COOKE CITY 2 W, MT

Maximum of Precipitation (Inches)

(241995)

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
1967-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.73 0.79 -----z
19680.32 0.50 0.50 0.16 0.36 0.49 0.52 0.91 1.03 0.58 0.61a0.35 1.03a
19690.68 0.20 0.23 0.65 0.51 1.00 0.54 0.50 0.65 0.50 0.72 0.46 1.00
19700.60 0.25 0.81 0.63 0.41 0.41 0.65 0.30 0.70 0.57 0.50 0.29 0.81
19710.87 0.42 0.47 0.37 0.38 0.51 0.83 0.61 1.19 0.49 0.50 0.66 1.19
19720.68 0.33 0.74 0.63 0.45 0.55 0.69 0.38 1.03 0.45 0.58 0.56 1.03
19730.28 0.22 0.19 0.84 -----z-----z0.28 0.43 1.05 0.18 0.45 1.06 -----z
19740.38 0.52 0.65 0.40 1.15 1.25 0.45 0.80 0.33 0.50 0.22 0.25 1.25
19750.66 0.56 0.37 0.40 1.05 0.50 0.40 0.52 0.50 1.11 0.77 0.38 1.11
19760.50 0.95 0.60 0.36 0.55 1.52 0.58 0.45 0.67 0.71 0.32 0.49 1.52
19770.33 0.32 0.34 0.28 0.65 0.62 0.90 0.66 0.38 0.45 0.45 1.13 1.13
19780.40 0.45 0.45 0.35 0.70 0.52 0.30 0.65 0.74 0.14 0.77 0.83d0.83d
19790.40 0.53 0.80 0.26d0.70 0.99 0.17 0.46 0.22 -----z-----z0.36b-----z
19800.20r0.58a0.59e0.00p1.26 -----z-----z0.33 -----z0.18 -----z-----z-----z
19810.19 -----z-----z1.80e0.81 2.00 0.52 0.23e0.45a0.90 -----z0.85b-----z
19820.30c0.19 0.55 1.49c-----z-----z-----z-----z-----z-----z-----z-----z-----z
1983-----z-----z0.23a0.33 0.53 0.25 1.90 0.57 0.92 0.47 0.61 0.92h-----z
19840.21 0.32a0.21b0.53 1.70b0.35 0.65 0.31 0.50 0.44 0.58a0.56e1.70k
19850.19 0.33 0.33 0.23 0.43 0.57 0.93 0.83 0.43 0.31 0.44 0.17 0.93
19860.33 0.51 0.47 0.76 0.20 0.68 0.42 1.12 0.42 0.23 0.60 0.16 1.12
19870.23 0.18 0.30 0.28 0.73 1.10g2.50e0.93e0.22c0.03 0.19l0.52k-----z
19880.48s0.93l0.46f0.59 2.08 0.86 0.46 0.16 0.09 0.38 0.42 0.18s-----z
19891.00m0.52p0.69i0.73m1.20f0.42 0.46 0.57 0.53 0.42 0.45 0.50d-----z
19900.25a0.26d0.38b0.60a0.72a0.54 0.77 0.80 0.46 0.71 0.30c0.36 0.80l
19910.23e0.47 0.30b0.52c0.55a0.03l-----z0.37l0.52 0.83a0.54o0.58f-----z
19920.22 0.34a0.27 0.33 1.00 1.17 0.55 0.51 0.65 0.43a0.32f0.49 1.17h
19930.22a0.27 0.53 0.40a0.50 0.50 0.52 0.41 0.21 0.20 0.20a0.44a0.53d
19940.35 0.43a0.29a0.90c0.82 1.20 0.62 0.55b0.28b0.84r0.54c0.63b-----z
19951.08j0.31 0.62 0.47b0.69 0.96 0.44 0.71 0.38b0.62 0.63a0.43e1.08t
19960.42a0.36b0.61 0.66 0.78 0.48 0.87 0.53 0.75 0.45 1.66a0.45a1.66e
1997-----z0.55i0.24 0.77 0.44 1.75 0.75 0.66 0.75 1.08 0.31 0.52 -----z
19980.86 0.20 0.31 0.26 0.29 1.37 0.24 0.43 0.49 0.26 0.52 0.53 1.37
19990.75 0.43 0.35 0.47 0.81 0.54 0.42 0.68 1.01 0.36 0.95 0.50 1.01
20000.78 0.35 0.49 0.31 0.61 0.89 0.38 0.57 0.21 1.09 0.23 0.36 1.09
20010.07 0.23 0.20 0.35 0.84 0.82 0.93 0.29 0.42 0.33 0.38 0.28 0.93
20020.31 0.49 0.37 0.90 0.70 0.78 0.63 0.88 0.92 0.47 0.54 0.27 0.92
20030.59 0.46 0.91 0.42 0.38 0.47 0.29 0.29 0.41 1.18 0.38 0.36 1.18
20040.26 0.28 0.16 0.53 0.85 0.93 0.70 0.65 0.80 0.47 0.28 0.18 0.93
20050.44 0.18 0.28 0.29 0.58 0.77 0.64 0.80 0.62 0.50 0.37 0.56 0.80
20060.42 0.44 0.33 0.69c0.57 0.56 0.58 0.33 0.07t0.83 0.68 0.31 0.83w
20070.19 0.36 0.23 1.09 0.44 1.11 0.61 0.38d1.11e0.71 0.52a0.27 1.11j
20080.31 0.52 0.57c0.50 1.11 0.46 0.26 0.30 0.43 0.27 0.37 0.67 1.11c
20090.78 0.52 1.10 0.40 0.57 1.33d0.36 0.69 0.37 0.33b0.17 1.00 1.33f
20100.25 0.20 0.32c2.70 0.41 0.80 0.27 0.71 0.29 0.60 0.91 0.41 2.70c
20110.47 0.44 0.49 0.58 0.52a0.62 0.45 0.32 0.21 0.40 0.27 0.26 0.62a
20120.30 1.04 0.62 0.75 1.60 0.78a0.60 0.28 0.25 0.59 0.26 0.26 1.60a
20130.28 0.22 0.31 0.31 0.55 0.33 0.38e0.04q-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN0.41 0.39 0.44 0.60 0.72 0.80 0.61 0.55 0.56 0.52 0.52 0.48 1.11
S.D.0.21 0.18 0.21 0.45 0.38 0.40 0.41 0.22 0.29 0.27 0.27 0.24 0.41
SKEW0.80 1.60 1.01 2.84 1.70 1.12 3.01 0.43 0.53 0.77 2.03 1.04 2.34
MAX0.87 1.04 1.10 2.70 2.08 2.00 2.50 1.12 1.19 1.18 1.66 1.13 2.70
MIN0.07 0.18 0.16 0.16 0.20 0.25 0.17 0.16 0.09 0.03 0.17 0.16 0.53
YRS40 41 43 44 43 41 43 43 42 42 39 40 25