SEATTLE URBAN SITE, WA

Total of Precipitation (Inches)

(457458)

File last updated on March 29, 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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1972-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z8.36 8.36k
19734.61 2.00 1.55 0.93 1.11 1.73 0.25 0.57 1.56 2.74 8.40 9.56 35.01
19748.53 4.19 5.69 1.83 1.48 1.07 1.95 0.11 0.23 1.78 5.56 6.52 38.94
19755.03 4.91 4.82 2.51 1.51 1.26 0.11 2.81 0.03 8.04 6.40 7.57 45.00
19764.33 4.83 3.64 2.10 1.87 1.07 1.02 3.05 1.43 1.94 0.50 2.00 27.78
19772.13 2.11 5.24 1.35 4.24 0.59 0.80 5.49 2.82 2.72 5.03 5.81 38.33
19785.57 3.72 2.61 3.53 2.02 0.57 2.16 1.65 5.62 0.87 6.52 1.42 36.26
19792.20 6.32 1.32 2.69 1.07 0.45 0.97 0.61 1.86 4.81 2.28 10.29 34.87
19804.96 5.64 3.27 3.65 1.51 2.88 0.49 1.74 1.43 1.42 6.12 7.19 40.30
19812.58 4.07 2.54 2.09 2.25 2.07 1.52 0.34 3.25 6.45 5.21 7.40 39.77
19824.68 7.50 3.86 2.48 0.57 1.07 0.80 0.63 1.68 4.20 5.30 8.99 41.76
19836.84 5.29 4.37 0.91 2.18 1.99 2.07 2.08 2.55 1.11 11.20 5.52 46.11
19842.68 4.18 3.72 2.81 2.99 3.17 0.46 0.22 1.51 2.34 9.26 5.27 38.61
19850.60 2.88 2.92 2.59 1.99 3.05 0.22 0.72 1.77 6.81 3.77 1.22 28.54
198610.38 3.44 2.55 2.37 2.09 0.94 1.36 0.13 2.03 4.30 6.71 4.58 40.88
19876.51 2.25 5.81 3.20 2.05 0.12 0.45 0.45 0.52 0.29 2.84 7.10 31.59
19884.33 0.78 3.94 3.03 2.94 1.93 0.23 0.35 1.87 1.73 7.56 3.93 32.62
19893.31 3.45 5.71 1.69 2.98 1.10 0.62 0.88 0.15 4.17 4.12 4.52 32.70
19908.72 4.19 3.01 2.20 1.50 2.63 0.98 0.60 0.03 5.00 6.40 4.51 39.77
19913.97 4.53 5.21 5.25 1.35 1.12 0.47 2.52 0.07 1.82 5.36 2.64 34.31
19927.57 3.69 1.74 3.44 0.58 0.97 1.35 0.66 2.43 2.06 6.11 4.05 34.65
19932.61 0.54 3.99 4.89 2.72 2.45 1.63 0.58 0.00 1.62 2.42 6.09 29.54
19942.20 4.75 3.08 2.38 1.36 1.64 0.47 0.19 0.97 3.26 6.10 8.45 34.85
19955.10 3.70 4.28 3.29 0.91 1.44 1.48 2.65 1.27 3.50 7.55 7.77 42.94
19965.61 7.53 1.81 5.80 3.83 0.38 0.71 1.08 2.30 5.01 5.53 11.97 51.56
19976.33 1.81 8.74 5.09 2.53 2.41 1.25 1.52 2.97 5.77 4.47 2.48 45.37
19988.91 3.65 3.33 0.87 -----z-----z-----z-----z-----z-----z-----z-----z16.76h
Period of Record Statistics
MEAN5.01 3.92 3.80 2.81 1.99 1.52 0.95 1.27 1.61 3.35 5.63 5.97 37.68
S.D.2.45 1.75 1.65 1.32 0.93 0.88 0.61 1.26 1.29 2.04 2.30 2.80 5.88
SKEW0.37 0.14 0.91 0.64 0.63 0.36 0.49 1.70 1.01 0.59 0.07 0.09 0.32
MAX10.38 7.53 8.74 5.80 4.24 3.17 2.16 5.49 5.62 8.04 11.20 11.97 51.56
MIN0.60 0.54 1.32 0.87 0.57 0.12 0.11 0.11 0.00 0.29 0.50 1.22 27.78
YRS26 26 26 26 25 25 25 25 25 25 25 26 25