Divisional Time Series

Data Info Data Service
Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales. Data are available for bulk download.
Base Period
Trend
Filter
Idaho, Climate Division 5 Palmer Z-Index
September-November
Period
Z-Index
Rank
(out of 130)
September-November 2024-0.3652
September-November 2023-0.7032
September-November 2022-0.6934
September-November 20210.0678
September-November 2020-0.7430
September-November 2019-0.4946
September-November 2018-1.0622
September-November 20170.1281
September-November 2016-0.6037
September-November 2015-0.2562
September-November 20140.1382
September-November 20130.4495
September-November 2012-0.8225
September-November 2011-0.5742
September-November 2010-0.2063
September-November 2009-0.3356
September-November 2008-0.6436
September-November 20070.3588
September-November 2006-0.5840
September-November 20050.0174
September-November 2004-0.1966
September-November 2003-1.745
September-November 2002-1.4711
September-November 2001-0.4748
September-November 20000.81111
September-November 1999-1.706
September-November 1998-0.0373
September-November 1997-0.5939
September-November 19960.3690
September-November 1995-0.3158
September-November 19940.3588
September-November 1993-1.1118
September-November 1992-0.3652
September-November 19910.4394
September-November 1990-1.5010
September-November 1989-0.1966
September-November 1988-0.0769
September-November 1987-1.843
September-November 19860.63100
September-November 19852.32129
September-November 19841.04117
September-November 19830.67105
September-November 19821.90127
September-November 19810.84113
September-November 19801.06118
September-November 1979-0.1668
September-November 1978-0.3356
September-November 19770.2383
September-November 1976-0.6037
September-November 19750.64102
September-November 1974-1.1019
September-November 19731.61124
September-November 1972-0.0570
September-November 19710.4797
September-November 19702.01128
September-November 1969-0.7628
September-November 19680.0576
September-November 1967-0.3652
September-November 1966-0.7628
September-November 1965-0.5244
September-November 1964-0.0373
September-November 19630.3992
September-November 19620.71108
September-November 19610.73109
September-November 19600.0375
September-November 19591.30122
September-November 1958-1.3013
September-November 1957-0.7032
September-November 19560.82112
September-November 19550.1080
September-November 1954-1.2315
September-November 1953-1.548
September-November 1952-1.754
September-November 19511.12119
September-November 1950-0.4748
September-November 1949-0.5244
September-November 1948-0.5343
September-November 19470.4093
September-November 19461.55123
September-November 19450.3285
September-November 1944-0.5840
September-November 1943-0.6535
September-November 19420.3891
September-November 1941-0.1668
September-November 19402.90130
September-November 1939-0.8324
September-November 19380.3588
September-November 19370.0678
September-November 1936-2.031
September-November 1935-1.519
September-November 1934-0.3158
September-November 1933-1.1617
September-November 1932-0.7231
September-November 1931-0.3652
September-November 19300.2784
September-November 1929-1.862
September-November 1928-1.0721
September-November 19271.66125
September-November 19260.68106
September-November 19250.4696
September-November 1924-0.2760
September-November 19230.5298
September-November 1922-1.647
September-November 19210.0879
September-November 19201.75126
September-November 19190.89114
September-November 19180.65103
September-November 1917-0.2661
September-November 1916-0.4847
September-November 1915-0.7727
September-November 1914-0.7826
September-November 19130.64102
September-November 19120.67105
September-November 1911-0.2063
September-November 19101.28121
September-November 19091.04117
September-November 19080.5999
September-November 1907-1.0820
September-November 1906-0.9423
September-November 1905-1.1816
September-November 1904-1.4012
September-November 19031.23120
September-November 1902-0.0471
September-November 1901-1.2514
September-November 19000.78110
September-November 18990.94115
September-November 18980.69107
September-November 1897-0.3950
September-November 18960.3690
September-November 1895-0.3751

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