GRAND RAPIDS FORESTRY LAB, MN

Total of Precipitation (Inches)

(213303)

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
1915-----z-----z-----z-----z-----z7.78 3.02 2.10 1.36 2.78 1.53 0.48 19.05e
19161.63 0.24 1.38 3.52 3.80 3.87 1.89 4.22 2.87 1.80 0.24 0.77 26.23
19170.22 0.91 1.00 1.74 0.12 1.45 1.97a2.48 1.59 2.71 0.25 0.53a14.97
19180.17a0.18 0.42 2.10 2.75 0.78 2.24 4.29 0.42a2.92 2.18 2.17 20.62
19191.00 1.40 0.44 0.91 2.05 6.29 4.25 4.67 1.50 1.63 2.43 0.46 27.03
19200.83 0.39 0.89 0.95 1.69 5.46 4.34 2.07 3.10 1.57 0.52 1.36 23.17
19210.54 0.15 0.87 2.01 4.92 5.25 3.56 1.81 3.55 0.38 0.61 1.31 24.96
19220.35 3.72 0.97 1.22 2.66 4.20 0.92 1.89 3.28 0.95 4.68 1.42 26.26
19231.12 0.29 0.66 1.84 1.38 3.19 4.18 1.89 0.75 1.11 0.69 1.20 18.30
19240.52 0.51 0.36 2.79 2.03 3.11 2.64 3.81 3.47 2.22 0.38 0.11 21.95
19250.32 0.89 1.10 1.70 0.63 4.11 2.37 3.38 5.12a1.02 0.76 0.46 21.86
19260.40 0.73 1.55 0.05 1.34 2.89 4.66 2.27 3.80 2.85 1.04a0.45 22.03
19270.64 1.39 1.13 2.11a3.57 2.17 2.72 4.46 1.17 1.45 1.64 1.08 23.53
19280.43 0.27 0.96 2.49a0.73 4.40 5.04 6.64 4.15a2.48 0.23a0.57 28.39
19291.23 0.13 0.94 0.67 0.90a2.16 0.28a2.04 3.43 1.94 0.16 0.74 14.62
19300.35 1.32 0.48a0.57 3.91 3.34 0.88a0.22 3.57 1.56 1.85b0.18 18.23
19310.19 0.09 1.21 0.54 2.41 5.78 2.11 1.65 1.71 1.49 2.60 0.48 20.26
19320.64 0.56 0.71 1.19 4.39 3.97 4.71a5.47 0.73 2.11 3.29 0.39 28.16
19330.80 0.68 0.49 1.98 3.92 0.75 0.79 0.15c2.41 3.47 1.21a1.72 18.37
19340.52 0.31 0.76 1.30 0.83 4.11 4.24 1.53 1.57 2.41 0.99 0.96 19.53
19351.54 0.14 1.60 2.07 1.94 2.32 5.59 3.44 1.37 3.03 0.14u0.43 23.47a
19360.72 1.17 1.24 1.19 2.91 1.79 0.61 1.95 2.36 0.54 1.45 2.59 18.52
19371.43 1.51 0.30 3.32a2.91a2.52 4.05a2.47 5.93 0.63a1.16 0.51 26.74
19380.63 0.61 1.30 3.78 5.88 1.97 1.17 2.32 2.25 0.65 5.44 0.68 26.68
19391.89 1.76 1.03 0.75 1.90 5.79 0.75c3.39 1.07 2.54 0.07 0.37 21.31
19400.35a0.99 1.70 4.06a2.11 2.02 4.23 2.34 0.77 3.01 3.62 0.31a25.51
19411.15 0.31 1.06 2.67 2.53 4.94 2.88 4.63b5.32 2.75 0.16 0.48 28.88
19420.32 0.29 1.49 1.66 4.42 2.58 2.40 4.92a2.50 2.34 0.95 1.00a24.87
19430.71 1.01 1.42 1.57 4.50 5.41 3.63 7.60a2.48 1.71 1.18 0.16 31.38
19440.39 0.27 0.92a0.83 5.77 7.69 4.90 5.45 2.50 0.24a1.92 0.38 31.26
19450.96 1.28 1.32 2.55 1.39 2.76 4.72 3.41 2.85 1.25 1.22 0.95 24.66
19460.69 0.59 2.30 1.53 2.80 3.82 3.41 2.05a3.28 4.97 1.55 1.34 28.33
19470.42 0.44 0.62 2.55 2.73 3.57 1.82 4.15 6.50 1.34 1.99 0.61 26.74
19481.03 0.79 1.23a3.27 1.48 2.84 3.66 2.36 0.78 0.67 1.34 1.59 21.04
19491.12 0.69 0.53 0.15 4.56 5.48 7.96 4.06 2.11 4.64 1.42 0.74 33.46
19502.13 0.20 1.98 4.05 4.81 2.94 4.12 1.18 3.75 2.18 1.04 0.94 29.32
19510.47 1.70 2.22 2.23 1.89 3.54a1.91 4.29 4.59 2.39 0.83 1.72 27.78
19520.87 0.05 1.30 0.73 0.39 6.10 6.14 5.33 0.66 0.15 1.31 0.23 23.26
19531.04 0.49 1.19 2.78 5.37 3.74 9.04 5.69 3.54 0.53 1.70 1.10 36.21
19541.23 1.36 1.47 2.57 3.05 0.90 2.74 1.72 2.60 1.17 0.94 0.16 19.91
19550.74 1.54 1.44 0.93 6.76 2.53 6.57 0.85 3.36 2.07 1.75 0.85a29.39
19560.81 0.37 1.07 1.58 2.08 0.60 2.25 5.59 1.57 2.78 1.16 1.13 20.99
19570.36 1.07 1.22 2.88 2.22 5.99 5.24 1.59 2.72 1.48 1.00 0.36 26.13
19580.63 0.12 0.30 0.64 1.76 4.06 5.21 3.22 2.58 1.08 2.53 0.76 22.89
19590.29 0.40 0.34 0.63 6.22 3.62 3.54 4.85 4.13 1.62 0.98 0.82 27.44
19600.67 0.09 0.15 3.29 3.78 2.66 4.89 2.41 1.86 1.03 0.92 0.79 22.54
19610.19 0.31 0.36 2.93 2.57 0.50 3.60 1.22 5.51 1.85 0.69 1.04 20.77
19620.65 1.04 0.43 1.92 4.98 2.66 5.10 2.49 4.83 0.49 0.23 0.69 25.51
19630.07 0.51 2.05 2.58 3.72 4.52 5.05 2.37 1.81 0.87 1.34 0.44 25.33
19640.40 0.35 0.75 3.30 3.67 4.78 3.73 7.41 3.51 0.44 1.03 1.02 30.39
19650.47 0.50 2.80 1.33 3.42 5.38 1.83 2.93 7.53 1.45 2.97 1.76 32.37
19660.88 0.87 2.68 3.25 1.99 2.80 2.61 6.20 1.06 2.40 0.81 1.22 26.77
19671.36 0.42 1.35 3.01 1.33 3.57 2.65 1.63 0.54 1.20 0.38 0.77 18.21
19680.80 0.03 1.46 3.80 4.04 4.48 0.78 3.94 3.74 3.33 0.37 2.76 29.53
19692.85 0.49 0.23 1.45 4.97 2.74 4.32 0.97 3.96 2.33 0.91 1.59 26.81
19700.35 0.32 1.11 2.76 2.78 3.72 2.81 0.61 1.44 5.35 1.81 1.81 24.87
19710.76 1.48 1.21 0.94 3.07 6.53 3.25 1.81 3.81 5.93 1.64 0.69 31.12
19721.10 0.53 1.18 1.51 3.50 1.13 5.05 4.52 3.22 1.80 0.20 0.99 24.73
19730.42 0.13 1.18 0.78 3.06 4.23 4.56 2.17 3.13 6.82 1.30 0.55 28.33
19740.66 0.27 1.25 2.58 4.24 3.64 5.01 3.66 0.99 2.24 2.12 0.88 27.54
19753.16 0.65 1.55 2.60 3.93 4.50 3.21 1.47 3.77 1.65 1.78 0.73 29.00
19761.17 0.33 1.16 0.83 0.41 7.52 3.31 1.21 0.89 0.40 0.13 0.62 17.98
19770.90 0.93 1.58 2.63 3.90 5.01 4.67 5.63 6.23 2.19 3.04 1.29 38.00
19780.39 0.39 0.44 1.33 3.20 3.38 9.43 6.88 1.97 0.50 1.35 1.20 30.46
19790.48 1.32 3.01 1.12 2.05 5.52 3.50 2.39 0.76 3.67 0.50 0.21 24.53
19801.10 0.45 1.19 0.91 0.54 3.40 1.54 6.36 3.29 1.28 1.05 0.51 21.62
19810.13 0.97 0.93 4.09 1.34 5.89 3.86 5.21 2.22 4.20 0.40 0.78 30.02
19821.62 0.50 1.69 2.44 4.53a2.33 5.16 2.27 2.71 4.36 1.93 0.40 29.94
19831.29 0.27 1.09 1.11 1.84 4.07 5.17 8.09 2.59 2.69 2.78 1.27 32.26
19840.51 0.60 0.50 1.06 3.24 7.44 1.32 1.51 1.98 5.16 0.60 1.20 25.12
19850.32 0.47 1.41 4.27 6.46 4.03 3.84 2.96 3.80 2.20 2.10 1.01 32.87
19860.81 0.55 0.49 3.50 2.49 6.10 5.45 2.34 5.30 0.60 2.31 0.56 30.50
19870.46 0.28 1.01 0.31 4.90 1.16 8.46 2.83 3.30 1.04 0.53 0.81 25.09
19881.17 0.15 2.32 0.40 1.18 3.36 1.66 10.03 6.71 0.84 3.15 1.75 32.72
19891.56 0.29 1.12 2.32 3.19 4.64 2.74 4.54 5.47 1.66 0.72 0.70 28.95
19901.21 0.67 1.63 2.12 0.96 4.60 3.23 2.14 3.33 4.30 0.29 0.88 25.36
19910.64 0.95 1.51 2.42 2.79 3.10 3.79 2.12 2.53 1.74 2.80 0.72 25.11
19920.40 0.67 0.58 1.13 1.19 4.78 4.78 5.69 2.30 0.28 1.12 1.28 24.20
19930.98a0.09 0.95 2.82 3.07 3.83 7.63 3.87 2.64 1.05 1.86 1.10 29.89
19941.08 0.52 0.99 2.91 2.20 10.66 4.04 1.84 1.86 3.04 1.28 0.40 30.82
19951.02 0.63 0.92 1.46 2.55 1.53 8.55 6.25 1.62 5.94 1.31 1.55 33.33
19962.25 1.54 0.64 1.81 1.43 5.17 6.13 1.29 4.43 4.58 3.60 1.49 34.36
19972.50 0.47 1.55 0.77 2.24 5.92 5.77 2.16 2.28 2.52 1.27 0.23 27.68
19980.97 0.88 1.68 0.47 4.29 6.60 1.82 1.24 2.51 4.32 2.24 1.21 28.23
19990.84 0.59 1.24 1.84 6.02 3.89 9.35 3.98 4.64 1.15 0.05 0.27 33.86
20000.46 0.84 1.46 2.64 3.34 4.23 1.80 4.52 2.25 3.98 4.33 0.94 30.79
20010.85 1.82 0.40 4.57 5.32 3.92 1.94 2.83 1.95 3.78 2.09 1.06 30.53
20020.36 0.28 1.51 1.42 1.66 5.97 4.18 5.98 2.01 2.45 0.44 0.52 26.78
20030.19 0.21 0.68 1.49 3.35 3.25 3.50 1.20 2.52 1.68 1.77 0.82 20.66
20041.24 0.68 1.54 1.22 4.16 0.88 5.13 3.00 6.76 2.43 0.54 1.78 29.36
20052.30 0.50 1.30 1.04 5.22 4.94 0.98 2.05 3.69 2.81 3.24 1.00 29.07
20060.42 1.05 2.29 1.29 3.00 2.81 2.44 2.46 3.26 1.56 1.05 1.36 22.99
20070.17 0.97 2.53 2.87 2.25 3.15 1.53 1.60 6.05 4.37 0.32 1.69 27.50
20080.17 0.44 0.46 5.59 3.13 4.30 2.92 0.57 4.16 2.93 1.54 2.20 28.41
20090.70 0.99 4.24 1.41 1.80 3.24 5.60 2.75 0.59 4.15 1.20 1.25 27.92
20101.04 0.28 0.78 1.12 2.91 5.23 5.86 4.84 3.93 2.48 1.37 1.87 31.71
20111.07b0.27 0.45 3.18 2.60 6.41 3.20 5.55 0.89 1.98 0.81 0.20 26.61
20120.56 0.96 1.16 4.22 6.91 7.68 5.62 2.07 0.48 1.33 1.23 0.98 33.20
20131.55 1.23 1.91 2.62 2.46 3.41 4.19 2.33 1.13 3.40 0.58 2.02 26.83
20140.68 1.60 1.13 2.77 3.89 8.18 2.26 3.29 1.88 1.56 0.70 0.66 28.60
20150.49 0.65 0.93 1.05 6.04 2.41 2.77 3.26 2.34 2.55 2.73 2.51 27.73
20160.90 1.44 2.47 1.65 3.11 4.57 4.88 5.64 5.59 1.35 3.83 1.97 37.40
20171.27 1.53 1.46 2.76 2.27 5.05 2.21 5.20 5.86 2.09 0.79 1.09 31.58
20180.85 1.41 0.78 0.95 4.07 5.01 3.38 1.49 4.28 5.06 1.02 1.67 29.97
20190.84 1.62 1.63 2.50 2.41 5.99 2.03 3.76 4.92 4.46 1.15 2.18 33.49
20201.30 0.33 0.70 1.08 1.12 4.76 5.82 9.03 1.99 2.69 1.47 1.20 31.49
20210.50 0.17 1.85 3.87 0.73 1.02 2.47 1.85 4.23 3.50 1.63 3.42 25.24
20220.66 1.49 1.18 3.47 5.90 4.49 2.84 5.46 1.81 0.97 2.31 2.82 33.40
20230.78 1.35 2.21 2.86 2.40 1.04 1.70 1.41 3.86f1.61 0.79 3.03 19.18a
20240.69 0.66 1.09 -----z-----z-----z-----z-----z-----z-----z-----z-----z2.44i
Period of Record Statistics
MEAN0.85 0.72 1.21 2.04 3.03 4.02 3.75 3.36 2.96 2.28 1.44 1.05 26.78
S.D.0.57 0.55 0.66 1.13 1.56 1.86 1.95 1.97 1.62 1.42 1.04 0.67 4.80
SKEW1.59 1.79 1.29 0.51 0.44 0.45 0.76 0.89 0.60 0.87 1.28 1.14 -0.23
MAX3.16 3.72 4.24 5.59 6.91 10.66 9.43 10.03 7.53 6.82 5.44 3.42 38.00
MIN0.07 0.03 0.15 0.05 0.12 0.50 0.28 0.15 0.42 0.15 0.05 0.11 14.62
YRS109 109 109 108 108 109 109 109 108 109 108 109 106