DALLESPORT 9 N, WA

Total of Snowfall (Inches)

(451972)

File last updated on March 18, 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
1947-48-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00 0.00k
1948-490.00 0.00 0.00 0.00 11.50 25.00 10.00 32.50 3.50 0.00 0.00 0.00 82.50
1949-500.00 0.00 0.00 0.00 0.00 14.00 68.00 11.00 4.50 0.00 0.00 0.00 97.50
1950-510.00 0.00 0.00 0.00 7.00 13.00 45.00 7.50 19.50 0.00 0.00 0.00 92.00
1951-520.00 0.00 0.00 0.00 2.00 17.00 18.30a8.50 2.00 0.00 0.00 0.00 47.80
1952-53-----z-----z0.00 0.00 0.00 25.50 9.60 7.50 0.80 3.50 0.00 0.00 46.90b
1953-540.00 0.00 0.00 0.00 0.00 11.00 68.80 5.70 0.00 2.50 0.00 0.00 88.00
1954-550.00 0.00 0.00 0.00 0.00 1.30 10.60 18.00 13.50 0.30 0.00 0.00 43.70
1955-560.00 0.00 0.00 0.00 23.70 15.40 40.20 2.50a9.50 0.00 0.00 0.00 91.30
1956-570.00 0.00 0.00 0.00 0.00 2.10 15.80 13.70 8.60 0.00 0.00 0.00 40.20
1957-580.00 0.00 0.00 0.00 0.00 0.00n0.50a0.50 1.00 1.70 0.00 0.00 3.70a
1958-590.00 0.00 0.00 0.00 0.30 3.00 6.00 12.80 0.00 0.00 0.00 0.00 22.10
1959-600.00 0.00 0.00 0.00 0.00 1.10 18.60 2.50 23.50 2.00 0.00 0.00 47.70
1960-610.00 0.00 0.00 0.00 0.00 5.80 0.00 5.70 8.20 2.20 0.00 0.00 21.90
1961-620.00 0.00 0.00 0.00 6.50 14.70 7.50 12.30a16.80 0.00 0.00 0.00 57.80
1962-630.00 0.00 0.00 0.00 0.00 0.00 10.80 2.60 0.00 0.00 0.00 0.00 13.40
1963-640.00 0.00 0.00 0.00 0.00 5.50 22.70 0.50 2.70 0.00 0.00 0.00 31.40
1964-650.00 0.00 0.00 0.00 13.40 36.20d25.40a0.20 12.00 0.00 0.00 0.00 87.20
1965-660.00 0.00 0.00 0.00 0.00 17.00 40.00 1.90 4.80 0.00 0.00 0.00 63.70
1966-670.00 0.00 0.00 0.00 -----z19.80 10.20 2.00 1.70a0.50 0.00 0.00 34.20a
1967-680.00 0.00 0.00 0.00 0.00 16.00b17.90 2.00 0.00 0.00 0.00 0.00 35.90
1968-690.00 0.00 0.00 0.00 0.30 34.20g62.00 10.10 0.00 0.00 0.00 0.00 72.40a
1969-700.00 0.00 0.00 0.00 1.00 12.60 24.90 5.00 0.20 1.50 0.00 0.00 45.20
1970-710.00 0.00 0.00 0.00 6.40 19.90 10.70 1.80 13.30 2.30 0.00 0.00 54.40
1971-720.00 0.00 0.00 3.70 0.00 29.40 13.60 3.30 6.50 2.00 0.00 0.00 58.50
1972-730.00 0.00 0.00 0.00 0.00 19.00 7.20 4.10 0.00 0.00 0.00 0.00 30.30
1973-740.00 0.00 0.00 0.00 19.00 25.50 8.50 2.00 1.30 0.00 0.00 0.00 56.30
1974-750.00 0.00 0.00 0.00 0.00 0.00 11.50 -----z-----z0.00 0.00 0.00 11.50b
1975-760.00 0.00 0.00 0.00 1.50 9.50 5.00 -----z-----z0.00 0.00 0.00 16.00b
1976-770.00 0.00 0.00 0.00 0.00 3.50 5.00 0.00 0.00 0.00 0.00 0.00 8.50
1977-780.00 0.00 0.00 0.00 18.00 0.00 -----z-----z0.00 0.00 0.00 0.00 18.00b
1978-79-----z0.00 0.00 0.00 0.00e-----z-----z-----z0.00 0.00 0.00 0.00 0.00d
1979-800.00 0.00 0.00 0.00 0.00 0.00 -----z-----z-----z-----z0.00 0.00 0.00d
1980-81-----z-----z0.00 0.00 0.00 0.00 -----z-----z-----z-----z-----z-----z0.00h
Period of Record Statistics
MEAN0.00 0.00 0.00 0.11 3.46 12.09 20.49 6.53 5.31 0.60 0.00 0.00 52.93
S.D.0.00 0.00 0.00 0.64 6.52 10.13 19.38 7.06 6.68 1.02 0.00 0.00 26.56
SKEW0.00 0.00 0.00 5.48 1.88 0.45 1.40 2.03 1.23 1.40 0.00 0.00 0.19
MAX0.00 0.00 0.00 3.70 23.70 36.20 68.80 32.50 23.50 3.50 0.00 0.00 97.50
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 8.50
YRS30 31 33 33 32 30 29 27 29 31 32 33 23