SUMMIT 1 W, SD

Maximum of Precipitation (Inches)

(398116)

File last updated on April 20, 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
1956-----z-----z-----z-----z-----z-----z-----z-----z0.29 1.30 0.45 0.05 -----z
1957-----z0.20a0.18 1.50 2.95 0.81 0.22 2.20 0.72 1.96 0.19 0.10 -----z
19580.07 0.63 0.18 1.18 0.41 0.65 0.65 0.43 0.57 0.27 0.53 0.05 1.18
19590.13 0.12 0.00 0.38 1.25 1.57 1.58 1.67 0.38 0.46 0.11 0.77 1.67
19600.11 0.43 0.20 1.16 1.71 1.10 1.25 1.14 0.94 0.54 0.59 1.00 1.71
19610.02 0.10 0.11 0.76 1.84 0.18 0.68 2.52 0.94 0.96 0.18 0.14 2.52
19620.20 0.45 0.26 0.68 1.76 1.82 1.32 0.51 0.25 0.23 0.30 0.02 1.82
19630.15 0.17 0.55 0.36 1.33 1.06 2.15 0.55 1.33 0.39 0.67 0.11 2.15
19640.05 0.15 0.40 0.80 0.24 0.84 0.78 1.31 0.64 0.00 0.07 0.08 1.31
19650.07 0.09 0.73 0.83 1.81 0.55 1.59 0.46 1.07 0.36 0.26 0.50 1.81
19660.04 0.43 0.40 0.65 0.95 0.44 1.44 2.65 0.33 0.60 0.12 0.03 2.65
19670.17 0.20 0.12 0.57 0.45 1.50 0.50 0.54 0.32 0.41 0.09 0.37 1.50
19680.14 0.00 0.25 1.72 0.97 0.65 1.07 0.63 0.85 0.92 0.21 0.20 1.72
19690.38 0.30 0.20 0.65 1.35 1.11 1.20 0.80 1.35 1.18 0.05 0.20 1.35
19700.12 0.03 0.78 1.00 0.42 1.15 2.00 0.80 0.58 0.45 1.00 0.05 2.00
19710.08 0.17 0.01 1.20 1.65 5.61 1.42 2.00 1.27 1.17 0.90 0.40 5.61
19720.20 0.37 0.54 0.75 1.74 0.73 3.63 0.64 0.12 0.46 0.20 0.30 3.63
19730.30 0.12 1.02 1.15 3.25 0.21 0.50 0.45 0.75 0.37 0.47 0.08 3.25
19740.00 0.12 0.16 0.58 0.54 1.12 0.54 1.12 0.28 0.61 0.22 0.08 1.12
19750.23 0.08 0.40 0.40 0.83 0.98 0.87 0.95 0.37 0.55 0.19 0.10 0.98
19760.27 0.08 0.30 0.65 0.27 0.91 0.72 1.46 1.02 0.12 0.00 0.18 1.46
19770.15 0.47 2.75 1.00 1.50 1.41 1.45 1.80 0.96 1.60 0.75 0.36 2.75
19780.20 0.24 0.39 0.72 1.49 1.88 0.32 0.85 0.67 0.14 0.46 0.21 1.88
19790.35 0.12 0.56 0.83 0.50 1.92 1.40 1.55 0.08 1.18 0.00 0.10 1.92
19800.21 0.46 0.41 0.43 1.40 1.06 1.40 1.15 0.30 0.63 -----z0.03 -----z
19810.04 0.67 0.64 0.27 1.23 -----z-----z-----z-----z-----z-----z-----z-----z
1982-----z-----z-----z-----z-----z-----z3.65 0.75 0.97 1.40a0.43f0.02 -----z
19830.10 0.35 0.52 0.40 0.39 1.40 1.85 1.65 0.82 0.55 0.68 0.20 1.85
19840.54a0.42d0.94 0.97 0.69 1.55 0.65 0.86 0.45 1.28 0.02 0.21 1.55e
19850.08 0.17 1.75a0.61 0.55 0.65 1.66 1.58 0.94 0.75 0.40b0.29a1.75d
19860.15a1.02a0.85 2.33 1.25 2.77 1.17 1.02 0.90 0.22 0.20 0.00 2.77b
19870.12 0.30 0.78 0.33 0.62 0.43 1.28 0.72 0.57 0.32a0.78 0.09a1.28b
19880.50 0.13c0.32a0.25 0.77 0.48 0.65 2.14 2.49 0.20 0.62 0.41 2.49d
19890.46 0.11b0.37a0.82 0.58 0.44 1.04 1.70 2.95 0.32 0.27 0.05 2.95c
19900.05 0.19 0.93 0.64 0.93 1.30 0.62 0.95 0.67 0.74 0.02 0.20 1.30
19910.08 0.37 0.60 2.45 1.02b1.40 2.02 1.07 1.45 0.65 0.12a0.06a2.45d
19920.31 0.12 0.30a0.66 0.45 1.70 0.43 0.31 1.01 0.35 0.69 0.19 1.70a
19930.24b0.20a0.42 0.65 0.75 1.41 2.15 0.91 1.07 0.34 0.41 0.33a2.15d
19940.40 0.33 0.30 0.84a1.04 1.21 2.73 1.00 0.76 0.53 0.30 0.20 2.73a
19950.34 0.26 0.54 0.91 1.10 1.12 2.81 2.37 1.36 0.58 0.14a0.15 2.81a
19960.43 0.15a0.35 0.10 1.05 1.08 1.63 0.73 0.95 1.78 0.60 0.27a1.78b
19970.07f0.22 0.37b0.98 0.79 0.23a1.85 1.62 0.83 1.08 0.38c0.28 1.85l
19980.31a0.46 0.58 0.60a1.55 1.18 1.03 1.80 0.05 1.74 0.77 0.15a1.80c
19990.27a0.17 0.47 0.57 1.49 0.97 0.67 0.85 1.01 0.22 0.06 0.08 1.49a
20000.10 0.32a0.38 0.52a0.43 0.46 1.36 0.43 0.58 0.28 1.87 0.25 1.87b
20010.72 0.31 0.02a1.88a1.05 1.78 1.56 0.23 1.08 1.76 0.85 0.03b1.88d
20020.24c0.14 0.18 0.96 0.72 2.22 0.70 0.94 0.30 1.16 0.09a0.23 2.22d
20030.12a0.17 0.12 0.42 1.23 1.31 0.73b0.73 1.07 0.58 0.20 0.19 1.31c
20040.36 0.10 0.32 0.70 1.49 0.66 2.37 0.35 1.62 1.47 0.29 0.07 2.37
20050.19 0.16 0.06 0.58 1.14 1.41 0.68 1.19 0.97 1.00 1.21 0.42 1.41
20060.20 0.05 0.12a0.84 0.69 0.94 0.16 1.77 1.93 0.45 0.19 0.19 1.93a
20070.04d0.72 0.61 0.96 0.92 0.86 1.33 1.17 4.02 0.52 0.06 0.74 4.02d
20080.02 0.12 0.69a0.48a0.82 2.96 1.10 1.08 1.30 1.04 0.74 0.22 2.96b
20090.21 0.22 0.99 0.30 0.76 0.76 1.26 2.58 1.03 1.56 0.17 0.35 2.58
20100.34 0.50 0.14 0.78 0.60 0.70 1.30 1.65 1.40 1.11 0.10 0.36 1.65
20110.21 0.58b1.09 0.30 0.87 1.54 1.11 0.30 0.35 0.27 0.15 0.21 1.54b
20120.14 0.79 0.49 1.51 0.69 0.79 1.03 0.99 0.02 1.01 0.10 0.39 1.51
20130.30 1.35 0.81 1.08a0.91 1.12 0.54 0.23 1.61 1.91 0.01 0.35 1.91a
20140.35 0.04 0.18 0.51 0.73 1.91 0.80 1.58 0.26 0.15 0.30b0.21 1.91b
20150.12 0.11 0.20 0.32 1.30 1.10 1.75 1.26 0.14 0.95 0.70 0.30 1.75
20160.18 0.19 0.20 1.20 0.39 0.63 2.38 1.65 0.50 1.31 0.51 0.52 2.38
20170.21 0.04 0.30 0.77 0.68 2.07 2.91 2.63 1.51 0.63 0.20 0.10 2.91
20180.04 0.20a0.77 0.18c1.12 1.10 1.95 0.33 1.19 1.00 0.27 0.38 1.95d
20190.21 0.42 0.71 2.25 1.22 0.92 2.55 1.79 1.62 1.45 0.57 0.44 2.55
20200.25 0.06 0.05 0.76 1.56 1.63 0.60 0.69 0.35 0.66 0.63 0.31 1.63
20210.12 0.05 0.71 1.48 0.91 0.37 0.74 1.72 3.02 1.50 0.43 0.35 3.02
20220.32 0.06 0.42 0.86 1.01 0.74 2.02 3.98 0.29 1.30 1.15 0.83 3.98
20230.11 0.39 0.39 0.54 0.62 0.61 0.91 2.00 1.41 2.20 0.05 1.14 2.20
20240.12 0.36 0.30 1.26n-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN0.20 0.28 0.48 0.83 1.04 1.19 1.34 1.23 0.94 0.82 0.39 0.26 2.14
S.D.0.14 0.24 0.42 0.49 0.56 0.80 0.77 0.73 0.73 0.54 0.35 0.23 0.81
SKEW1.10 1.99 2.77 1.47 1.52 2.87 0.98 1.05 1.82 0.62 1.56 1.81 1.67
MAX0.72 1.35 2.75 2.45 3.25 5.61 3.65 3.98 4.02 2.20 1.87 1.14 5.61
MIN0.00 0.00 0.00 0.10 0.24 0.18 0.16 0.23 0.02 0.00 0.00 0.00 0.98
YRS65 67 67 66 66 65 66 66 67 67 65 67 61