PORTLAND KGW-TV, OR

Total of Precipitation (Inches)

(356749)

File last updated on March 28, 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
1973-----z-----z-----z-----z-----z-----z-----z1.66 3.76 3.81 13.46 9.88 32.57g
19749.07 4.85 6.43 2.64 2.17 0.86 2.27 0.14 0.15 2.22 7.13 6.93 44.86
19758.83 6.03 5.02 2.48 1.97 1.22 0.41 2.84 0.00 5.67 4.71 6.74 45.92
19766.07 5.41 3.41 2.63 1.74 0.92 0.75 2.50 0.93 1.73 1.13 1.36 28.58
19771.26 2.71 4.10 0.63 4.39 0.99 1.05 3.57 4.69 3.51 5.87 -----z32.77a
19785.93 3.81 1.73 3.53 3.70 1.41 1.17 2.36 3.58 0.48 4.08 2.85 34.63
19793.04a7.00 2.58 2.83 2.18 0.39 0.25 -----z-----z-----z4.58 7.35a30.20c
19808.88 4.51 4.45 3.11 2.16 2.77 0.18 0.21 2.06 1.25 7.09 10.27 46.94
19811.67 3.84 2.74 3.11 1.81 4.03 0.21 0.04 2.76 4.57 5.99 10.34 41.11
19828.76 7.10 3.61 4.89 0.59 0.99 0.83 1.92 3.33 4.96 3.84 9.40 50.22
19837.71 9.05 7.31 2.44 2.38 2.04 2.94 2.01 0.47 1.92 10.73 5.78 54.78
19842.38 4.05 4.32 4.38 4.09 4.48 0.00 0.08 1.99 4.60 10.69 3.38 44.44
19850.27 -----z4.06 1.14 0.88 2.28 0.12 0.99 2.71 3.05 -----z2.20 17.70b
19865.87 7.15 2.78 1.32 2.33 0.32 1.86 0.04 2.96 2.09 6.36 4.23 37.31
19877.33 2.99 6.50 2.45 1.88 0.20 1.56 0.46 0.36 0.28 1.97 9.19 35.17
19886.31 1.38 4.08 5.08 2.97 2.20 0.26 0.11 1.66 0.33 8.34 3.04 35.76
19894.43 2.64 8.74 1.63 3.53 0.97 1.01 1.11 1.13 1.68 4.46 3.82 35.15
19908.51 5.44 2.68 3.01 -----z1.89 1.10 1.04 0.52 5.87 4.88 3.74 38.68a
19913.66 4.92 4.52 4.02 4.13 2.43 0.12 0.93 0.10 2.17 7.44 4.88 39.32
19925.04 4.58 1.78 5.06 0.13 0.56 0.45 0.25 1.33 3.17 5.45 6.84 34.64
19933.60 0.96 5.20 6.31 4.02 1.94 1.42 0.18 0.00 1.44 1.79 6.86 33.72
19944.95 6.11 2.72 2.31 1.23 1.10 0.07 0.14 1.63 9.02 7.49 6.53 43.30
19957.44 5.22 5.02 4.19 1.13 2.29 0.98 1.69 2.14 4.35a11.71 7.84 54.00
19968.56 12.43 4.46 5.95 4.84 0.09 0.49a0.50 3.22 6.17 9.72 16.28 72.71
19978.86 2.14 8.24 3.78 2.46 1.62 0.64 1.55 2.84 7.58 5.19 4.01 48.91
19987.76c6.80 4.21 1.49 5.18 1.61 0.34 0.00 1.02 3.57 13.36 9.21a54.55
19998.97 11.39 5.67 1.61a2.59a2.45a0.38 1.12a0.19 2.89 7.67 -----z44.93a
20008.08 4.96 3.62 2.39 2.51 0.90b0.25b0.15 1.76 3.19 2.91a3.85a34.57
20011.99 1.79 3.73 3.09 1.12 1.40 0.46 0.87 0.66 4.37 7.44a7.83a34.75
20028.03 4.92 5.40 3.60 1.57a2.19 0.19a0.01 1.31 0.32 2.49 10.48 40.51
20039.14 3.17 5.16b7.03 1.60 0.11a0.00 0.06 1.50a2.30 5.38 10.43 45.88
20045.02c4.86 2.01 2.16 1.17 1.03 0.00 3.20 1.76 3.27 2.46 4.58 31.52
20052.03c1.13a4.73 4.44 5.06 2.56a0.41a0.22 1.37 4.26 6.54 10.20a42.95
200612.05 2.38 3.63 2.52 0.48h1.12 0.19 0.07 1.12 1.83 15.56 6.42c46.89a
20074.37a5.96 4.97a1.62b1.56b0.84e0.64 0.51 0.99f1.88d5.32a11.27 38.94a
20085.81e4.00 5.62a2.07g1.25 1.20 0.13a1.54 0.32 2.08f6.07 5.42d31.36b
20095.50 1.74 3.97 2.96 3.93 1.19 0.26 0.83 1.63a3.54 7.21 4.99 37.75
20106.68 3.96 5.62 3.99 4.63 4.79 0.30 0.00f2.94b5.16 7.39 10.23 55.69a
20115.13 5.79 7.59 5.37 3.25 0.87 1.36 0.10 0.70 2.64 8.32 3.37 44.49
20128.74a3.71 9.95 3.85 3.21 2.78 0.51 0.00 0.01 6.59 8.53 9.14 57.02
20133.11 1.51 2.37 2.59 5.26 1.43b0.00 0.63 6.85 0.93 3.52 1.77 29.97
20143.34 5.95c7.58 4.51 2.79 1.84 0.92 0.13 1.05 7.26 3.58 6.78 45.73
20153.69 4.11 5.12 2.61 0.64 0.44 0.60 0.78 0.87 4.39 5.61 18.61 47.47
20168.93a4.87 5.71 2.46 1.30 1.11a0.75 0.16 1.26 10.11 8.74 6.12d51.52
20175.65e12.18 8.40 4.63 2.25 1.12 0.00 0.09 2.53 5.19 7.90 4.23 54.17
20186.21 2.93 3.11 5.08 0.29 1.06 0.00 0.03 0.90 3.75 3.65 6.84 33.85
20193.55 5.58 2.00 3.53 1.83 0.65 0.26 0.59 4.40 1.81 1.58 5.16 30.94
20209.53 2.07 3.50 1.36 2.22 2.48 0.10 0.38 1.82 2.09 5.97 6.22 37.74
20218.39 5.46b1.86 0.75 1.22 1.75 0.00 0.04 4.36 4.39 8.12 9.11 45.45
20226.25 2.86 4.42 6.22 4.69 3.29 0.26 0.00 0.21 3.97 6.82 8.62a47.61
20233.71 2.74c5.40 6.52 1.20 0.78 0.00 0.59 1.52 3.19 5.67 9.91 41.23
202411.13e5.41 3.50d-----z-----z-----z-----z-----z-----z-----z-----z-----z20.04i
Period of Record Statistics
MEAN6.10 4.73 4.61 3.37 2.48 1.58 0.57 0.78 1.76 3.57 6.44 7.03 42.71
S.D.2.72 2.57 1.92 1.58 1.40 1.06 0.62 0.92 1.45 2.18 3.12 3.45 9.00
SKEW-0.11 1.19 0.72 0.42 0.45 1.14 1.76 1.39 1.18 0.84 0.72 0.95 0.87
MAX12.05 12.43 9.95 7.03 5.26 4.79 2.94 3.57 6.85 10.11 15.56 18.61 72.71
MIN0.27 0.96 1.73 0.63 0.13 0.09 0.00 0.00 0.00 0.28 1.13 1.36 28.58
YRS51 50 51 49 48 50 50 49 49 49 50 49 41