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, April 2020

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
April 2020
1-Month		3.98"
(101.09mm)		3.97"
(100.84mm)		0.01"
(0.25mm)		78th Driest
Driest since:
2000
51st Wettest
Wettest since:
2017
Mar–Apr 2020
2-Month		9.49"
(241.05mm)		7.18"
(182.37mm)		2.31"
(58.68mm)		106th Driest
Driest since:
1971
23rd Wettest
Wettest since:
1973
Feb–Apr 2020
3-Month		12.00"
(304.80mm)		9.20"
(233.68mm)		2.80"
(71.12mm)		109th Driest
Driest since:
1936
20th Wettest
Wettest since:
1945
Jan–Apr 2020
4-Month		16.41"
(416.81mm)		11.29"
(286.77mm)		5.12"
(130.04mm)		122nd Driest
Driest since:
1936
7th Wettest
Wettest since:
1973
Dec 2019–Apr 2020
5-Month		18.08"
(459.23mm)		13.59"
(345.19mm)		4.49"
(114.04mm)		119th Driest
Driest since:
1936
9th Wettest
Wettest since:
2008
Nov 2019–Apr 2020
6-Month		20.95"
(532.13mm)		16.51"
(419.35mm)		4.44"
(112.78mm)		110th Driest
Driest since:
1956
18th Wettest
Wettest since:
1973
Oct 2019–Apr 2020
7-Month		25.95"
(659.13mm)		19.71"
(500.63mm)		6.24"
(158.50mm)		121st Driest
Driest since:
1956
7th Wettest
Wettest since:
1973
Sep 2019–Apr 2020
8-Month		29.23"
(742.44mm)		23.83"
(605.28mm)		5.40"
(137.16mm)		111th Driest
Driest since:
1954
17th Wettest
Wettest since:
1973
Aug 2019–Apr 2020
9-Month		35.39"
(898.91mm)		27.55"
(699.77mm)		7.84"
(199.14mm)		122nd Driest
Driest since:
1954
6th Wettest
Wettest since:
1927
Jul 2019–Apr 2020
10-Month		39.87"
(1,012.70mm)		31.26"
(794.00mm)		8.61"
(218.70mm)		122nd Driest
Driest since:
1954
6th Wettest
Wettest since:
1994
Jun 2019–Apr 2020
11-Month		45.58"
(1,157.73mm)		35.86"
(910.84mm)		9.72"
(246.89mm)		119th Driest
Driest since:
1954
9th Wettest
Wettest since:
1994
May 2019–Apr 2020
12-Month		55.89"
(1,419.61mm)		40.51"
(1,028.95mm)		15.38"
(390.66mm)		126th Driest
Driest since:
1954
2nd Wettest
Wettest since:
1994
Nov 2018–Apr 2020
18-Month		76.66"
(1,947.16mm)		57.03"
(1,448.56mm)		19.63"
(498.60mm)		124th Driest
Driest since:
1902
3rd Wettest
Wettest since:
1994
May 2018–Apr 2020
24-Month		100.89"
(2,562.61mm)		81.09"
(2,059.69mm)		19.80"
(502.92mm)		124th Driest
Driest since:
1954
3rd Wettest
Wettest since:
1994
May 2017–Apr 2020
36-Month		138.78"
(3,525.01mm)		121.66"
(3,090.16mm)		17.12"
(434.85mm)		112th Driest
Driest since:
1956
14th Wettest
Wettest since:
2011
May 2016–Apr 2020
48-Month		185.50"
(4,711.70mm)		162.20"
(4,119.88mm)		23.30"
(591.82mm)		115th Driest
Driest since:
1956
10th Wettest
Wettest since:
2011
May 2015–Apr 2020
60-Month		239.98"
(6,095.49mm)		202.79"
(5,150.87mm)		37.19"
(944.62mm)		123rd Driest
Driest since:
1957
1st Wettest
Wettest to Date
2020

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