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 1987

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 1987
1-Month
3.49"
(88.65mm)
4.66"
(118.36mm)
-1.17"
(-29.71mm)
30th Driest
Driest since:
1901
99th Wettest
Wettest since:
2019
Apr–May 1987
2-Month
5.64"
(143.26mm)
8.63"
(219.20mm)
-2.99"
(-75.94mm)
14th Driest
Driest since:
1901
115th Wettest
Wettest since:
2017
Mar–May 1987
3-Month
8.86"
(225.04mm)
11.84"
(300.74mm)
-2.98"
(-75.70mm)
21st Driest
Driest since:
1936
108th Wettest
Wettest since:
1973
Feb–May 1987
4-Month
11.08"
(281.43mm)
13.86"
(352.04mm)
-2.78"
(-70.61mm)
19th Driest
Driest since:
1936
110th Wettest
Wettest since:
1945
Jan–May 1987
5-Month
12.49"
(317.25mm)
15.95"
(405.13mm)
-3.46"
(-87.88mm)
20th Driest
Driest since:
1936
109th Wettest
Wettest since:
1973
Ties: 1963
Dec 1986–May 1987
6-Month
14.33"
(363.98mm)
18.25"
(463.55mm)
-3.92"
(-99.57mm)
14th Driest
Driest since:
1936
114th Wettest
Wettest since:
1973
Nov 1986–May 1987
7-Month
16.35"
(415.29mm)
21.16"
(537.46mm)
-4.81"
(-122.17mm)
15th Driest
Driest since:
1934
113th Wettest
Wettest since:
1973
Oct 1986–May 1987
8-Month
22.45"
(570.23mm)
24.37"
(619.00mm)
-1.92"
(-48.77mm)
40th Driest
Driest since:
1934
88th Wettest
Wettest since:
1973
Ties: 1913
Sep 1986–May 1987
9-Month
30.79"
(782.07mm)
28.49"
(723.65mm)
2.30"
(58.42mm)
80th Driest
Driest since:
1940
48th Wettest
Wettest since:
1927
Aug 1986–May 1987
10-Month
34.11"
(866.39mm)
32.21"
(818.13mm)
1.90"
(48.26mm)
72nd Driest
Driest since:
1954
56th Wettest
Wettest since:
1927
Jul 1986–May 1987
11-Month
38.29"
(972.57mm)
35.92"
(912.37mm)
2.37"
(60.20mm)
79th Driest
Driest since:
1954
49th Wettest
Wettest since:
1927
Jun 1986–May 1987
12-Month
41.64"
(1,057.66mm)
40.52"
(1,029.21mm)
1.12"
(28.45mm)
65th Driest
Driest since:
1954
63rd Wettest
Wettest since:
1994
Dec 1985–May 1987
18-Month
57.34"
(1,456.44mm)
58.77"
(1,492.76mm)
-1.43"
(-36.32mm)
46th Driest
Driest since:
1954
81st Wettest
Wettest since:
2020
Jun 1985–May 1987
24-Month
87.92"
(2,233.17mm)
81.08"
(2,059.43mm)
6.84"
(173.74mm)
94th Driest
Driest since:
1954
33rd Wettest
Wettest since:
1994
Jun 1984–May 1987
36-Month
135.81"
(3,449.57mm)
121.61"
(3,088.89mm)
14.20"
(360.68mm)
105th Driest
Driest since:
1956
21st Wettest
Wettest since:
1929
Jun 1983–May 1987
48-Month
177.49"
(4,508.25mm)
162.17"
(4,119.12mm)
15.32"
(389.13mm)
100th Driest
Driest since:
1956
25th Wettest
Wettest since:
2011
Jun 1982–May 1987
60-Month
227.68"
(5,783.07mm)
202.74"
(5,149.60mm)
24.94"
(633.47mm)
114th Driest
Driest since:
1957
10th Wettest
Wettest since:
2020

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