LEWISTON AP, ID

Total of Precipitation (Inches)

(105241)

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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
19481.26 0.95 0.50 1.64 4.80 1.18 2.05 0.15 0.49 0.40 0.96 1.46 15.84
19490.42 1.20 0.93 1.29 1.56 0.35 0.22 0.10 1.31 0.35 1.42 0.77 9.92
19501.80 1.14 1.42 0.76 1.34 4.70 0.36 0.28 0.49 2.79 1.77 1.87 18.72
19510.51 0.39 0.66 0.45 1.05 2.36 0.35 0.53 0.34 2.10 0.67 0.72 10.13
19520.46 0.83 0.45 1.59 1.82 2.95 0.22 0.01 0.64 0.03 0.31 0.86 10.17
19532.88 0.84 1.13 0.90 1.93 1.68 0.00 1.00 0.04 0.40 1.56 0.99 13.35
19540.94 0.27 1.21 0.74 0.84 2.21 0.37 1.23 1.01 0.36 0.86 0.20 10.24
19550.66 0.62 0.96 1.28 0.96 0.52 1.72 0.00 1.96 1.83 1.93 1.65 14.09
19562.54 1.44 1.18 0.05 3.37 2.32 0.30 2.10 0.23 1.32 0.39 0.84 16.08
19571.56 0.79 1.68 0.68 3.14 1.20 0.11 0.40 0.12 1.80 0.77 1.16 13.41
19580.55 1.41 0.85 2.03 1.00 1.71 1.10 0.09 0.37 1.06 2.24 2.79 15.20
19591.48 1.30 0.31 1.08 1.03 1.65 0.36 1.26 1.93 0.94 0.29 0.63 12.26
19600.79 0.64 1.45 1.31 1.67 0.58 0.03 1.92 0.69 1.42 1.39 0.77 12.66
19610.84 1.55 1.82 1.12 1.86 0.51 0.17 0.68 0.51 0.61 2.14 1.10 12.91
19620.51 0.76 1.43 0.43 2.83 0.98 0.12 0.61 0.83 1.62 1.37 1.67 13.16
19630.78 0.90 1.07 1.03 0.46 1.39 0.42 0.61 0.52 0.58 0.97 1.50 10.23
19640.49 0.21 0.55 0.93 0.27 3.11 2.15 0.66 0.87 0.94 1.35 3.28 14.81
19652.99 0.40 0.54 1.93 0.48 0.95 0.82 1.41 0.28 0.34 1.10 0.14 11.38
19661.43 0.71 0.97 0.31 0.42 0.68 0.28 0.48 0.22 0.97 1.81 1.70 9.98
19671.28 0.29 1.18 1.78 1.17 1.93 0.03 0.00 0.60 0.88 0.45 1.46 11.05
19680.65 1.42 0.62 0.40 0.97 1.34 0.41 1.64 1.27 1.34 2.01 2.13 14.20
19692.98 0.76 0.25 2.33 1.25 2.38 0.21 0.00 1.38 1.10 0.29 1.50 14.43
19703.55 0.65 1.14 1.03 1.26 2.28 1.48 0.02 1.29 0.89 1.36 0.14 15.09
19711.67 0.73 1.08 0.74 1.92 2.53 0.70 0.96 1.57 1.01 1.45 1.08 15.44
19721.36 1.47 2.70 0.97 1.61 0.93 0.74 0.68 0.83 1.20 0.93 1.65 15.07
19730.70 0.66 0.50 0.12 1.58 0.24 0.01 0.02 1.12 1.64 2.79 2.99 12.37
19741.34 1.64 0.73 1.66 0.76 0.50 0.40 0.01 0.10 0.06 0.55 0.77 8.52
19752.81 1.50 0.99 1.25 1.01 1.29 0.68 1.09 0.00 1.92 0.56 2.09 15.19
19760.54 0.71 0.75 1.29 1.41 1.22 0.43 1.76 0.33 1.13 0.23 0.26 10.06
19770.34 0.36 0.92 0.10 1.63 0.35 0.39 1.65 2.22 0.55 1.65 2.10 12.26
19781.92 1.47 1.09 3.29 1.06 0.30 0.56 1.90 1.06 0.00 1.06 0.96 14.67
19790.97 1.12 0.69 2.17 1.56 0.70 0.21 0.57 0.18 1.57 1.44 0.97 12.15
19801.72 1.57 1.23 0.76 1.87 1.31 0.89 0.47 0.97 0.68 1.00 0.88 13.35
19810.89 1.22 1.93 0.92 1.11 1.94 0.92 0.01 1.01 1.41 1.54 1.31 14.21
19821.57 0.75 1.29 1.14 0.65 0.46 1.74 0.47 0.97 1.98 0.39 1.03 12.44
19830.95 1.46 1.48 1.12 1.15 1.70 0.96 0.93 0.74 0.87 1.00 1.14 13.50
19840.71 0.46 1.66 1.15 1.68 1.58 0.27 0.93 0.21 0.91 0.89 0.69 11.14
19850.24 0.66 0.67 0.93 1.29 0.92 0.57 0.91 1.82 0.60 0.62 0.36 9.59
19861.13 1.99 0.63 0.37 1.39 0.41 0.56 0.84 0.94 0.30 1.44 0.53 10.53
19870.56 0.44 0.91 0.83 0.84 1.44 2.60 0.34 0.01 0.00 0.31 0.81 9.09
19880.97 0.17 1.04 1.12 0.91 1.69 0.88 0.08 0.82 0.17 2.04 0.53 10.42
19891.61 0.33 1.69 0.65 2.57 1.61 0.07 2.96 0.64 0.63 0.67 0.30 13.73
19900.84 0.26 1.05 2.08 2.39 0.71 0.35 0.71 0.04 1.18 1.05 0.92 11.58
19910.14 0.32 1.11 0.79 3.74 1.86 0.53 0.03 0.24 0.15 2.00 0.40 11.31
19920.71 0.74 0.42 1.76 0.49 0.75 1.34 1.37 0.84 0.67 1.25 0.39 10.73
19930.99 0.70 1.17 2.78 1.97 1.63 1.19 0.62 0.07 0.67 0.64 0.80 13.23
19940.89 0.74 0.28 1.50 1.21 1.05 0.54 0.08 0.37 1.10 0.88 1.05 9.69
19951.39 0.59 1.85 1.55 0.93 2.60 0.14f1.31 1.21 2.40 1.64 1.37 16.84a
19961.62 2.00 1.16 2.59 2.75 0.67 0.11 0.07 0.47 1.12 2.27 2.62 17.45
19972.43 0.71 1.69 2.52 0.81 0.93 1.03 0.47 0.98 1.77 1.12 0.60 15.06
19981.77 0.33 0.87 1.29 3.78 0.77 2.42 0.17 1.90 0.62 2.67 1.00 17.59
19990.58 1.30 1.02 0.71 1.31 1.50 0.20 1.06 0.00 1.23 1.62 1.14 11.67
20000.89 2.22 0.95 0.99 1.46 1.27 0.03 0.12 2.48 1.18 0.71 0.72 13.02
20010.98 0.66 0.85 1.65 0.60 1.12 0.59 0.14 0.19 1.86 1.23 0.64 10.51
20020.81 0.96 1.44 0.79 0.57 1.45 0.15 1.38 0.38 0.77 0.74 0.68 10.12
20033.01 0.68 2.26 1.56 2.10 0.23 0.31 0.39 1.06 0.29 0.37 1.78 14.04
20040.92 0.72 0.44 1.34 3.12 1.14 0.29 1.81 0.33 1.42 1.00 0.86 13.39
20050.31 0.19 1.05 1.53 3.22 1.30 0.26 0.05 0.17 1.57 0.48 1.63 11.76
20061.11 0.25 0.94 2.25 1.65 1.45 0.21 0.18 0.66 0.42 2.41 0.96 12.49
20070.11 1.11 0.76 0.57 0.82 0.76 0.04 0.37 0.10 1.08 1.65 0.36 7.73
20080.75 0.42 0.72 0.53 0.95 0.69 0.23 0.82 0.75 0.39 0.90 1.60 8.75
20091.45 0.53 2.12 0.82 0.86 0.82 0.48 1.76 0.09 0.76 0.71 1.04 11.44
20101.82 0.49 0.99 1.55 1.88 2.73 0.16 0.24 0.70 1.20 1.03 1.70 14.49
20111.09 1.96 1.71 1.60 3.57 0.64 0.15 0.05 0.14 1.00 0.93 0.21 13.05
20121.75 0.85 3.59 1.68 0.72 2.05 0.64 0.00 0.00 2.15 1.15 0.86 15.44
20130.90 0.68 0.27 1.16 0.86 1.93 0.09 0.50 1.57 0.09 0.71 0.73 9.49
20141.05 1.37 1.35 1.00 0.52 0.95 0.26 1.17 0.25 0.99 1.36 1.84 12.11
20150.83 1.46 1.18 0.29 1.11 1.22 0.02 0.01 0.65 0.75 0.95 1.75 10.22
20160.93 0.65 2.11 1.60 1.53 1.01 1.57 0.24 0.55 2.66 0.63 1.59 15.07
20170.81 1.97 3.50 1.98 1.49 0.62 0.01 0.02 0.56 1.17 1.76 2.63 16.52
20181.37 0.72 1.35 1.82 2.77 1.15 0.00 0.46 0.04 1.00 1.42 0.80 12.90
20190.57 3.42 0.89 2.26 0.80 0.99 0.24 0.26 1.05 0.91 0.62 1.36 13.37
20201.61 2.24 0.83 0.57 3.10 2.22 0.13 0.13 0.28 0.92 1.82 0.65 14.50
20210.57 1.66 0.41 0.05 0.16 0.41 0.02 0.23 0.69 0.76 1.89 1.77 8.62
20221.30 0.32 0.79 1.96 1.91 3.18 0.17 0.16 1.38 1.36 1.98 1.19 15.70
20230.36 0.37 0.97 1.03 0.71 1.01 0.08 0.83 1.04 1.43 1.76 1.22 10.81
20241.85 1.09 0.50 1.11l-----z-----z-----z-----z-----z-----z-----z-----z3.44i
Period of Record Statistics
MEAN1.19 0.95 1.13 1.23 1.54 1.35 0.54 0.64 0.71 1.02 1.20 1.17 12.63
S.D.0.74 0.60 0.63 0.68 0.95 0.82 0.59 0.64 0.58 0.62 0.61 0.68 2.39
SKEW1.18 1.30 1.66 0.53 1.18 1.26 1.73 1.17 0.94 0.59 0.45 0.92 0.18
MAX3.55 3.42 3.59 3.29 4.80 4.70 2.60 2.96 2.48 2.79 2.79 3.28 18.72
MIN0.11 0.17 0.25 0.05 0.16 0.23 0.00 0.00 0.00 0.00 0.23 0.14 7.73
YRS77 77 77 76 76 76 75 76 76 76 76 76 75