Divisional Rankings

Divisional Data Info
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.

Nebraska, Climate Division 7

December 1917 Palmer Z-Index Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Driest/Wettest
Since
Record
December 1917
1-Month
-0.540.17-0.7141st Driest
Driest since:
2024
90th Wettest
Wettest since:
1913
Nov–Dec 1917
2-Month
-0.790.13-0.9224th Driest
Driest since:
1980
107th Wettest
Wettest since:
1909
Oct–Dec 1917
3-Month
-0.640.28-0.9230th Driest
Driest since:
1938, 1980
101st Wettest
Wettest since:
1930
Sep–Dec 1917
4-Month
0.390.260.1380th Driest
Driest since:
1900, 1939
51st Wettest
Wettest since:
1946
Aug–Dec 1917
5-Month
0.440.350.0974th Driest
Driest since:
2012
57th Wettest
Wettest since:
1915
Jul–Dec 1917
6-Month
-0.020.36-0.3849th Driest
Driest since:
1939
82nd Wettest
Wettest since:
1915
Jun–Dec 1917
7-Month
-0.130.33-0.4651st Driest
Driest since:
2012
80th Wettest
Wettest since:
1915
May–Dec 1917
8-Month
0.160.29-0.1361st Driest
Driest since:
2012
70th Wettest
Wettest since:
1915
Apr–Dec 1917
9-Month
0.270.28-0.0169th Driest
Driest since:
2012
62nd Wettest
Wettest since:
1915
Mar–Dec 1917
10-Month
0.260.230.0372nd Driest
Driest since:
2012
59th Wettest
Wettest since:
1915
Feb–Dec 1917
11-Month
0.180.23-0.0568th Driest
Driest since:
2012
63rd Wettest
Wettest since:
1915
Jan–Dec 1917
12-Month
0.180.21-0.0369th Driest
Driest since:
2012
62nd Wettest
Wettest since:
1915
Jul 1916–Dec 1917
18-Month
0.270.250.0273rd Driest
Driest since:
2022
57th Wettest
Wettest since:
2010
Jan 1916–Dec 1917
24-Month
0.300.210.0975th Driest
Driest since:
1955
55th Wettest
Wettest since:
1906
Jan 1915–Dec 1917
36-Month
1.400.201.20124th Driest
Driest since:
1956
5th Wettest
Wettest since:
2011
Jan 1914–Dec 1917
48-Month
0.890.200.69110th Driest
Driest since:
1956
18th Wettest
Wettest since:
2011
Jan 1913–Dec 1917
60-Month
0.700.200.50103rd Driest
Driest since:
1940
24th Wettest
Wettest since:
2011

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