g
1970-71-----z-----z-----z-----z-----z0.00 -----z-----z-----z0.00 0.00 0.00 0.00h
1971-720.00 0.00 0.00 0.00 0.00 -----z0.00h0.00 0.00 0.00 0.00 0.00 0.00b
1972-730.00 0.00 0.00 0.00 0.00 -----z1.00 0.20 0.00 0.00 0.00 0.00 1.20a
1973-740.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00 0.00 0.00 1.00
1974-750.00 0.00 0.00 0.00 0.00 3.00 0.00 2.00 0.00 0.00 0.00 0.00 5.00
1975-760.00 0.00 0.00 0.00 0.00 2.00 0.00 0.00 0.00 0.00 0.00 0.00 2.00
1976-770.00 0.00 0.00 0.00 0.00 0.00 0.70 0.00 0.00 0.00 0.00 0.00 0.70
1977-780.00 0.00 0.00 0.00 0.00 0.50 0.00 0.00 0.00 -----z-----z0.00 0.50b
1978-790.00 0.00 0.00 0.00 8.50 0.30 0.70 0.90 0.00 0.00 0.00 0.00 10.40
1979-800.00 0.00 0.00 0.00 0.00 0.00 9.10 4.30 0.30 0.00 0.00 0.00 13.70
1980-810.00 0.00 0.00 0.00 0.00 0.80 0.00 1.00 0.00 0.10 0.00 0.00 1.90
1981-820.00 0.00 0.00 0.00 0.00 0.00 6.00 0.30 0.70 0.10 0.00 0.00 7.10
1982-830.00 0.00 0.00 0.00 0.20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.20
1983-840.00 0.00 0.00 0.00 0.00 1.20 0.50 0.00 0.00 0.00 0.00 0.00 1.70
1984-850.00 0.00 0.00 0.80 0.00 5.90 0.00 6.20 0.00 0.00 0.00 0.00 12.90
1985-860.00 0.00 0.00a0.00 8.00a0.80 0.00 -----z0.00 0.00 0.00 0.00t8.80b
1986-87-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
Period of Record Statistics
MEAN0.00 0.00 0.00 0.04 0.88 0.85 1.26 1.19 0.05 0.01 0.00 0.00 4.69
S.D.0.00 0.00 0.00 0.18 2.60 1.55 2.48 2.16 0.17 0.03 0.00 0.00 4.71
SKEW0.00 0.00 0.00 4.01 2.58 2.32 2.42 1.72 3.23 2.76 0.00 0.00 0.87
MAX0.00 0.00 0.00 0.80 8.50 5.90 9.10 6.50 0.70 0.10 0.00 0.00 13.70
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.20
YRS19 19 19 19 19 17 17 18 19 21 20 20 14