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.

Missouri

Precipitation Rankings, May 2017

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
May 2017
1-Month
5.97"
(151.64mm)
4.66"
(118.36mm)
1.31"
(33.28mm)
97th Driest
Driest since:
1901
32nd Wettest
Wettest since:
2019
Apr–May 2017
2-Month
15.54"
(394.72mm)
8.63"
(219.20mm)
6.91"
(175.52mm)
128th Driest
Driest since:
1901
1st Wettest
Wettest to Date
2017
Mar–May 2017
3-Month
19.44"
(493.78mm)
11.84"
(300.74mm)
7.60"
(193.04mm)
125th Driest
Driest since:
1936
4th Wettest
Wettest since:
1973
Feb–May 2017
4-Month
20.03"
(508.76mm)
13.86"
(352.04mm)
6.17"
(156.72mm)
119th Driest
Driest since:
1936
10th Wettest
Wettest since:
1945
Jan–May 2017
5-Month
21.87"
(555.50mm)
15.95"
(405.13mm)
5.92"
(150.37mm)
115th Driest
Driest since:
1936
14th Wettest
Wettest since:
1973
Dec 2016–May 2017
6-Month
23.14"
(587.76mm)
18.25"
(463.55mm)
4.89"
(124.21mm)
111th Driest
Driest since:
1936
17th Wettest
Wettest since:
1973
Nov 2016–May 2017
7-Month
24.63"
(625.60mm)
21.16"
(537.46mm)
3.47"
(88.14mm)
97th Driest
Driest since:
1934
31st Wettest
Wettest since:
1973
Oct 2016–May 2017
8-Month
26.92"
(683.77mm)
24.37"
(619.00mm)
2.55"
(64.77mm)
84th Driest
Driest since:
1934
44th Wettest
Wettest since:
1973
Sep 2016–May 2017
9-Month
31.31"
(795.27mm)
28.49"
(723.65mm)
2.82"
(71.62mm)
88th Driest
Driest since:
1940
40th Wettest
Wettest since:
1927
Aug 2016–May 2017
10-Month
37.92"
(963.17mm)
32.21"
(818.13mm)
5.71"
(145.04mm)
108th Driest
Driest since:
1954
20th Wettest
Wettest since:
1927
Jul 2016–May 2017
11-Month
44.48"
(1,129.79mm)
35.92"
(912.37mm)
8.56"
(217.42mm)
117th Driest
Driest since:
1954
11th Wettest
Wettest since:
1927
Jun 2016–May 2017
12-Month
46.91"
(1,191.51mm)
40.52"
(1,029.21mm)
6.39"
(162.30mm)
103rd Driest
Driest since:
1954
25th Wettest
Wettest since:
1994
Dec 2015–May 2017
18-Month
68.98"
(1,752.09mm)
58.77"
(1,492.76mm)
10.21"
(259.33mm)
108th Driest
Driest since:
1954
19th Wettest
Wettest since:
2020
Jun 2015–May 2017
24-Month
99.87"
(2,536.70mm)
81.08"
(2,059.43mm)
18.79"
(477.27mm)
120th Driest
Driest since:
1954
7th Wettest
Wettest since:
1994
Jun 2014–May 2017
36-Month
143.86"
(3,654.04mm)
121.61"
(3,088.89mm)
22.25"
(565.15mm)
119th Driest
Driest since:
1956
7th Wettest
Wettest since:
1929
Jun 2013–May 2017
48-Month
178.81"
(4,541.77mm)
162.17"
(4,119.12mm)
16.64"
(422.65mm)
104th Driest
Driest since:
1956
21st Wettest
Wettest since:
2011
Jun 2012–May 2017
60-Month
219.22"
(5,568.19mm)
202.74"
(5,149.60mm)
16.48"
(418.59mm)
101st Driest
Driest since:
1957
23rd Wettest
Wettest since:
2020

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