GRAND FORKS INTL AP, ND

Total of Precipitation (Inches)

(323616)

File last updated on April 16, 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
1965-----z-----z-----z2.92 3.91 3.57 3.72 1.87 5.57 1.11 1.23 0.60 24.50c
19660.37 0.49 3.08 1.09 1.29 2.78 7.31 3.30 0.58 0.85 0.31 0.92 22.37
19671.76 0.32 0.56 3.20 0.14 2.45 0.58 0.34 1.35 1.12 0.09 0.82 12.73
19680.53 0.11 0.74 2.50 1.58 6.48 4.89 3.59 1.65 0.46 0.18 0.66 23.37
19691.58 0.54 0.15 0.62 2.09 4.69 1.42 1.97 3.61 1.12 0.05 0.76 18.60
19700.65 0.27 0.94 1.00 3.90 2.36 2.49 1.23 3.29 0.82 1.12 1.24 19.31
19711.11 0.28 0.72 0.99 2.10 2.94 4.27 2.48 2.57 3.05 0.45 0.35 21.31
19720.52 0.64 0.70 2.55 1.32 0.81 1.46 1.55 2.42 0.51 0.27 0.86 13.61
19730.11 0.12 0.90 0.54 2.60 1.77 0.92 1.58 4.85 2.01 0.77 1.04 17.21
19740.75 0.69 0.42 3.62 3.55 1.44 2.48 5.10 0.54 1.29 0.74 0.45 21.07
19751.61 0.38 1.08 2.18 0.77 4.97 1.31 1.63 0.46 1.88 0.91 0.21 17.39
19761.48 0.54 1.36 1.10 0.47 3.08 1.87 2.54 0.58 0.32 0.03 0.35 13.72
19770.55 1.41 1.16 0.41 3.55 1.57 3.89 2.53 3.40 1.61 2.70 0.83 23.61
19780.26 0.35 0.20 0.74 2.71 1.24 2.61 4.01 3.91 0.27 0.79 0.63 17.72
19790.52 1.40 1.63 3.18 1.66 2.17 3.37 1.81 0.44 1.57 0.22 0.07 18.04
19800.90 0.39 0.58 0.00 0.83 1.45 1.86 4.88 2.12 1.17 0.93 0.24 15.35
19810.17 0.61 0.74 0.78 1.25 4.52 1.31 2.26 5.02 2.46 0.59 0.25 19.96
19821.59 0.26 1.10 0.38 2.81 3.28 3.30 1.42 1.56 5.00 0.72 0.43 21.85
19830.42 0.33 1.95 0.38 1.79 3.66 2.97 3.59 3.03 2.26 0.76 0.62 21.76
19840.56 0.50 0.59 1.83 0.82 5.98 1.96 3.64 0.33 4.24 0.25 1.23 21.93
19850.39 0.33 1.31 0.68 4.32 2.03 1.32 3.17 1.10 1.73 1.47 0.37 18.22
19860.59 0.40 0.04 2.02 1.81 1.07 3.71 1.58 2.40 0.35 1.96 0.36 16.29
19870.52 1.54 0.54 0.28 3.76 1.66 5.84 3.59 1.86 0.32 0.50 0.37 20.78
19880.87 0.15 0.91 0.00 1.67 1.34 3.73 1.34 2.00 0.30 0.68 1.96 14.95
19891.71 0.11 1.35 0.33 2.16 1.55 0.49 3.18 0.86 0.17 0.47 0.23 12.61
19900.22 0.32 2.27 2.18 1.01 4.06 1.74 2.29 1.83 0.35 0.03 0.56 16.86
19910.35 0.79 0.40 3.18 3.75 3.22 3.07 1.67 3.45 2.09 0.50 0.38 22.85
19920.63 0.47 0.82 1.21 3.11 4.01 1.19 2.72 1.50 0.08 0.98 0.80 17.52
19930.40 0.09 0.35 0.41 1.61 4.59 7.49 4.90 0.77 0.33 1.08 0.50 22.52
19940.61 0.58 0.38 1.15 1.39 5.50 4.67 2.72 1.41 3.23 2.15 0.10 23.89
19950.43 -----z1.65 0.49 1.96 2.95 9.08 3.23 2.41 2.15 1.45 0.64 26.44a
19961.08 0.79 0.95 0.62 3.16 1.39 3.05 0.96 1.94 1.26 1.80 1.32 18.32
19970.60 0.30 0.85 1.64 2.06 2.63 6.51 2.75 1.77 -----z-----z-----z19.11c
19980.45 1.49 0.08 1.04 2.37 5.31 2.30 1.68 0.26 5.79 1.73 0.24 22.74
19990.99 0.23 1.04 1.90 5.01 3.48 1.63 4.44 2.55 0.12 0.00 0.35 21.74
20000.07 1.65 0.56 1.06 0.84 7.20 2.32 2.45 1.53 2.51 3.94 0.53 24.66
20010.14 0.40 0.21 1.34 3.73 1.74 7.17 3.20 1.37 1.50 0.43 0.28 21.51
20020.06 0.03 0.37 0.77 1.66 6.03 4.36 6.21 0.87 1.00 0.21 0.32 21.89
20030.22 0.19 0.47 1.00 4.27 3.25 2.87 1.00 2.38 0.73 0.71 0.67 17.76
20040.73 0.34 1.59 0.41 5.74 0.68 2.05 2.34 4.24 2.19 0.11 0.96 21.38
20050.69 0.17 0.30 0.65 3.89 7.50 0.91 5.27 1.27 2.16 1.33 0.50 24.64
20060.61 0.57 1.34 1.09 2.37 0.94 0.76 3.18 2.45 1.03 0.42 0.62 15.38
20070.22 0.60 2.30 0.47 5.12 4.19 1.50 1.79 0.80 3.09 0.26 0.75 21.09
20080.05 0.59 0.50 0.53 1.00 2.96 4.21 2.55 4.39 4.20 2.37 0.98 24.33
20090.27 0.91 2.17 1.24 1.29 3.55 0.86 3.17 0.78 2.61 0.29 0.69 17.83
20100.69 0.44 1.45 1.30 4.56 4.03 2.16 4.12 5.28 2.44 0.58 0.72 27.77
20110.85 0.04 0.76 2.40 2.45 3.34 2.69 3.23 2.89 0.30 0.12 0.65 19.72
20120.38 0.51 1.79 1.45 1.75 2.38 3.35 2.01 0.20 2.14 0.85 0.31 17.12
20130.42 0.37 0.98 1.61 4.79 3.10 2.08 0.88 1.97 2.48 0.15 0.82 19.65
20140.69 0.41 0.93 2.62 2.56 6.60 3.70 3.20 1.29 0.37 0.31 0.22 22.90
20150.42 0.40 0.31 0.73 4.45 2.51 5.10 2.89 0.84 1.20 1.40 1.06 21.31
20160.32 0.26 0.55 1.56 3.70 3.30 5.30 3.53 4.16 1.10 1.33 1.61 26.72
20170.45 0.40 0.85 1.34 1.11 4.57 1.17 1.16 4.45 0.12 0.86 0.77 17.25
20180.50 0.43 1.85 0.35 1.55 4.41 3.76 1.81 2.22 3.04 0.58 0.63 21.13
20190.58 0.99 1.21 1.71 1.72 1.67 3.50 2.66 8.14 3.48 0.95 1.50 28.11
20200.78 0.12 0.26 0.94 1.05 5.90 6.70 2.41 0.30 0.37 0.12 0.40 19.35
20210.30 0.16 0.23 0.89 2.29 2.45 0.42 5.06 1.37 3.48 1.12 1.36 19.13
20220.62 0.88 0.30 5.47 5.09 2.16 4.59 1.42 0.53 0.17 0.52 1.57 23.32
20230.12 0.28 1.05 1.83 1.12 2.22 1.87 1.14 2.60 2.17 0.10 0.93 15.43
20240.26 0.23 0.17 0.18o-----z-----z-----z-----z-----z-----z-----z-----z0.66i
Period of Record Statistics
MEAN0.61 0.49 0.92 1.35 2.48 3.27 3.11 2.68 2.20 1.64 0.81 0.68 19.99
S.D.0.42 0.38 0.64 1.03 1.39 1.69 1.97 1.26 1.61 1.32 0.75 0.41 3.60
SKEW1.25 1.55 1.06 1.48 0.52 0.65 0.95 0.61 1.21 0.98 1.77 0.98 -0.01
MAX1.76 1.65 3.08 5.47 5.74 7.50 9.08 6.21 8.14 5.79 3.94 1.96 28.11
MIN0.05 0.03 0.04 0.00 0.14 0.68 0.42 0.34 0.20 0.08 0.00 0.07 12.61
YRS59 58 59 59 59 59 59 59 59 58 58 58 56