GRIGGS 3 W, AZ

Maximum of Precipitation (Inches)

(023702)

File last updated on April 24, 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
19500.40 0.49 0.58 0.00 0.00 0.02 0.25 0.12 0.11 0.00 0.26 0.00 0.58
19511.10 0.11 0.12 0.14 0.18 0.00 1.65 3.20 0.12 0.55 0.60 0.57 3.20
19520.35 0.10 0.64a0.48 0.00 0.57 1.21 0.29 0.14 0.00 0.88 0.48 1.21a
19530.28 0.20 0.27 0.00 0.03 0.00 1.40 0.07 0.00 0.00 0.10 0.20 1.40
19540.65 0.38 0.70 0.00 0.02 0.14 0.20 0.52 1.41 0.08 0.00 0.01 1.41
19551.19 0.04 0.00 0.00 0.00 0.04 0.95 0.76 0.00 0.04 0.07 0.05 1.19
19560.23 0.04 0.00 0.00 0.00 0.01 0.01 0.17 0.00 0.65 0.00 0.00 0.65
19570.47 0.22 0.57 0.17 0.05 0.06 0.37 0.09 0.00 0.85 0.34a0.06 0.85a
19580.06 1.31 0.47 0.26 0.00 0.16 0.34 0.11 0.20b0.46 0.09 0.00a1.31c
19590.42 1.13 0.00 0.00 0.01 -----z0.47 0.90 0.00 0.80 0.87 1.41a-----z
19600.58 0.05 0.15 0.00 0.02 -----z0.02 1.53 0.00 0.27b0.13 0.04 -----z
19610.38 0.00 0.30 0.00 0.00 0.00 0.81 0.40a0.29 0.29 0.00 1.00 1.00a
19620.90 0.27 0.31 0.00 0.00 0.00 0.00 0.03 0.41 -----z0.48 0.30 -----z
19630.20 0.68 0.43 -----z0.00 -----z0.00 1.40 0.13 1.30 -----z0.40 -----z
19640.11 0.00 0.38 0.02 0.02 0.00 0.64 1.02a0.52 0.25 0.21 0.45 1.02a
19651.03 1.14 1.07 0.89 0.61 0.09 0.97 0.31 0.42 0.00 0.44 1.25 1.25
19660.48 0.68 -----z0.00 0.00 0.03 0.83 1.15m2.31 0.05 0.44 0.15 -----z
19670.52 0.00 0.27 0.21 0.00 0.28 0.70 0.28 1.09 0.50 0.64 1.66a1.66a
19680.05 0.56 0.34 0.00 0.00 0.00 0.30 0.89 0.00 0.49 0.66 0.38 0.89
19691.67 0.23 0.44 0.12 -----z0.00 0.33 0.25 0.65 0.00 0.84 0.43 -----z
19700.00 0.27 0.86 0.00 0.00 0.00 0.05 0.37 4.47 0.00 0.10 0.33 4.47
19710.11 0.18 0.00 0.00 0.08 0.00 1.33 0.72 0.49 0.13 0.02 0.22 1.33
19720.00 0.00 0.00 0.00 0.00 0.11 0.00 0.97 0.32 0.91 0.39 1.65 1.65
19730.04 1.07 0.27 0.00 0.08 0.00 0.50 0.00 0.00 0.00 0.50c0.00 1.07c
19740.51 0.00 1.20 0.00 0.00 0.00 0.00t0.75 1.55 1.37 0.20 0.72 1.55t
19750.10 0.21 0.34 0.15 0.00 0.00 0.04 0.47 1.20 0.37 0.51 0.54 1.20
19760.00 0.46 0.00 0.26 0.38 0.00 0.68 0.00 0.68 1.07 0.31 0.10 1.07
19770.81 0.03 0.08 0.01 0.21 0.00 0.00 0.03 0.06 0.40 0.00 0.11 0.81
19780.85 1.30 2.67 0.10 0.00 0.00 0.75 0.71 0.18 0.18 1.30 1.38 2.67
19791.08 0.01 0.91 0.00 0.26 0.00 0.07 0.92 0.00 0.02 0.12 0.05 1.08
19800.51 0.77 0.42 0.37 0.00 0.00 0.00 1.71 0.70 0.08 0.00 0.12 1.71
19810.44 0.87 0.59 0.16 0.00 0.00 0.45 0.48 0.60 0.90 0.40 0.00 0.90
19820.59 0.33 0.65 0.00 0.52 0.00 0.89 1.72 0.72 0.00 1.35 0.59a1.72a
19830.41 0.41 1.63 0.14 0.00 0.00 0.03 1.13 1.17 0.13 0.39 0.30 1.63
19840.58 0.00 0.00 0.32 0.00 0.06 0.55 1.08 1.28 0.72 0.75 1.10 1.28
19851.49 0.69 0.21 0.00 0.00 0.00 1.26 0.26 0.89 0.46 1.40 1.11 1.49
19860.08 0.42 0.45 0.12 0.07 0.08 0.08 0.16 0.09 0.25 0.00 0.02q0.45q
19870.37 1.55 0.00 0.00 0.00 0.00 0.36 0.66 0.43 0.83 1.11 1.36 1.55
19880.57 0.16 0.09 0.52 0.00 0.00 0.70 2.20 0.05 1.02 0.80 0.02 2.20
19890.90 0.00 1.17 0.00 0.01 0.00 0.14 0.00 0.13 0.37 0.00 0.06 1.17
19900.60 0.18 0.17 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN0.51 0.40 0.47 0.11 0.07 0.04 0.50 0.68 0.57 0.40 0.43 0.48 1.46
S.D.0.41 0.43 0.52 0.19 0.14 0.11 0.46 0.69 0.83 0.40 0.40 0.52 0.77
SKEW0.89 1.09 2.21 2.30 2.61 3.66 0.74 1.62 2.94 0.79 0.88 1.01 2.31
MAX1.67 1.55 2.67 0.89 0.61 0.57 1.65 3.20 4.47 1.37 1.40 1.66 4.47
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.58
YRS41 41 40 39 39 37 39 39 40 39 39 39 32