BOTHELL, WA

Total of Snowfall (Inches)

(450826)

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)JULAUGSEPOCTNOVDECJANFEBMARAPRMAYJUNANN
1930-31-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1931-32-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1932-33-----z-----z-----z-----z-----z0.00 1.00 -----z-----z0.00 0.00 0.00 1.00g
1933-340.00 -----z-----z-----z-----z0.00 0.00 0.00 0.00 -----z0.00 0.00 0.00e
1934-350.00 0.00 0.00 0.00 0.00 -----z-----z0.00 0.00 0.00 0.00 0.00 0.00b
1935-360.00 -----z0.00 0.00 -----z0.00 0.00 5.00t-----z1.00 0.00 0.00 1.00d
1936-370.00 -----z0.00 0.00 0.00 -----z19.50s13.00 0.00 0.00 -----z0.00 13.00d
1937-38-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1938-39-----z-----z-----z-----z0.00 -----z0.00 0.30y-----z-----z-----z-----z0.00j
1939-40-----z-----z-----z0.00 0.00 0.00 1.50 0.00 -----z-----z-----z-----z1.50g
1940-41-----z-----z-----z-----z0.00 -----z-----z-----z-----z-----z-----z-----z0.00k
1941-42-----z-----z-----z-----z-----z-----z3.50 0.00 2.50 -----z-----z-----z6.00i
1942-43-----z-----z-----z-----z-----z-----z10.00 0.00 0.00 0.00 0.00 0.00 10.00f
1943-440.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.10 0.00 0.00 0.00 1.10
1944-450.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1945-460.00 0.00 0.00 0.00 1.00 0.00 0.00 1.50 3.00 0.00 0.00 0.00 5.50
1946-470.00 0.00 0.00 0.00 11.00 0.70 12.50 0.00 0.00 0.00 0.00 0.00 24.20
1947-480.00 0.00 0.00 0.00 0.00 0.00 0.00 8.00x-----z-----z-----z0.00 0.00d
1948-490.00 0.00 0.00 0.00 0.00 2.50 9.20 12.50 0.00 0.00 0.00 0.00 24.20
1949-500.00 0.00 0.00 0.00 0.00 5.60 38.50 0.10 0.00 0.00 0.00 0.00 44.20
1950-510.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11.50a0.00 0.00 0.00 11.50
1951-520.00 0.00 0.00 0.00 0.00 1.00 7.00 1.00 0.50 0.00 0.00 0.00 9.50
1952-530.00 0.00 0.00 0.00 0.00 0.00 0.50 0.00 0.00 0.00 0.00 0.00 0.50
1953-540.00 0.00 0.00 0.00 0.00 0.00 22.50 0.00 1.00 0.00 0.00 0.00 23.50
1954-550.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 4.50 0.00 0.00 0.00 5.50
1955-560.00 0.00 0.00 0.00 8.00 7.50 1.00 4.60 1.30 0.00 0.00 0.00 22.40
1956-570.00 0.00 0.00 0.00 0.00b3.50 21.60 0.00c0.00 0.00 0.00 0.00 25.10
1957-580.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00b0.00 0.00 0.00 0.00
1958-590.00 0.00 0.00 0.00 0.00a0.00 4.80a2.30 0.00 0.00 0.00 -----z7.10a
1959-60-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
Period of Record Statistics
MEAN0.00 0.00 0.00 0.00 0.95 1.04 5.81 1.71 1.27 0.05 0.00 0.00 14.09
S.D.0.00 0.00 0.00 0.00 2.89 2.13 9.79 3.84 2.71 0.22 0.00 0.00 13.35
SKEW0.00 0.00 0.00 0.00 2.87 2.06 2.06 2.40 2.94 4.13 0.00 0.00 0.69
MAX0.00 0.00 0.00 0.00 11.00 7.50 38.50 13.00 11.50 1.00 0.00 0.00 44.20
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
YRS20 17 19 20 21 20 23 21 20 20 20 21 14