MIDWAY SAND ISLAND,

Total of Precipitation (Inches)

(914490)

File last updated on May 19, 2026
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
19539.28 2.44 2.74 3.80 4.92 2.66 3.00 2.01 7.38 3.39 2.79 2.03 46.44
19542.76 0.89 1.76 5.78 0.27 1.56 3.09 1.19 5.73 0.70 1.66 1.80 27.19
19551.76 5.42 0.66 2.41 0.23 0.92 3.11 3.26a2.09 8.77 2.92 5.65 37.20
19564.41j4.60 0.87 0.46 1.34 6.68 6.83 9.37 5.17 8.74 0.67 4.43 49.16a
19573.64j7.41 1.18 1.18 1.73 0.70 1.00j10.20 2.41 1.68 1.49 3.34 31.32b
19588.29 3.28 3.70 0.22 0.91 1.82 1.41 0.88j1.14j2.96 2.84 2.35 27.78b
19593.76 1.14 1.71 2.12 0.38 2.58 1.82 5.72 6.43 1.14 1.29 1.12 29.21
19606.10j3.79 1.22 4.70 12.85a1.56 0.96a10.58i2.69 3.60 1.95 1.77 35.09b
19614.90 7.26 4.46 2.37 1.52 7.74 0.83 2.94 1.98 9.80 1.27 6.51 51.58
19627.47 6.14 5.82 11.81 0.29 3.11 5.82 2.79 1.87 2.92 1.48a5.77 55.29
19636.67 3.16 13.14 3.28 1.53 1.55 6.62 3.02 3.12 6.18 10.89 1.97 61.13
19644.66 2.25 9.22 2.05 3.07 2.22 2.63 1.24 1.07 6.11 9.08 5.58 49.18
19652.55 3.46 3.14 2.15d0.19f5.51 1.34 1.50 3.05j0.31j3.85h3.85b23.50d
19662.36 0.88 1.71 0.91 2.49 0.75j2.18 1.63 4.49 8.74 2.68 1.15j28.07b
19672.86 8.07 2.17 2.32 1.06 3.09 13.28 6.77 1.90 1.53 10.36 4.75 58.16
19686.32 4.55 0.04 0.99 2.48 2.44 2.85 7.18 5.43 1.37 3.85 17.85 55.35
19691.81 1.34 1.90 0.80 0.53 0.51 1.80 7.39 3.11 2.33 5.89 1.98 29.39
19705.28 2.60 -----z2.30 11.10 1.08a2.57 2.66 5.29 5.53 11.99 4.65 55.05a
19716.72 7.98 -----z0.34 1.86 0.89 2.15 10.83 3.41 -----z1.56 3.97 39.71b
19725.22 3.15 3.05 7.59 1.27 1.43 6.50 1.95 5.79 0.73 1.62 0.95 39.25
1973-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
19745.25m1.76g-----z-----z-----z-----z-----z3.24l4.01b-----z-----z-----z4.01k
1975-----z3.21d3.08p-----z5.66a-----z-----z-----z-----z-----z3.64 -----z12.51i
19762.39u-----z0.99 0.14u-----z-----z0.60n-----z1.09 -----z0.10x-----z2.08j
19778.67 -----z2.88 0.84 1.38 0.23 3.88 1.10 6.94 2.31 4.87 7.74 40.84a
1978-----z2.09 3.59 1.30 0.72 2.18 2.99 -----z4.28 2.15 1.70 -----z21.00c
19796.32 3.81 3.60 -----z1.71 1.51 -----z-----z2.84 5.10 9.71 -----z34.60d
1980-----z-----z0.81 0.09 0.41 1.98 3.81 4.55 3.07 4.52 1.28 7.17 27.69b
1981-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1982-----z-----z-----z-----z-----z0.27 1.53 5.99 5.84 4.15 6.65 1.78 26.21e
19833.43 2.54 2.84 6.55 1.44 0.28 2.47 12.10 3.03 1.25 1.49 5.27 42.69
19846.06 2.76 7.58 1.20 -----z2.82 5.82 4.14 7.74 1.41 3.98 4.66 48.17a
19854.54 -----z2.32 7.07 2.78 2.01 4.19 3.41 1.46 -----z2.72 2.72 33.22b
19865.59 4.09 1.21 6.23 2.17 0.27 3.52 2.56 3.20 0.28 0.80 1.73 31.65
19872.83 2.19 2.56 -----z0.27 1.88 2.15 0.69 2.45 0.63 2.55 1.02 19.22a
19882.53 8.00 0.67 4.29 -----z2.86 -----z5.17 -----z0.47 -----z1.58 25.57d
19895.45 4.51 5.29 -----z7.15 0.66 3.82 2.45 6.50 5.72 2.43 4.75 48.73a
19901.70 2.16 2.39 3.32 0.19 1.64 1.07 3.44 1.23 9.57 4.53 -----z31.24a
19915.95 3.25 2.48 1.05 1.42 1.45 2.64 2.34 1.89 -----z-----z-----z22.47c
Period of Record Statistics
MEAN4.85 3.82 3.05 2.98 2.42 2.06 3.44 4.32 3.79 3.79 3.83 4.09 43.84
S.D.2.19 2.14 2.72 2.73 3.03 1.72 2.48 3.12 1.97 2.99 3.22 3.29 11.69
SKEW0.24 0.75 2.07 1.41 2.26 1.80 2.19 1.05 0.43 0.72 1.32 2.57 -0.06
MAX9.28 8.07 13.14 11.81 12.85 7.74 13.28 12.10 7.74 9.80 11.99 17.85 61.13
MIN1.70 0.88 0.04 0.09 0.19 0.23 0.83 0.69 1.07 0.28 0.67 0.95 27.19
YRS28 31 32 30 31 33 31 30 33 30 32 29 14