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.

Colorado

Precipitation Rankings, September 1936

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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 1936 1-Month	1.69" (42.93mm)	1.43" (36.32mm)	0.26" (6.61mm)	85th Driest	Driest since: 1934	1956
	1.69" (42.93mm)	1.43" (36.32mm)	0.26" (6.61mm)	44th Wettest	Wettest since: 1935	2013
	Ties: 1972
Aug–Sep 1936 2-Month	4.31" (109.47mm)	3.46" (87.88mm)	0.85" (21.59mm)	108th Driest	Driest since: 1935	1944
	4.31" (109.47mm)	3.46" (87.88mm)	0.85" (21.59mm)	21st Wettest	Wettest since: 1933	2013
	Ties: 1925
Jul–Sep 1936 3-Month	6.50" (165.10mm)	5.56" (141.22mm)	0.94" (23.88mm)	106th Driest	Driest since: 1935	1900
Jul–Sep 1936 3-Month	6.50" (165.10mm)	5.56" (141.22mm)	0.94" (23.88mm)	23rd Wettest	Wettest since: 1930	2013
Jun–Sep 1936 4-Month	7.90" (200.66mm)	7.10" (180.34mm)	0.80" (20.32mm)	91st Driest	Driest since: 1935	1924
Jun–Sep 1936 4-Month	7.90" (200.66mm)	7.10" (180.34mm)	0.80" (20.32mm)	38th Wettest	Wettest since: 1930	1965
May–Sep 1936 5-Month	9.68" (245.87mm)	9.12" (231.65mm)	0.56" (14.22mm)	87th Driest	Driest since: 1934	1939
May–Sep 1936 5-Month	9.68" (245.87mm)	9.12" (231.65mm)	0.56" (14.22mm)	42nd Wettest	Wettest since: 1935	1965
Apr–Sep 1936 6-Month	10.54" (267.72mm)	10.96" (278.38mm)	-0.42" (-10.66mm)	61st Driest	Driest since: 1934	1939
Apr–Sep 1936 6-Month	10.54" (267.72mm)	10.96" (278.38mm)	-0.42" (-10.66mm)	68th Wettest	Wettest since: 1935	1999
Mar–Sep 1936 7-Month	11.55" (293.37mm)	12.47" (316.74mm)	-0.92" (-23.37mm)	45th Driest	Driest since: 1934	2002
Mar–Sep 1936 7-Month	11.55" (293.37mm)	12.47" (316.74mm)	-0.92" (-23.37mm)	84th Wettest	Wettest since: 1935	1941
Feb–Sep 1936 8-Month	13.49" (342.65mm)	13.56" (344.42mm)	-0.07" (-1.77mm)	68th Driest	Driest since: 1934	2002
	13.49" (342.65mm)	13.56" (344.42mm)	-0.07" (-1.77mm)	61st Wettest	Wettest since: 1935	1941
	Ties: 1958
Jan–Sep 1936 9-Month	14.37" (365.00mm)	14.62" (371.35mm)	-0.25" (-6.35mm)	65th Driest	Driest since: 1934	2002
Jan–Sep 1936 9-Month	14.37" (365.00mm)	14.62" (371.35mm)	-0.25" (-6.35mm)	64th Wettest	Wettest since: 1935	1957
Dec 1935–Sep 1936 10-Month	14.85" (377.19mm)	15.70" (398.78mm)	-0.85" (-21.59mm)	49th Driest	Driest since: 1934	2002
	14.85" (377.19mm)	15.70" (398.78mm)	-0.85" (-21.59mm)	79th Wettest	Wettest since: 1935	1957
	Ties: 2021
Nov 1935–Sep 1936 11-Month	15.42" (391.67mm)	16.76" (425.70mm)	-1.34" (-34.03mm)	41st Driest	Driest since: 1934	2002
Nov 1935–Sep 1936 11-Month	15.42" (391.67mm)	16.76" (425.70mm)	-1.34" (-34.03mm)	87th Wettest	Wettest since: 1935	1941
Oct 1935–Sep 1936 12-Month	16.25" (412.75mm)	18.10" (459.74mm)	-1.85" (-46.99mm)	38th Driest	Driest since: 1934	2002
Oct 1935–Sep 1936 12-Month	16.25" (412.75mm)	18.10" (459.74mm)	-1.85" (-46.99mm)	90th Wettest	Wettest since: 1935	1995
Apr 1935–Sep 1936 18-Month	28.92" (734.57mm)	29.08" (738.63mm)	-0.16" (-4.06mm)	64th Driest	Driest since: 1935	2002
Apr 1935–Sep 1936 18-Month	28.92" (734.57mm)	29.08" (738.63mm)	-0.16" (-4.06mm)	64th Wettest	Wettest since: 1930	1942
Oct 1934–Sep 1936 24-Month	33.87" (860.30mm)	36.22" (919.99mm)	-2.35" (-59.69mm)	39th Driest	Driest since: 1935	2003
Oct 1934–Sep 1936 24-Month	33.87" (860.30mm)	36.22" (919.99mm)	-2.35" (-59.69mm)	88th Wettest	Wettest since: 1933	1942
Oct 1933–Sep 1936 36-Month	47.06" (1,195.32mm)	54.27" (1,378.46mm)	-7.21" (-183.14mm)	10th Driest	Driest to Date	1956
Oct 1933–Sep 1936 36-Month	47.06" (1,195.32mm)	54.27" (1,378.46mm)	-7.21" (-183.14mm)	116th Wettest	Wettest since: 1935	1997
Oct 1932–Sep 1936 48-Month	63.94" (1,624.08mm)	72.31" (1,836.67mm)	-8.37" (-212.59mm)	10th Driest	Driest since: 1934	1956
Oct 1932–Sep 1936 48-Month	63.94" (1,624.08mm)	72.31" (1,836.67mm)	-8.37" (-212.59mm)	115th Wettest	Wettest since: 1935	1998
Oct 1931–Sep 1936 60-Month	81.10" (2,059.94mm)	90.33" (2,294.38mm)	-9.23" (-234.44mm)	12th Driest	Driest since: 1935	2022
Oct 1931–Sep 1936 60-Month	81.10" (2,059.94mm)	90.33" (2,294.38mm)	-9.23" (-234.44mm)	112th Wettest	Wettest since: 1933	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings