GRAND FORKS UNIV (NWS), ND

Total of Precipitation (Inches)

(323621)

File last updated on April 25, 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
18931.96w1.07b0.96a3.37d1.77x3.54t1.19 1.72 0.64 1.37x0.20c0.90v9.15e
18940.61 0.37x0.84a4.33q0.87 3.75 0.90 1.74 1.20 3.05a0.38b-----z13.34c
18950.31a0.30d0.05d0.93 1.89a6.74 2.69 1.54 1.57 0.65 1.58a0.34 18.59
18960.50 0.15 0.46 5.59 7.96 3.15 0.60 2.53 1.39 1.12a2.10 0.55 26.10
18970.65 0.92 0.78 0.56 1.76 1.30 6.44 1.72 0.10 0.85 0.29 0.24 15.61
18980.10 0.86 0.57 4.16 2.32 6.08 3.76 1.35 2.26 1.23 0.00 0.50 23.19
18990.60 0.10 0.60 4.20 6.11 -----z-----z-----z-----z1.55 0.30 0.50 13.96d
19000.11c0.27 0.35 2.22x-----z0.88w1.17 6.98 4.90 2.81 0.90 0.20 17.69c
19010.00 0.20 0.65 2.06 0.28 8.47 4.18 5.40 1.55 2.21 0.02 0.71 25.73
19020.31 0.59 1.74 2.46 3.88 2.09 2.94 2.96t2.08 1.98 0.32 0.46 18.85a
19030.70 0.10 0.51 0.75 1.85 0.49 2.12 4.02 3.65 1.95 0.60 1.05 17.79
19040.30 -----z1.08 1.53 1.70 5.64 2.01 2.79 1.91 2.49 0.00 0.43 19.88a
19050.29 0.13 2.35 0.96 3.88q4.44p5.41x4.54 2.75w0.28 2.35y-----z8.55f
19060.70 0.20 -----z1.98 3.05 3.08 2.58 -----z1.61 0.98 1.73u0.87 15.05c
19070.80 0.10 0.20 0.11 0.68 4.63 2.93 1.66 3.87 0.64 0.05 0.30 15.97
19080.13 1.95 0.90 0.88 3.77 2.70 2.48 2.41 0.50 -----z-----z0.25 15.97b
1909-----z1.01s0.27a0.90 2.60 4.52 0.96 2.59 0.67a-----z0.75v0.75 13.26d
19100.20 0.13 -----z0.48 0.50 0.63 0.65y0.89 3.14 0.28 0.87 0.40a7.52b
19110.89 1.27 0.24 2.82 3.28 4.87 2.06 3.30 1.22 1.60 1.10a0.53a23.18
19120.36 0.05 0.26d1.65 2.92 1.19 4.69 2.86 6.77o0.29 0.10 0.41 14.78a
19130.27 0.10 0.53l1.08 1.48 1.11 2.86 1.52 2.87 1.61 0.45 0.06 13.41a
19140.78 0.39 0.68 2.18 -----z6.51 4.33 3.17a0.34 1.80 0.48 0.49 21.15a
19150.47 1.27 0.18 0.99 3.36 7.34 2.25 0.07 1.57r0.28 1.00 0.62 17.83a
19161.66 0.65 1.98 1.76 2.59 -----z3.51 3.57 1.19 0.64 0.01 1.66 19.22a
19170.68 1.12 0.34 1.37 0.23 1.95 2.84 0.58w0.88 -----z0.24 1.27 10.92b
1918-----z0.27 0.04 2.55 3.20 0.79 4.04 3.94 0.46 1.20 1.03 2.29c19.81a
19190.45b0.45 0.71 1.73 4.62 2.39 4.16 2.98 2.23 0.82 2.25 0.24 23.03
19201.33 0.25 0.61a0.60 2.03 1.49 1.32 0.24 4.10 0.49 0.98 0.49 13.93
19210.38 0.76r0.74 1.72 1.68 2.54 4.08 2.53 2.44 0.50 0.36 0.47 17.44a
19220.52 1.96 1.06 0.77 4.18 1.81 3.50 2.41 2.11 0.20 3.30 1.01 22.83
19230.28 0.76 0.65 1.26 2.78 2.27 3.46 3.21 2.22 0.38 0.65 0.96 18.88
19240.81 0.33 0.31 3.95 2.38 2.07 1.86 2.43 3.19 2.46 0.17 0.56 20.52
19250.20 0.35 1.72 1.58 2.77 9.52 1.32 1.96 4.73 0.89 0.33 0.26 25.63
19260.45 0.26 0.45 0.25 2.45 4.30 1.83 1.63 1.29 4.03 1.26 0.37 18.57
19270.33 0.61 0.54 2.07a5.05 3.58 1.85 5.97 0.24 1.94 0.47 0.62 23.27
19280.29a0.03 1.60 0.59 0.80 5.08 4.68 3.05 0.88 0.53 1.13 0.47 19.13
19290.74 0.18 0.85 1.70 2.31 1.56 2.66 1.16 1.49 2.34 0.75 0.65 16.39
19300.27 2.19 0.43 1.74 4.58 2.60 1.75 1.24 1.43 1.88 3.09 0.79 21.99
19310.14 0.09 1.04 0.15 2.78b2.81 2.32 2.01 2.44c3.65 1.77 0.14a19.34
19320.34a0.68 0.55 2.48 1.24a2.27 1.51 2.97a1.08 2.74 0.88 0.07 16.81
19331.06 0.13 0.40 1.41 2.81 2.01 1.35 0.46 1.80 1.33 1.15 1.47 15.38
19340.25 0.13a0.29 0.91 0.90 3.70 0.93 1.39 0.86 4.21 0.65 0.53 14.75
19350.63 0.01 0.99 2.00 1.61 2.46 6.14 5.32 0.75 0.14 1.12 0.72a21.89
19360.80 1.09 1.09 0.40 1.00 2.26 0.66 0.49 1.27 0.23 0.32 0.30 9.91
19370.94 0.74 0.29 4.62 3.33 2.80 4.66 3.22 0.46 0.19 1.24 0.52 23.01
19380.31 0.88 0.84 1.41 5.03 2.07 3.73 1.22 1.14 0.52 1.08 0.63a18.86
19390.62 0.96 0.73 0.98 0.91 4.58 1.37 1.94a2.32 1.73 0.12 0.40 16.66
19400.12 1.07a0.82 1.11 1.71 0.85 5.38a2.05 0.73 2.27 0.83 0.88 17.82
19411.25 0.53 0.88 2.24 1.92 7.72 0.94 4.66 4.66a1.44 0.13 0.21 26.58
19420.13 0.19 2.76 2.29 2.58 2.02 2.55 4.67 0.79 0.14 0.44 1.15 19.71
19430.20a1.07 0.92 1.93 3.55 2.70 3.44 1.07 0.83 0.74 1.49 0.30 18.24
19440.39 0.08 1.28 0.78 3.35 4.37a2.18 12.16 1.10 0.16 2.99 0.27 29.11
19450.60 0.53 1.16 1.76 1.32 4.61 2.79 2.12a3.99 0.44 0.13 1.34 20.79
19460.35a0.73 1.29 0.43 2.03 4.60 0.78 4.90 3.31 1.62 0.35a0.45 20.84
19470.51 0.40 0.29 2.34 1.40a5.97 2.13 3.15 1.77 1.05 2.08 0.21a21.30
19480.28a1.17 0.90 1.89 0.79 7.64 4.80a4.17 0.71 0.66 0.93 1.05 24.99
19491.53 0.66 0.94a0.07a4.61 2.49 3.86 3.54 0.69 3.08 0.70 1.28 23.45
19501.17 0.05 2.21 2.05 4.88 3.66 1.55a1.11 5.56 1.05a0.49 0.52 24.30
19510.60 0.43a0.68 0.42a0.16 2.68 1.54 7.98 1.35 0.34 0.91 1.16 18.25
19520.79 0.54 0.28 0.16 0.34 3.43 7.89 1.92 0.48 0.09 1.55 0.30 17.77
19530.39 0.42 0.37 2.32 3.42 4.39 2.57 0.79 1.72 1.13 0.55 0.57a18.64
19540.83 0.14 0.78 1.96 2.08 2.31 2.94 2.78 1.99 0.60 0.69 0.27 17.37
19550.45 0.96 0.97 0.99 3.19 4.37 5.02 1.99 1.19 0.92 1.12 0.36 21.53
19561.10 0.41 1.33 0.34 3.05 2.99 1.41 5.19e0.33 1.45 1.40 0.63 19.63
19570.30 0.51 0.13 0.98 3.21 3.78 2.20 4.04 7.54 1.94 0.93 0.11 25.67
19580.09 0.19 0.18 0.75 1.31 2.85 5.09 1.32 1.24 1.23 3.16 0.41 17.82
19590.25 0.62 0.09 0.23 2.96 3.73 3.51 2.94 1.14 3.18 1.08 0.26 19.99
19600.64 0.53 0.27 1.58 1.59 2.98 3.77 3.74 1.84 1.70 0.60 0.65 19.89
19610.26 0.39 0.75 1.56 0.81 1.53 4.44 1.44 4.35 2.21 0.60 0.55 18.89
19620.79 1.12 1.45 0.38 6.52 1.47 1.91 1.74 4.00 0.39 0.48 0.59 20.84
19630.07 0.28 0.38 2.18 1.32 1.92 3.76 0.67 0.64 0.68 0.23 0.75 12.88
19640.30 0.24 0.93 3.10 1.27 9.38 2.78 2.90 4.72 0.33 0.64 0.78 27.37
19650.19 0.28 0.39 3.55 3.75 4.40 3.31 -----z-----z1.68 1.01 0.74 19.30b
19660.35 0.46 1.99 1.26 1.13 3.12 7.40 2.60 0.64 0.79 0.14 1.03 20.91
19672.57 0.16 0.50 2.83 0.29 2.27 0.74 0.32 1.07 0.92 0.32 0.91 12.90
19680.61 0.22 1.07 2.10 1.29 8.23 4.79 3.31 2.03 0.63 0.18 0.53 24.99
19691.62 0.36 0.01 0.85 -----z5.75 3.16 1.53 3.48 0.94 0.08 0.41 18.19a
19700.28 0.22 1.75 2.13 4.40 3.57 3.91 1.39 3.14 1.22 1.10 0.83 23.94
19710.67 0.19 0.73 0.62 2.41 2.62 5.08 1.78 2.15 2.92 0.18 0.22 19.57
19720.47 0.84 0.87 1.89 0.40 1.18 1.42 1.71 2.61 0.84 0.14 0.81 13.18
19730.06 0.05 0.83 0.38 2.86 -----z0.83 2.26 5.37 2.09 0.87 0.57 16.17a
19740.53 0.38 0.43 3.38 2.51 1.44 1.94 5.50 0.49 1.01 0.92 0.36 18.89
19750.28 -----z-----z-----z0.58 4.66 1.75 2.13 0.66 1.76 1.50 0.65 13.97c
19761.48 1.16 1.60 1.33 1.21 3.33 0.38 1.97 0.54 0.22 0.04 0.51 13.77
19770.38 0.53 1.18 0.47 3.89 1.51 2.70 2.06 3.37 1.61 2.75 1.19 21.64
19780.09 0.09 0.10 0.87 2.18 2.53 2.69 3.82 4.28 0.17 0.75 0.71 18.28
19790.59 1.40 0.98 3.60 -----z-----z-----z-----z0.52 1.03 0.21 0.08 8.41d
19801.14 0.57 0.56 0.00 0.63 1.37 2.13 5.51 2.16 1.23 1.03 0.24 16.57
19810.18 0.54 0.55 0.84 1.28 4.38 1.44 2.93 4.41 2.53 0.52 0.35 19.95
19822.59a0.26 1.26 0.61 -----z2.86 3.99 1.11 1.83 4.58 0.83 0.50 20.42a
19830.38 0.39p1.72a0.40 1.61 4.19 1.92 4.88 2.71 1.91 0.82 0.46 21.00a
19840.59 0.80 -----z1.79 0.87 5.47 1.38 2.76 0.38 3.58 0.21a0.69a18.52a
19850.29 0.35 1.34 0.70 3.54 1.91 1.32 4.29 0.78 1.86 1.81 0.90 19.09
19860.82 0.50 0.06 3.34 2.14 1.50 3.80 1.92 2.09 0.26 1.58 0.26 18.27
19870.37a1.55 0.72a0.27 3.39 1.93 7.20 2.86 1.37 0.81a0.27 0.74a21.48
19881.39 0.43 1.81 0.00 1.16 1.33 2.94 1.79 1.94 0.61 0.65 1.09v14.05a
19892.65 0.28 1.59 0.26 2.90 1.43 0.40 4.15 0.42 0.23 0.56 0.12 14.99
19900.30 0.46 2.42 1.82 0.52 5.11 1.49 2.42 1.66 0.35 0.02 0.22a16.79
19910.08 0.73 0.41 1.31 5.92 2.47 3.13 2.34 3.16 1.72 0.39 0.43 22.09
19920.58 0.36 0.66 0.88 3.69 3.49 1.67 2.62 1.52 0.03 0.91 0.52 16.93
19930.35 0.04 0.25 0.21 1.14 4.47 5.83 5.46 0.20 0.17 0.26 0.97 19.35
19941.03 0.70 0.42 0.57 1.33 5.21 4.22 2.02 2.12 2.24 1.82 0.00 21.68
19950.80 0.86 2.22a0.07 1.12 2.55 6.96 4.32 2.06 2.76 1.33 1.05 26.10
19961.15b1.32 0.57 0.78 3.42 1.62 3.65 1.54 1.93 1.06 1.42 2.05 20.51
19970.64 0.30 0.76 1.60 1.80 3.28 5.22 2.35 2.45 3.06 0.50 0.56 22.52
19980.45 1.49 0.08 0.97 2.37 6.47 2.02 1.71 0.44 5.83 1.73 0.24 23.80
19990.99 0.23 1.10 1.80 5.17 4.74 1.88 4.98 3.12 0.23 0.00 0.35 24.59
20000.07 1.73 0.55 0.90 0.97 7.42a2.36a2.37 1.79 2.79 4.22 0.53 25.70
20010.14 0.40 0.26 1.67 4.39 2.14 8.10 3.28 1.79 1.45 0.51 0.28 24.41
20020.06 0.03 0.37 1.03 1.92 7.05 6.93 6.70 1.02 1.05 0.22 0.32 26.70
20030.22 0.19 0.52 1.04 4.74 5.55 2.54 1.13 2.48 0.84 0.71 0.68 20.64
20040.71 0.34 1.41 0.41 5.73 0.80 3.16 2.98 4.19 1.92 0.11 0.96 22.72
20050.69 0.30 0.30 0.52 4.24 7.74 1.63 5.46 1.32 2.49 1.36 0.63 26.68
20060.55 0.61 1.78 1.06 2.38 0.99 0.65 4.26 2.64 1.22 0.38 0.63 17.15
20070.27 0.77 2.45 0.58 5.18 4.85 1.78 2.56 0.89 3.39 0.29 0.79 23.80
20080.05 0.56 0.54 0.62 1.57 3.07 3.45 2.80 4.75 4.73 2.49 0.99 25.62
20090.25 0.86 2.25 1.26 1.69 4.26 1.37 3.00 0.96 2.68 0.34 1.10 20.02
20100.84 0.42 1.67 1.37 4.98 3.87 2.64 3.00 5.09 2.37 0.52 0.45 27.22
20110.65 0.06 0.55 2.25 2.84 4.60 2.96 3.16 2.57 0.82 0.08 0.54 21.08
20120.26 0.47 1.93 1.84 1.49 2.77 3.01 2.26 0.21 2.42 0.82 0.27 17.75
20130.38a0.44 0.72 1.49 5.18 2.78 1.60 0.85 2.06 2.82 0.12 0.69 19.13
20140.47 0.26 1.11 2.64 2.51 6.75 3.44 3.24 1.32 0.56 0.26 0.13 22.69
20150.27 0.26 0.34 0.68 4.35 2.32 4.95 2.49 0.66 1.54 1.55 1.12 20.53
20160.30 0.35 0.69 2.10 3.66 3.72 6.46 4.45 4.97 1.38 1.35 1.84 31.27
20170.60 0.50 0.84 1.48 1.15 5.64 1.36 0.92 4.88 0.35 0.55 0.98 19.25
20180.62 0.51 1.42 0.62 2.10 6.18 4.00 1.34 2.70 3.23 0.52 0.73 23.97
20190.36 1.40 1.21 1.95 1.68 2.94 3.98 3.93 9.07 4.37 1.29 1.74 33.92
20200.70 0.08 0.38 1.88 1.23 4.56 5.21 3.27 0.22 0.29 0.10 0.32 18.24
20210.28 0.18 0.21 1.06 2.57 2.45 0.56 4.37 1.28 3.38 1.18 1.34 18.86
20220.60 0.97 0.25 6.49 6.10 2.50 3.14 1.09 0.43 0.21 0.87 1.77 24.42
20230.20 0.19 1.38 2.06 1.22 2.69 1.55 1.40 2.00 2.98 0.10 1.56 17.33
20240.38 0.83 0.22 0.89f-----z-----z-----z-----z-----z-----z-----z-----z1.43i
Period of Record Statistics
MEAN0.56 0.54 0.85 1.50 2.55 3.58 2.97 2.83 2.06 1.51 0.84 0.65 20.70
S.D.0.47 0.45 0.61 1.13 1.58 1.99 1.71 1.73 1.59 1.18 0.77 0.43 4.10
SKEW2.20 1.35 0.99 1.50 0.79 0.88 0.87 1.72 1.44 1.03 1.70 1.33 0.28
MAX2.65 2.19 2.76 6.49 7.96 9.52 8.10 12.16 9.07 5.83 4.22 2.29 33.92
MIN0.00 0.01 0.01 0.00 0.16 0.49 0.38 0.07 0.10 0.03 0.00 0.00 9.91
YRS129 126 127 128 124 124 127 125 126 127 127 127 103