JOHN MARTIN DAM, CO

Total of Precipitation (Inches)

(054388)

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
1941-----z-----z-----z-----z-----z-----z-----z2.01 4.64 2.18 0.06 0.07 8.96g
19420.13 0.68 0.18 4.45 0.28 5.02 0.35 3.59 1.35 3.18 0.03 0.78 20.02
19430.13 0.02 0.10 0.88 1.32 0.61 1.17 4.34 0.09 0.68 0.03 0.76 10.13
19441.00 0.17 0.73 3.96 4.88 0.55 4.30 1.00 0.00 1.43 0.64 0.28 18.94
19450.92 0.25 0.03 1.26 0.54 1.12 1.13 4.33 1.46 0.19 0.09 0.12 11.44
19460.24 0.47 1.05 0.72 2.85 1.07 1.16 2.67 0.21 2.44 3.51 0.00 16.39
19470.13 0.25 1.01 1.41 3.08 1.03 0.95 1.01 0.12 0.42 0.06 0.54a10.01
19480.33 0.66 1.21 0.39 2.79 3.11 1.07 2.14 0.39 0.17 0.08 0.05 12.39
19490.50 0.07 0.73 0.94 2.93 3.42 1.34 3.32 0.02 0.81 0.02 0.00 14.10
19500.07 0.06 0.34 0.06 0.71 0.63 2.07 2.13 1.76 0.12 0.05 0.12 8.12
19510.51 0.00 0.10 0.46 1.11 4.29 0.55 2.40 0.25 0.42 0.51 0.00 10.60
19520.07 0.19 0.25 0.91 1.12 0.00 0.34 1.83 1.17 0.00 0.70 0.01 6.59
19530.25 0.00 2.20 0.83 1.62 0.31 0.67 1.62 0.00 0.12 1.31 0.96 9.89
19540.21 0.01 0.34 0.17 1.95 0.09 4.30 0.68 0.23 1.69 0.02 0.12 9.81
19550.00 0.00 0.06 0.50 3.24 0.46 0.73 3.24 0.66 0.10 0.05 0.07 9.11
19560.16 0.13 0.00 0.46 0.61 1.24 2.03 4.68 0.02 0.03 0.22 0.00 9.58
19570.09 0.00 0.31 3.15 2.48 1.02 1.20 0.92 1.66 0.60 0.56 0.00 11.99
19580.46 0.26 0.99 0.75 3.80 0.91 3.18 2.10 0.21 0.11 0.34 0.07 13.18
19590.46 0.32 0.17 0.64 2.42 0.50 0.63 1.49 0.70 2.43 0.09 0.00 9.85
19601.11 0.98 0.27 1.14 1.08 0.96 2.43 0.03 0.82 2.34 0.15 0.86 12.17
19610.00 0.50 0.75 0.14 1.09 3.06 5.59 3.32 1.26 0.29 1.38 0.22 17.60
19620.28 0.01 0.37 0.51 1.85 2.74 3.69 0.12 0.36 0.35 0.60 0.14 11.02
19630.18 0.10 0.60 0.00 1.31 1.48 0.74 2.61 1.75 0.17 0.39 0.23 9.56
19640.00 0.28 0.04 0.80 5.43 0.28 1.02 0.37 0.45 0.14 0.40 0.14 9.35
19650.06 0.15 0.69 0.05 3.24 4.99 3.34 0.51 0.71 2.02 0.03 0.83 16.62
19660.40 0.56 0.00 1.23 0.01 0.39 1.51 3.56 1.58 0.51 0.00 0.26 10.01
19670.16 0.00 0.15 0.20 2.84 1.16 1.27 0.56 1.18 0.34 0.39 0.24 8.49
19680.02 0.08 0.30 0.75 0.87 2.27 3.54 0.69 0.57 0.42 0.02 0.17 9.70
19690.02 0.09 0.69 1.58 1.33 1.46 0.97 1.59 2.73 1.65 0.16 0.20 12.47
19700.00 0.00 0.58 0.89 1.42 1.47 2.56 1.57 1.28 1.09 0.06 0.00 10.92
19710.11 1.37 0.04 0.89 4.28 0.74 4.23 1.23 1.32 0.88 0.90 0.07 16.06
19720.14 0.03 0.17 0.80 1.07 0.63 0.62 2.60 0.69 0.63 0.58 0.36 8.32
19730.02 0.00 2.66 0.96 1.00 -----z-----z-----z2.46 0.38 0.42 0.21 8.11c
19740.08 -----z-----z0.00 0.00 1.40 1.66 0.05 0.00a1.69 -----z-----z4.88d
1975-----z0.08 0.24 0.87 0.55 3.14 1.83 1.74 0.77 0.00 1.00a0.04 10.26a
19760.19 -----z0.07 1.17 1.80 0.21 1.75 1.27 1.62 1.34 0.10 0.00 9.52a
19770.12 0.04 0.00 2.66 5.78 1.21 2.42 2.78 0.03 0.03 0.00 -----z15.07a
19780.20 0.25 -----z1.98 0.97 5.51 1.11 2.16 0.16 0.39a-----z0.24 12.97b
19790.18 0.02 -----z0.26 3.05 1.40 1.93 1.75 0.36 0.81 0.44 0.82 11.02a
19800.09k0.06 2.05 3.76 2.22 0.53 0.75 0.77 0.92 0.00 0.39 0.00 11.45a
1981-----z0.03 0.51 0.25 2.17 0.30 1.94 1.86 0.50 0.08 0.19 0.08 7.91a
19820.01k0.47i0.30f0.40a1.20n3.11g2.69 0.36y1.47 0.55k0.00j2.64a7.20h
19830.21k0.70 2.27a1.43a2.75 1.02f0.99a0.78b0.05 0.03 0.09b0.17 9.26b
19840.18b0.10i1.21c1.65 1.21a0.85a2.16 0.13 0.58i2.76e0.00j0.28 10.43c
19850.29b0.12e0.02 1.85c4.56c0.38 1.92h2.03a0.75b1.52b0.37 0.24 12.13a
19860.02 0.09 0.00 1.16b0.61 2.43b3.66b2.84c1.75 2.42d0.84b0.20b16.02
19870.06 1.64c0.97c0.23b4.09i1.95a0.52c3.54d1.34d0.01 0.35b0.43c11.04a
19880.21g0.13b0.06 0.72b1.02c3.90b1.85b0.86a4.80a0.02 0.00 0.10 13.46a
19890.18a0.09a0.32 0.03 2.87a1.96 0.77 3.78 2.64c0.18a0.04 0.17 13.03
19900.64b1.15a0.57c0.24 2.95 1.99 7.44 0.32 2.32a1.37 0.81 0.37 20.17
19910.45 -----z0.48b1.97 0.55 2.01 4.43b4.08b0.94a0.52a1.57e0.76a17.76a
19920.04a0.71 0.26b0.03 0.68b3.39b4.23c4.39d0.58 0.21a1.16a0.05a15.73
19930.30e0.96b0.58a1.00a1.50f2.04b0.53 3.44a0.91 1.43b0.84a0.02 12.05a
19940.13 0.00 0.66 1.29a2.92f1.85g2.40f2.26a1.29c0.94b0.65a0.07a7.29c
19950.51b0.11d0.54h2.53e4.92c6.65b2.00a0.96b0.51a0.01 0.00 0.08b18.28a
19960.04 0.14a1.28b0.47a2.84b1.48e4.19b3.77c1.57d0.34a0.03 0.05 16.20
19970.23a0.55a0.03 1.43a0.69 0.73 1.93 5.68 1.80 3.11e0.09 0.95 17.22
19980.00 0.22 1.26 0.64 1.20 0.82a6.93 2.23 0.60 0.88 1.79 0.09 16.66
19990.01 0.00 2.16 2.05 3.48 1.99 1.20 3.74 0.74 0.37 0.26 0.00 16.00
20000.15 0.01 1.78 0.93b1.11 1.18b0.90 0.13 0.13 1.38 0.08b0.11 7.89
20010.76 0.22 0.70 0.08 4.98a1.62b4.20 0.30 0.74 0.03 0.04 0.16 13.83
20020.32 0.00 0.01 0.56 0.41 1.59a0.35 1.96 2.92 1.19 0.06 0.43 9.80
20030.04a0.25a0.70 0.59 1.64b3.41a0.22 0.06b0.30 0.07 0.13a0.06 7.47
20040.09 0.21b0.49 3.81a0.19 2.09 2.82 4.70 1.50 0.94 1.15 0.03a18.02
20050.28 0.14 0.52 0.68 2.50g1.14a0.65 0.96 0.05 1.87 0.08 0.12a6.49a
20060.51 0.00 0.61 0.28 0.88 0.62 3.88 3.19 2.41b3.26 0.05 4.01 19.70
20071.32c0.14a0.00b1.21 1.87 2.81 1.21a1.82 0.99 0.91 0.00 0.05 12.33
20080.09 0.15 0.06 0.46 0.83 0.63 2.30 2.35 0.44 2.36 0.08 0.05 9.80
20090.00 0.54 3.00 1.89 1.52 0.97d0.51f0.68 1.25 2.17d0.56 0.29b12.87a
20100.36 0.29 2.14 0.88 1.13 0.45 4.07 2.02 0.50 0.00b0.04 0.06 11.94
20110.07g0.22 0.26c0.39c1.02b2.83c0.82 3.06 0.71 0.15 0.67 0.11c10.24a
20120.00 0.21 0.14b0.79d0.15c1.64f0.89 0.43f1.20c0.25d0.00 0.25b3.88b
20130.04 0.04 0.10 0.23 0.17 3.02 1.58 0.92 1.77 0.61 0.22 0.00 8.70
20140.18 0.28 0.08 1.00 0.16 2.44 2.37 1.01 0.56 1.03 0.29 0.78 10.18
20150.12 0.86 0.09 0.87 6.04 2.11 1.45 2.46 1.06 1.36 0.35 0.19 16.96
20160.10b0.17 0.16 4.93a0.53 5.61 1.73 1.99a1.51 0.00 0.67 0.43 17.83
20171.06 0.05 0.32 2.94 3.59 0.63 4.44a1.90 1.94 0.16 0.01 0.00 17.04
20180.13 0.03 0.57 1.21 0.13 0.49 3.59a0.61 0.24 3.19 0.52 0.00 10.71
20190.46 0.37a1.02 0.25 0.79 1.44 1.35 2.81 1.35 0.30 0.22 0.19 10.55
20200.22 0.38 0.00 0.20 1.83 1.64 3.27 1.10 0.31 0.10 0.26 0.13 9.44
20210.18 0.03b2.03 0.10 2.47b3.82 1.16 1.16 1.38 0.52 0.09 0.00 12.94
20220.15b0.17 0.63 0.08 1.68 3.85 3.21 4.03 0.60 0.02 0.02 0.03 14.47
20230.67 0.11 0.04 1.75 2.40 6.87 1.79 1.12 0.59 0.34 0.01a0.53c16.22
20240.21 0.37h0.30c-----z-----z-----z-----z-----z-----z-----z-----z-----z0.51j
Period of Record Statistics
MEAN0.26 0.26 0.61 1.07 1.91 1.88 2.13 2.02 1.04 0.87 0.39 0.29 12.73
S.D.0.28 0.33 0.70 1.06 1.48 1.56 1.54 1.34 0.92 0.92 0.54 0.56 3.64
SKEW1.85 2.10 1.59 1.76 0.97 1.32 1.20 0.48 1.73 1.10 3.06 4.70 0.41
MAX1.32 1.64 3.00 4.93 6.04 6.87 7.44 5.68 4.80 3.26 3.51 4.01 20.17
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.22 0.03 0.00 0.00 0.00 0.00 6.59
YRS76 77 78 82 77 77 78 80 82 82 79 81 59