Statewide Rankings

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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.

Michigan

Precipitation Rankings, April 1940

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
April 1940 1-Month	2.01" (51.05mm)	2.60" (66.04mm)	-0.59" (-14.99mm)	32nd Driest	Driest since: 1938	1946
	2.01" (51.05mm)	2.60" (66.04mm)	-0.59" (-14.99mm)	98th Wettest	Wettest since: 1939	2013
	Ties: 1990
Mar–Apr 1940 2-Month	3.43" (87.12mm)	4.64" (117.86mm)	-1.21" (-30.74mm)	24th Driest	Driest since: 1936	1915
Mar–Apr 1940 2-Month	3.43" (87.12mm)	4.64" (117.86mm)	-1.21" (-30.74mm)	106th Wettest	Wettest since: 1939	2011
Feb–Apr 1940 3-Month	4.62" (117.35mm)	6.14" (155.96mm)	-1.52" (-38.61mm)	15th Driest	Driest since: 1935	1895
Feb–Apr 1940 3-Month	4.62" (117.35mm)	6.14" (155.96mm)	-1.52" (-38.61mm)	115th Wettest	Wettest since: 1939	1976
Jan–Apr 1940 4-Month	6.55" (166.37mm)	7.95" (201.93mm)	-1.40" (-35.56mm)	21st Driest	Driest since: 1934	1958
Jan–Apr 1940 4-Month	6.55" (166.37mm)	7.95" (201.93mm)	-1.40" (-35.56mm)	109th Wettest	Wettest since: 1939	2013
Dec 1939–Apr 1940 5-Month	7.94" (201.68mm)	9.94" (252.48mm)	-2.00" (-50.80mm)	16th Driest	Driest since: 1936	1987
Dec 1939–Apr 1940 5-Month	7.94" (201.68mm)	9.94" (252.48mm)	-2.00" (-50.80mm)	113th Wettest	Wettest since: 1939	1950
Nov 1939–Apr 1940 6-Month	8.68" (220.47mm)	12.52" (318.01mm)	-3.84" (-97.54mm)	6th Driest	Driest since: 1931	1987
Nov 1939–Apr 1940 6-Month	8.68" (220.47mm)	12.52" (318.01mm)	-3.84" (-97.54mm)	123rd Wettest	Wettest since: 1939	1950
Oct 1939–Apr 1940 7-Month	11.15" (283.21mm)	15.23" (386.84mm)	-4.08" (-103.63mm)	5th Driest	Driest since: 1931	1931
Oct 1939–Apr 1940 7-Month	11.15" (283.21mm)	15.23" (386.84mm)	-4.08" (-103.63mm)	124th Wettest	Wettest since: 1939	2020
Sep 1939–Apr 1940 8-Month	13.76" (349.50mm)	18.60" (472.44mm)	-4.84" (-122.94mm)	5th Driest	Driest since: 1931	1931
Sep 1939–Apr 1940 8-Month	13.76" (349.50mm)	18.60" (472.44mm)	-4.84" (-122.94mm)	124th Wettest	Wettest since: 1939	2020
Aug 1939–Apr 1940 9-Month	18.03" (457.96mm)	21.74" (552.20mm)	-3.71" (-94.24mm)	14th Driest	Driest since: 1931	1931
Aug 1939–Apr 1940 9-Month	18.03" (457.96mm)	21.74" (552.20mm)	-3.71" (-94.24mm)	115th Wettest	Wettest since: 1939	2020
Jul 1939–Apr 1940 10-Month	19.66" (499.36mm)	24.79" (629.67mm)	-5.13" (-130.31mm)	5th Driest	Driest since: 1931	1931
Jul 1939–Apr 1940 10-Month	19.66" (499.36mm)	24.79" (629.67mm)	-5.13" (-130.31mm)	124th Wettest	Wettest since: 1939	2017
Jun 1939–Apr 1940 11-Month	24.69" (627.13mm)	28.06" (712.72mm)	-3.37" (-85.59mm)	18th Driest	Driest since: 1934	1931
Jun 1939–Apr 1940 11-Month	24.69" (627.13mm)	28.06" (712.72mm)	-3.37" (-85.59mm)	111th Wettest	Wettest since: 1939	2020
May 1939–Apr 1940 12-Month	27.17" (690.12mm)	31.12" (790.45mm)	-3.95" (-100.33mm)	16th Driest	Driest since: 1935	1931
May 1939–Apr 1940 12-Month	27.17" (690.12mm)	31.12" (790.45mm)	-3.95" (-100.33mm)	113th Wettest	Wettest since: 1939	2020
Nov 1938–Apr 1940 18-Month	40.50" (1,028.70mm)	43.64" (1,108.46mm)	-3.14" (-79.76mm)	24th Driest	Driest since: 1937	1931
Nov 1938–Apr 1940 18-Month	40.50" (1,028.70mm)	43.64" (1,108.46mm)	-3.14" (-79.76mm)	104th Wettest	Wettest since: 1939	2020
May 1938–Apr 1940 24-Month	58.79" (1,493.27mm)	62.25" (1,581.15mm)	-3.46" (-87.88mm)	23rd Driest	Driest since: 1937	1931
May 1938–Apr 1940 24-Month	58.79" (1,493.27mm)	62.25" (1,581.15mm)	-3.46" (-87.88mm)	105th Wettest	Wettest since: 1939	2020
May 1937–Apr 1940 36-Month	91.34" (2,320.04mm)	93.39" (2,372.11mm)	-2.05" (-52.07mm)	35th Driest	Driest since: 1938	1932
	91.34" (2,320.04mm)	93.39" (2,372.11mm)	-2.05" (-52.07mm)	92nd Wettest	Wettest since: 1939	2020
	Ties: 1923
May 1936–Apr 1940 48-Month	119.93" (3,046.22mm)	124.52" (3,162.81mm)	-4.59" (-116.59mm)	30th Driest	Driest since: 1938	1937
May 1936–Apr 1940 48-Month	119.93" (3,046.22mm)	124.52" (3,162.81mm)	-4.59" (-116.59mm)	96th Wettest	Wettest since: 1939	2020
May 1935–Apr 1940 60-Month	148.33" (3,767.58mm)	155.67" (3,954.02mm)	-7.34" (-186.44mm)	22nd Driest	Driest since: 1939	1935
May 1935–Apr 1940 60-Month	148.33" (3,767.58mm)	155.67" (3,954.02mm)	-7.34" (-186.44mm)	103rd Wettest	Wettest since: 1933	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on May 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings