Monthly Precipitation Data
Grand Rapids, Michigan
(July 2007 through current)

Month/Year

Actual
precipitation

Normal
precipitation

Deviation
from normal

Snowfall/Ice

Cumulative
seasonal snowfall
July 2007 1.24 3.56 -2.32 0 0
Aug. 2007 6.1 3.78 2.32 0 0
Sept. 2007 1.21 4.28 -3.07 0 0
Oct. 2007 3.13 2.8 0.33 0 0
Nov. 2007 1.06 3.35 -2.29 2.9 2.9
Dec. 2007 3.03 2.7 0.33 25 27.9
Jan. 2008 3.76 2.03 1.73 28.3 56.2
Feb. 2008 4.16 1.54 2.62 41.6 97.8
Mar. 2008 2.47 2.59 -0.12 9.2 107
Apr. 2008 3.56 3.48 0.08 Trace 107
May 2008 2.13 3.35 -1.22 0 107