CHISOS BASIN, TX

Maximum of Precipitation (Inches)

(411715)

File last updated on May 13, 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
1943-----z-----z-----z-----z-----z-----z-----z0.05 0.65 0.20 0.46 0.53 -----z
19440.73 0.44 0.35 0.00 0.48v0.84 -----z1.68 2.31 0.22 0.62 0.44 -----z
19450.28 0.63 0.72 0.06 0.04 0.40 1.29 0.38 0.71 0.64 0.00 0.00 1.29
19461.76 0.00 0.19 0.51 1.62 1.11 0.53 0.82 1.44 0.93 0.06 0.61 1.76
19470.75 0.13 0.20 0.00 1.06 1.29 0.14m1.57 1.36a0.38b0.38 0.63 1.57p
19480.04 0.30 0.00 0.31 0.15 1.83 2.14 0.26 0.43 0.78b0.12e0.28 2.14g
19490.88 0.31 0.08 1.20 1.20 0.62 0.86 1.29 0.55 0.67 0.00 0.37 1.29
19500.65 0.23 0.06 0.06 0.73 1.27 2.14 2.02 0.71 0.00 0.00 0.00 2.14
19510.08 0.03 0.57 0.02 0.30 2.15 0.78 0.41 0.48 0.91 0.03 0.45 2.15
19520.66 0.08 0.24 0.72 0.48 0.56 2.00 0.05 0.02 0.00 0.05 0.46 2.00
19530.00 0.40 0.70 0.21 0.30 0.05 1.55 0.54 0.57 0.29 0.00 0.13a1.55a
19540.31 0.01 0.00 0.51 0.57 0.58 0.36 1.78 0.43 0.31 0.00 0.12 1.78
19550.18 0.00 0.00 0.29 0.54 0.63 0.51 1.20 0.92 0.13 0.72 0.05 1.20
19560.57 0.12 0.00 0.00 0.81 0.61 0.54 0.81 0.87 0.21 0.08 0.05 0.87
19570.14 0.57 0.66 0.38 1.38 0.52 0.93 0.34 0.79 1.55 0.21 0.49 1.55
19581.23 0.70 0.16 0.04 0.47 0.45 0.40 0.50 0.95 0.73 0.23 0.24 1.23
19590.03 0.23 0.00 0.53 0.85 1.04 3.26 0.57 0.80 0.81 1.38 0.40 3.26
19600.87 0.19 0.00b0.78 0.19 0.95 1.97 1.09 0.04 0.41 0.37 0.55 1.97b
19610.54 0.46 0.15 0.47 1.40 0.92 1.06 0.83 0.33 0.60 1.33a0.05 1.40a
19620.15 0.03 0.07 0.10 0.21 0.79 1.75 0.43 0.63 1.56 0.20 0.38 1.75
19630.23 0.35 0.22 0.70 1.73 0.32 1.78 0.86 0.63 0.94 0.44 0.25 1.78
19640.11 0.00 0.19 0.12 0.92 0.96 0.75 0.74 0.62 0.34 0.00 0.75 0.96
19650.23 0.32 0.05 0.00 0.46 1.28 0.74 1.03 1.57 0.00 0.35 0.54 1.57
19660.28 0.20 0.28 0.29 0.14 1.42 1.80 0.63 1.50 4.29 0.00 0.11 4.29
19670.11 0.75 1.38 0.04 0.03 1.88 1.30 0.95 1.08 0.60 0.02 0.33 1.88
19680.47 0.59 0.25 1.36 0.33 0.44 0.88 0.59 1.42 1.16 1.17 0.02 1.42
19690.48 0.03 0.04 0.53 1.55 1.00 0.96 1.08 0.50 1.05 0.32 0.48 1.55
19700.17 1.13 0.50 0.25 0.20 1.93 0.90 1.43 3.45 1.99 0.00 0.17 3.45
19710.10 0.00 0.00 0.00 0.30 0.18 1.52 1.15 0.52 2.32 0.00 0.13 2.32
19720.45 0.00 0.35 0.00 0.77 0.17 0.42 1.91 2.22 0.38 0.62 0.00 2.22
19730.11 0.75 0.04 0.15 0.65 0.44 1.41 0.87 1.68 0.00 0.00 0.00 1.68
19740.03 0.02 0.95 0.10 0.42 0.08 1.15 4.02 1.62 0.75 0.23 0.82 4.02
19750.20 0.30 0.00 0.02 0.46 0.16 1.93 1.90 0.21 0.30 0.18 0.31 1.93
19760.35 0.00 0.00 0.52 0.98 0.33 2.20 0.52 1.60 0.90 0.60 0.99 2.20
19770.05 0.01 0.03 0.70 0.29 1.04 0.47 0.24 0.15 0.24 0.20 0.10 1.04
19780.29 0.45 0.28 0.07 0.81 0.41 0.75 2.32 1.75 0.66 1.23 0.28 2.32
19790.10 0.20 0.15 0.97 1.01 1.47 1.22 1.32 0.72 0.00 0.15 0.04 1.47
19800.17 0.10 0.10 0.02 0.05 1.23 0.61 2.37 0.66 0.71 0.50 0.68 2.37
19810.41 0.40 0.32 1.15 1.02 1.66 0.69 1.34 1.00 1.15 0.00 0.00 1.66
19821.17a0.53 0.00a0.53 1.34 1.68 1.80 0.57 0.52 0.01 0.19 0.61 1.80b
19830.85 0.62 1.00 0.53 1.65 0.09 1.32 0.84 1.10 1.86 0.59 0.01a1.86a
19840.72 0.05 -----z0.01 0.89 1.55a1.58 0.65 1.30 0.93 0.83 0.48 -----z
19850.99a0.18 0.50 0.15 0.74 -----z0.37b0.23 2.45 0.29 0.25 0.00 -----z
19861.20 0.33 0.00 0.42 0.43 1.39 0.88 1.30 1.73 2.05 0.56a1.14 2.05a
19870.32 0.31 0.00 0.83 0.78 0.46 0.91 2.30 0.54 0.55 0.07 0.64 2.30
19880.01 0.17 0.12 0.01 3.50 0.53 1.58 0.55 1.28 0.33 0.00 0.26 3.50
19890.18 0.70 0.08 0.02a0.40 0.54 0.54 0.47 0.31 0.18 0.17 0.14 0.70a
19900.10 0.44 0.44 0.21 0.87 0.36 1.93 1.70a2.60 1.16 0.21 0.13 2.60a
19910.18 0.44 0.20b0.54 0.48 0.60 1.95 2.30 0.84 0.08 0.28 1.03 2.30b
19920.51a2.21 0.22 1.08 0.72 0.45 2.00 3.31 0.24 0.14 0.30 0.20 3.31a
19930.35 0.36 0.27 0.03 1.03 0.38 1.90 0.34 2.01 1.10 0.05 0.46 2.01
19940.62 0.81 0.79 0.15 0.69 1.85 1.21 0.63 0.15 1.13h0.06 0.11 1.85h
19950.01 0.61 0.00 0.35 0.73 1.31 0.20 0.76h3.54 0.29 0.79 0.00l3.54t
19960.00 0.05 0.00 0.08 0.50 2.85 0.97 1.11 0.30 0.29 0.30 0.00 2.85
19970.15 1.25 0.62 0.65 0.43 0.59 0.80 0.90 0.72 0.58 0.78 0.45 1.25
19980.00 0.23 0.25 0.00 0.01 1.00 1.08 0.72 0.44 0.76 0.95 0.02 1.08
19990.00 0.07 0.63 0.20 0.25 0.96 2.46 1.21 1.13 0.08 0.00 0.00 2.46
20000.00 0.50 0.12 0.18 0.00 0.90 1.92 0.81 0.15 0.82 0.74 0.15 1.92
20010.56a0.50 0.12 0.38 0.81 0.09 0.39 2.05 0.36 0.65 0.48 0.00 2.05a
20020.01 0.06 0.00 0.67 0.35 0.85 1.05 2.44 0.07 2.00 0.03 0.17 2.44
20030.16 0.75 0.24 0.10 1.58 2.58 1.60 0.82f0.84 2.60 0.05 0.00 2.60f
20040.43 0.33 1.05 0.90 1.58 1.46 1.58 1.24 1.47 0.32 1.50 0.03 1.58
20050.36 0.38 0.06 0.04 0.60a0.29 1.20 1.18 0.89 1.22 0.00 0.45 1.22a
20060.13 0.00 0.03 0.35 0.68 0.73 0.67 2.34a0.51 0.74 0.00 0.33 2.34a
20070.86 0.04a0.70 0.15 0.96 1.04g1.70 1.53 1.95 0.62 0.94 0.00 1.95h
20080.25 0.00 0.09 0.08 0.84 1.71 1.40 1.35 1.47 0.40 0.00 0.15 1.71
20090.02 0.00b0.45 0.00 0.63 1.37 1.05 1.12 0.27 0.68 0.55 0.33 1.37b
20100.53 0.80 0.00 2.20 0.24 0.40 1.42 1.78 0.98 0.00 0.00 0.00 2.20
20110.01 0.00 0.00 0.00 0.00 0.00 1.00 0.87 0.67 0.01a0.25 0.05 1.00a
20120.04 0.89 0.26 0.90 2.35 2.25 1.10 1.96 0.42 0.63 0.18 0.02 2.35
20131.38 0.00 0.00 0.00 0.14 0.38 0.46 0.43 1.45 0.24p0.73 0.23 1.45p
20140.00 0.10 0.00 0.59 2.33 0.80 0.66 0.50a1.12c0.00a3.45c0.18h3.45p
20151.03c0.25a0.48a0.56a0.75 1.35a0.78 0.39 0.75 1.10 0.17 0.30a1.35h
20160.12 0.44 0.33 0.00 0.52 1.20a0.27i2.00e1.10 0.15d0.23 0.82 2.00s
20170.06 0.77 0.09c0.15a2.40 0.37a1.70 1.09 0.94 0.10 0.02 0.56a2.40f
20180.00 0.10b0.00 0.10 1.50 2.14a2.50 0.72a2.10 1.02 0.36 1.14i2.50m
2019-----z0.05 0.04 0.85 0.29 0.68b0.02u1.66o1.90 0.02 0.40a0.60 -----z
20200.52 0.23 0.35 0.03e0.38 0.73 0.33b0.19 1.07 0.00 0.00 0.20b1.07i
20210.14 0.36a0.00a0.08 0.99 1.20 0.74 2.70 1.22 0.48 0.10 0.05 2.70b
20220.00 0.48 0.00 0.00 0.20 1.05 0.13 0.60 0.92 1.58 0.13 0.20 1.58
20230.10 0.70 0.63 0.00 1.90 0.21 0.82 1.60 0.37 1.60 0.45 0.00 1.90
20240.25 0.18 0.03 0.00 0.00s-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN0.36 0.34 0.24 0.34 0.78 0.93 1.20 1.15 1.01 0.72 0.36 0.29 1.96
S.D.0.38 0.36 0.30 0.40 0.64 0.63 0.63 0.77 0.72 0.72 0.50 0.28 0.73
SKEW1.42 2.14 1.56 1.81 1.56 0.81 0.59 1.13 1.25 2.07 3.31 0.97 1.02
MAX1.76 2.21 1.38 2.20 3.50 2.85 3.26 4.02 3.54 4.29 3.45 1.14 4.29
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.13 0.05 0.02 0.00 0.00 0.00 0.70
YRS80 81 80 81 79 78 76 78 81 79 81 78 63