MCMILLIN RESERVOIR, WA

Total of Precipitation (Inches)

(455224)

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
1941-----z-----z1.79 2.07 3.87 1.45 0.00 2.45 2.88 2.67 4.04 7.19 28.41b
19422.68 2.29 1.86 1.57 2.92 3.04 1.36 0.21 0.03 2.63 8.64 4.06 31.29
19431.85 2.18 3.98 3.88 1.76 2.15 0.27 0.67f1.08 4.24a2.08 2.65 26.12a
19443.86a3.19 1.29 2.40 1.88 0.85 0.10 0.29 2.28 1.38 3.75 1.35 22.62
19454.59 4.91 3.80 3.67 4.14 0.14 0.37 0.76 3.91 2.98 5.43 5.24 39.94
19465.68 5.30 4.41 1.50 0.66 5.12 2.30 0.09 2.97 3.62 5.87 7.05 44.57
19475.04 2.98 3.09 3.01 0.29 3.91 1.24 0.26 0.86 8.37 3.77 4.39 37.21
19484.30 5.15 3.67 3.74 3.80 2.22 2.65 1.87 3.78 2.89 6.10 6.38 46.55
19490.89 6.51 3.10 2.18 1.61 0.87 0.50 0.73 1.61 3.95 7.20 6.18 35.33
19507.18 5.82 7.08 3.17 1.16 1.67 0.79 1.22 1.73 7.09 7.67 7.72 52.30
19515.81 8.48 3.78 0.44 1.74 0.10 0.05 0.68 2.42 5.24 4.30 3.77 36.81
19523.09 3.32 3.04 2.73 1.61 1.01 0.42 0.29 0.11 1.03 1.24 4.18 22.07
195312.97 3.11 2.95 2.91 3.26 2.41 0.32 1.47 1.36 4.16 6.94 7.11 48.97
19548.59 4.13 2.43 3.45 1.89 3.24 1.32 2.41 2.27 2.75 5.24 4.42 42.14
19552.28 3.23 3.92 4.69 1.59 1.40 2.50 0.15 2.16 7.02 8.16 10.37 47.47
19567.58 2.69 5.75 0.61 1.10 3.17 0.52 1.08 1.70 5.94 2.81 6.08 39.03
19572.32 5.32 6.29 1.86 2.14 2.44 1.00 1.94 1.85 3.38 3.35 5.99 37.88
19586.90 5.50 1.51 4.39 1.70 1.69 0.02 0.42 1.88 3.74 9.39 6.66 43.80
19597.55 2.69 3.20 3.20 2.35 3.16 0.53 0.73 4.75 3.94 7.88 5.14 45.12
19605.13 4.44 4.02 3.95 4.76 1.33 0.00 4.34 1.11 4.13 11.49 3.11 47.81
19616.05 9.49 3.86 3.04 3.01 1.08 0.51 0.54 0.47 3.49 4.00 5.30 40.84
19622.38 2.38 4.07 3.13 3.10 0.98 0.33 2.72 2.44 3.28 8.97 5.27 39.05
19631.76 5.19 4.05 4.32 1.61 1.65 1.84 2.03 0.79 4.82 7.61 4.43 40.10
196410.23 1.80 3.25 2.08 1.64 3.52 1.55 1.30 1.00 2.43 7.91 7.68 44.39
19656.69 4.00 0.59 4.51 1.76 0.44 1.32 2.83 0.56 3.45 4.52 6.10 36.77
19665.22 2.48 5.25 2.62 1.61 3.20 1.79 0.26 2.29 3.39 5.36 7.05 40.52
19679.51 2.91 4.71 2.97 0.84 2.31 0.10 0.00 1.08 7.10 2.85 2.89 37.27
19685.10 6.17 4.77 1.34 2.34 3.93 0.60 5.21 2.02 5.14 5.54 6.77 48.93
19696.81 2.27 2.35 3.93 2.76 1.94 0.35 0.46 4.96 2.30 3.09 6.15 37.37
19708.91 2.92 2.25 3.89 1.81 0.41 0.50 0.24 2.18 3.19 4.39 7.80 38.49
19717.34 3.39 6.21 2.75 2.06 3.13 1.06 0.43 4.48 3.15 5.53 6.00 45.53
19728.23 7.99 6.58 4.61 1.04 2.81 1.51 1.39 4.32 0.86 3.47 8.18 50.99
19733.65 2.23 2.63 1.77 2.30 3.35 0.07 0.27 2.52 4.16 8.51 8.24 39.70
19747.08 4.74 5.54 4.52 3.18 2.14 2.14 0.11 0.34 1.75 7.82 7.38 46.74
19758.34 6.06 3.36 1.78 1.92 1.17 0.51 4.65 0.01 7.01 5.59 9.18 49.58
19765.75 4.64 3.26 3.07 2.38 1.35 1.42 4.29 1.67 1.35 1.50 2.74 33.42
19771.35 1.60 4.45 1.32 4.07 1.65 0.18 3.82 3.97 2.91 5.68 7.32 38.32
19785.16 2.72 2.71 4.09 2.65 1.19 1.63 2.09 5.56 0.48 6.21 3.04 37.53
19792.62 6.68 2.32 3.05 1.66 0.67 1.88 2.05 3.91 4.22 2.22 8.81 40.09
19805.66 5.90 3.73 4.28 1.40 2.57 0.59 0.98 2.07 0.96 8.12 8.85 45.11
19812.63 6.54 2.84 3.91 2.24 3.98 0.97 0.46 3.11 5.22 4.59 7.11 43.60
19825.91 8.77 3.53 3.63 0.81 1.49 1.81 0.96 2.16 4.37 4.55 6.36 44.35
19837.50 4.40 5.61 1.44 1.94 3.33 3.94 2.48 2.46 2.12 8.83 4.79 48.84
19845.68 3.50 5.01 3.06 4.77 4.77 0.01 0.41 1.20 3.15 8.32 5.42 45.30
19850.47 2.23 3.20 2.06 1.67 2.35 0.03 1.22 1.78 6.85 4.37 1.60 27.83
19868.50 4.72 3.40 2.32 3.40 1.03 2.03 0.32 3.08 2.89 9.85 3.18 44.72
19874.62 3.95 5.55 3.62 3.33 0.54 0.54 0.44 0.71 0.35 3.16 6.86 33.67
19884.08 1.49 5.98 4.68 4.35 2.40 1.18 0.60 2.09 2.98 9.17 3.51 42.51
19893.74 3.30 6.95 3.57 2.81 1.40 0.69 0.82 0.29 2.15 7.52 4.51 37.75
199010.65 6.01 3.42 3.04 2.90 4.04 0.70 1.52 0.04 5.88 10.74 4.26 53.20
19913.61 5.75 4.86 6.66 2.71 1.55 0.28 1.38 0.59 1.87 7.17 3.57 40.00
19926.09 3.52 2.10 4.68 0.22 1.94 1.03 0.92 1.98 2.22 6.91 3.63 35.24
19933.57 0.33 4.77 6.60 4.00 3.23 2.20 0.31 0.00 1.74 1.63 4.75 33.13
19943.35 4.59a4.09 2.84 1.86 2.32 1.19 0.42 2.47 5.36 6.04 8.80 43.33
19954.21 5.35 4.92 2.88 1.56 1.73 1.76 -----z1.72 4.71 9.51 6.17 44.52a
19968.16 8.73 2.57 7.23 4.57 1.34 1.08 0.30 2.34 6.07 8.26 12.23 62.88
19977.82 3.83 7.06 3.80 2.91 2.82 1.96 1.13 2.51 6.13b4.27 3.10 47.34
19987.60a4.05 5.01 1.53 3.08 1.18 0.29 0.05 0.46 3.98 11.16 9.69 48.08
19998.63 6.53 5.06 1.28 3.26 2.28 0.97 0.88b0.44 3.10 11.33 5.14 48.90
20004.33 6.30 4.67 3.45 4.14 1.89 1.17 0.37 1.56 4.11 3.97 3.02 38.98
20012.82 3.10 3.62 4.38 2.43 4.01 0.55b1.66 0.78 2.75b9.59 6.58 42.27
20026.02 4.88 4.82 4.41 2.45 2.25 0.82 0.30 0.50 1.19 2.32a6.11b36.07
20037.53 1.92 6.18 3.38 0.69 0.41 0.32 0.53 1.08 7.15 5.67 6.62 41.48
20047.03 2.55 1.93 0.99a4.24 1.01 0.06 3.73 3.02 4.01 3.25 4.36 36.18
20054.36b0.69 4.68 5.59 4.32a4.29 1.42 0.15 1.83 3.73a6.07 6.78 43.91
200612.01 3.51 2.54a4.05a2.21 2.21 0.41 0.04a0.77a1.86b14.30 8.95 52.86
20076.66 4.63 6.54b2.06 1.11 2.89 1.61 1.08 2.14 4.85a2.81 7.58 43.96
20084.44 3.81 5.10 1.85 1.37 1.74 1.18 2.06 0.56 2.69 8.42 5.56 38.78
20097.40a1.52 5.42 3.48 3.96a1.78 0.02 2.15 2.81 5.89 9.31 3.22 46.96
20108.56 3.16 2.85b3.48 5.06 4.38 0.33 0.31 3.95 3.96 7.12 7.10 50.26
20116.19 3.52 7.09 6.13 4.97 3.29 0.76 0.25 1.37 4.12 6.26a3.20 47.15
20127.33 4.06 6.81 4.71 4.28 3.32 1.80 0.00 0.11 6.60 6.48 7.76a53.26
2013-----z3.87m4.03k5.06j4.98a2.31j0.00o-----z4.85q4.17i4.11p1.74g4.98k
20144.52g6.75g9.81e4.54g3.46S1.36e1.27e1.26e3.07S6.49h5.51h6.89e24.05f
20154.28S3.91S4.15i2.48f0.80k0.52f0.29e2.34e1.49e3.59S9.80h11.99e23.61f
20166.71h5.87f6.27d1.84S0.96f2.50d1.47g0.26d1.64e9.81e6.59g3.84S26.16e
20173.74g8.31f9.17d4.87e3.49e1.59d0.09e0.14d1.30S5.29e7.02h4.80f25.94d
20188.18f3.48e2.15S6.19e0.92e1.31e0.74d0.89d2.33f3.62d3.91g6.20e25.50c
20194.05e4.90e1.29e3.87f1.10e0.92e1.05e0.80S3.66g3.57h1.97g6.50e20.61d
20208.98e4.41S4.32e0.69s2.74g3.40d0.16e0.59e3.26e3.24h7.25f6.00f25.12e
20217.23g5.38e2.76d1.30d2.04f2.77d0.00S0.21e1.77e5.86e11.78f6.15S26.20d
20226.93g2.87e5.15d3.39S4.72g3.70e0.43f0.03d0.07e2.40e5.74g5.59S23.20d
20232.90g2.61e2.11d5.82e1.14e0.80e0.15f0.22d2.49S2.70g5.03g7.99f15.19e
20247.19f2.63m1.10o-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
Period of Record Statistics
MEAN5.76 4.17 4.17 3.32 2.51 2.18 0.93 1.14 1.89 3.86 6.21 5.91 42.09
S.D.2.60 1.88 1.78 1.45 1.25 1.16 0.77 1.19 1.29 1.90 2.76 2.20 7.02
SKEW0.25 0.64 0.61 0.40 0.34 0.37 1.06 1.58 0.64 0.58 0.34 0.38 -0.23
MAX12.97 9.49 9.81 7.23 5.06 5.12 3.94 5.21 5.56 9.81 14.30 12.23 62.88
MIN0.47 0.33 0.59 0.44 0.22 0.10 0.00 0.00 0.00 0.35 1.24 1.35 22.07
YRS73 78 81 78 78 81 78 80 79 78 72 79 69