30-Day Precip for Oregon
Jan 2, 2009 through Jan 31, 2009
Climate
Division
Total
Rainfall
Departure
from Normal
Pct of
Normal
Driest
since
Wettest
since
Rank of 86
such periods
Driest
on Record
Wettest
on Record
30-day
SPI
Most Like
(Arndt Score)
Oregon Statewide 2.27" -1.40" 62 % 2005 (1.53") 2006 (6.64") 17th driest D1 0.36" (1985) 8.17" (1970) -0.83 D1 1991 (9.09)
OR-CD1 (Coastal Area) 6.32" -4.66" 58 % 2005 (6.18") 2006 (22.38") 14th driest D1 0.89" (1985) 24.21" (1953) -0.95 D1 1979 (8.60)
OR-CD2 (Willamette Valley) 4.58" -2.63" 63 % 2005 (2.50") 2006 (14.51") 20th driest D0 0.45" (1985) 15.00" (1953) -0.65 D0 1994 (9.34)
OR-CD3 (Southwestern Valleys) 2.19" -3.24" 40 % 2001 (1.82") 2006 (10.32") 10th driest D1 0.57" (1949) 11.19" (1970) -1.26 D1 2005 (9.05)
OR-CD4 (Northernern Cascades) 7.53" -2.77" 73 % 2005 (4.21") 2006 (19.78") 32nd driest XX 0.57" (1985) 20.92" (1970) -0.30 XX 1948 (8.91)
OR-CD5 (High Plateau) 2.03" -1.46" 58 % 2005 (1.49") 2006 (5.32") 18th driest D0 0.20" (1985) 8.77" (1954) -0.84 D1 1924 (9.43)
OR-CD6 (N. Central) 1.24" -0.81" 60 % 2005 (0.69") 2006 (3.27") 14th driest D1 0.35" (1985) 6.41" (1953) -0.92 D1 1994 (9.43)
OR-CD7 (S. Central) 0.76" -0.65" 54 % 2005 (0.51") 2006 (2.14") 17th driest D1 0.21" (1949) 3.85" (1970) -0.87 D1 1924 (9.53)
OR-CD8 (Northeast) 2.32" +0.39" 121 % 2005 (0.65") 2006 (2.56") 30th wettest XX 0.36" (1985) 5.21" (1970) +0.39 XX 2000 (9.60)
OR-CD9 (Southeast) 0.71" -0.43" 62 % 2005 (0.18") 2006 (1.25") 23rd driest D0 0.12" (1985) 3.42" (1970) -0.56 D0 1954 (9.61)