Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

North Dakota

Precipitation Rankings, September 1918

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1918
1-Month
0.39"
(9.91mm)
1.63"
(41.40mm)
-1.24"
(-31.49mm)
5th Driest
Driest since:
2012
124th Wettest
Wettest since:
2019
Aug–Sep 1918
2-Month
3.83"
(97.28mm)
3.75"
(95.25mm)
0.08"
(2.03mm)
74th Driest
Driest since:
1897
55th Wettest
Wettest since:
2019
Jul–Sep 1918
3-Month
6.46"
(164.08mm)
6.33"
(160.78mm)
0.13"
(3.30mm)
71st Driest
Driest since:
1976
58th Wettest
Wettest since:
2019
Jun–Sep 1918
4-Month
8.21"
(208.53mm)
9.76"
(247.90mm)
-1.55"
(-39.37mm)
25th Driest
Driest since:
1936
104th Wettest
Wettest since:
1993
May–Sep 1918
5-Month
10.42"
(264.67mm)
12.09"
(307.09mm)
-1.67"
(-42.42mm)
28th Driest
Driest since:
1936
101st Wettest
Wettest since:
1993
Ties: 2020
Apr–Sep 1918
6-Month
12.58"
(319.53mm)
13.46"
(341.88mm)
-0.88"
(-22.35mm)
43rd Driest
Driest since:
1936
86th Wettest
Wettest since:
1941
Ties: 1974
Mar–Sep 1918
7-Month
12.96"
(329.18mm)
14.20"
(360.68mm)
-1.24"
(-31.50mm)
40th Driest
Driest since:
1936
89th Wettest
Wettest since:
1941
Feb–Sep 1918
8-Month
13.14"
(333.76mm)
14.66"
(372.36mm)
-1.52"
(-38.60mm)
34th Driest
Driest since:
1936
95th Wettest
Wettest since:
1941
Jan–Sep 1918
9-Month
13.63"
(346.20mm)
15.15"
(384.81mm)
-1.52"
(-38.61mm)
35th Driest
Driest since:
1936
94th Wettest
Wettest since:
1941
Dec 1917–Sep 1918
10-Month
14.33"
(363.98mm)
15.64"
(397.26mm)
-1.31"
(-33.28mm)
37th Driest
Driest since:
1936
91st Wettest
Wettest since:
1941
Nov 1917–Sep 1918
11-Month
14.46"
(367.28mm)
16.24"
(412.50mm)
-1.78"
(-45.22mm)
28th Driest
Driest since:
1936
100th Wettest
Wettest since:
1993
Oct 1917–Sep 1918
12-Month
15.19"
(385.83mm)
17.32"
(439.93mm)
-2.13"
(-54.10mm)
24th Driest
Driest since:
1936
104th Wettest
Wettest since:
1999
Apr 1917–Sep 1918
18-Month
22.81"
(579.37mm)
30.77"
(781.56mm)
-7.96"
(-202.19mm)
3rd Driest
Driest since:
1934
125th Wettest
Wettest since:
2011
Ties: 1989
Oct 1916–Sep 1918
24-Month
26.78"
(680.21mm)
34.64"
(879.86mm)
-7.86"
(-199.65mm)
4th Driest
Driest since:
1934
123rd Wettest
Wettest since:
2011
Oct 1915–Sep 1918
36-Month
47.49"
(1,206.25mm)
51.89"
(1,318.01mm)
-4.40"
(-111.76mm)
15th Driest
Driest since:
1936
111th Wettest
Wettest since:
2011
Oct 1914–Sep 1918
48-Month
67.00"
(1,701.80mm)
69.10"
(1,755.14mm)
-2.10"
(-53.34mm)
29th Driest
Driest since:
1936
96th Wettest
Wettest since:
2011
Ties: 2021
Oct 1913–Sep 1918
60-Month
86.25"
(2,190.75mm)
86.31"
(2,192.27mm)
-0.06"
(-1.52mm)
46th Driest
Driest since:
1937
78th Wettest
Wettest since:
2014

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