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 1924

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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 1924 1-Month	1.25" (31.75mm)	1.43" (36.32mm)	-0.18" (-4.57mm)	56th Driest	Driest since: 1922	1956
	1.25" (31.75mm)	1.43" (36.32mm)	-0.18" (-4.57mm)	73rd Wettest	Wettest since: 1923	2013
	Ties: 1900, 1937
Aug–Sep 1924 2-Month	1.95" (49.53mm)	3.46" (87.88mm)	-1.51" (-38.35mm)	9th Driest	Driest to Date	1944
Aug–Sep 1924 2-Month	1.95" (49.53mm)	3.46" (87.88mm)	-1.51" (-38.35mm)	120th Wettest	Wettest since: 1923	2013
Jul–Sep 1924 3-Month	3.33" (84.58mm)	5.56" (141.22mm)	-2.23" (-56.64mm)	3rd Driest	Driest since: 1900	1900
Jul–Sep 1924 3-Month	3.33" (84.58mm)	5.56" (141.22mm)	-2.23" (-56.64mm)	126th Wettest	Wettest since: 1923	2013
Jun–Sep 1924 4-Month	3.70" (93.98mm)	7.10" (180.34mm)	-3.40" (-86.36mm)	1st Driest	Driest to Date	1924
Jun–Sep 1924 4-Month	3.70" (93.98mm)	7.10" (180.34mm)	-3.40" (-86.36mm)	128th Wettest	Wettest since: 1923	1965
May–Sep 1924 5-Month	5.79" (147.07mm)	9.12" (231.65mm)	-3.33" (-84.58mm)	5th Driest	Driest since: 1900	1939
May–Sep 1924 5-Month	5.79" (147.07mm)	9.12" (231.65mm)	-3.33" (-84.58mm)	124th Wettest	Wettest since: 1923	1965
Apr–Sep 1924 6-Month	7.26" (184.40mm)	10.96" (278.38mm)	-3.70" (-93.98mm)	6th Driest	Driest to Date	1939
Apr–Sep 1924 6-Month	7.26" (184.40mm)	10.96" (278.38mm)	-3.70" (-93.98mm)	123rd Wettest	Wettest since: 1923	1999
Mar–Sep 1924 7-Month	9.80" (248.92mm)	12.47" (316.74mm)	-2.67" (-67.82mm)	14th Driest	Driest since: 1910	2002
Mar–Sep 1924 7-Month	9.80" (248.92mm)	12.47" (316.74mm)	-2.67" (-67.82mm)	115th Wettest	Wettest since: 1923	1941
Feb–Sep 1924 8-Month	10.39" (263.91mm)	13.56" (344.42mm)	-3.17" (-80.51mm)	10th Driest	Driest to Date	2002
	10.39" (263.91mm)	13.56" (344.42mm)	-3.17" (-80.51mm)	119th Wettest	Wettest since: 1923	1941
	Ties: 1954
Jan–Sep 1924 9-Month	11.06" (280.92mm)	14.62" (371.35mm)	-3.56" (-90.43mm)	10th Driest	Driest to Date	2002
Jan–Sep 1924 9-Month	11.06" (280.92mm)	14.62" (371.35mm)	-3.56" (-90.43mm)	119th Wettest	Wettest since: 1923	1957
Dec 1923–Sep 1924 10-Month	12.31" (312.67mm)	15.70" (398.78mm)	-3.39" (-86.11mm)	10th Driest	Driest to Date	2002
Dec 1923–Sep 1924 10-Month	12.31" (312.67mm)	15.70" (398.78mm)	-3.39" (-86.11mm)	118th Wettest	Wettest since: 1923	1957
Nov 1923–Sep 1924 11-Month	13.05" (331.47mm)	16.76" (425.70mm)	-3.71" (-94.23mm)	8th Driest	Driest to Date	2002
Nov 1923–Sep 1924 11-Month	13.05" (331.47mm)	16.76" (425.70mm)	-3.71" (-94.23mm)	120th Wettest	Wettest since: 1923	1941
Oct 1923–Sep 1924 12-Month	15.84" (402.34mm)	18.10" (459.74mm)	-2.26" (-57.40mm)	30th Driest	Driest since: 1913	2002
Oct 1923–Sep 1924 12-Month	15.84" (402.34mm)	18.10" (459.74mm)	-2.26" (-57.40mm)	98th Wettest	Wettest since: 1923	1995
Apr 1923–Sep 1924 18-Month	30.00" (762.00mm)	29.08" (738.63mm)	0.92" (23.37mm)	78th Driest	Driest since: 1923	2002
Apr 1923–Sep 1924 18-Month	30.00" (762.00mm)	29.08" (738.63mm)	0.92" (23.37mm)	50th Wettest	Wettest since: 1921	1942
Oct 1922–Sep 1924 24-Month	37.02" (940.31mm)	36.22" (919.99mm)	0.80" (20.32mm)	78th Driest	Driest since: 1922	2003
Oct 1922–Sep 1924 24-Month	37.02" (940.31mm)	36.22" (919.99mm)	0.80" (20.32mm)	49th Wettest	Wettest since: 1923	1942
Oct 1921–Sep 1924 36-Month	53.25" (1,352.55mm)	54.27" (1,378.46mm)	-1.02" (-25.91mm)	53rd Driest	Driest since: 1904	1956
Oct 1921–Sep 1924 36-Month	53.25" (1,352.55mm)	54.27" (1,378.46mm)	-1.02" (-25.91mm)	73rd Wettest	Wettest since: 1923	1997
Oct 1920–Sep 1924 48-Month	73.89" (1,876.81mm)	72.31" (1,836.67mm)	1.58" (40.14mm)	79th Driest	Driest since: 1919	1956
Oct 1920–Sep 1924 48-Month	73.89" (1,876.81mm)	72.31" (1,836.67mm)	1.58" (40.14mm)	46th Wettest	Wettest since: 1923	1998
Oct 1919–Sep 1924 60-Month	94.04" (2,388.62mm)	90.33" (2,294.38mm)	3.71" (94.24mm)	91st Driest	Driest since: 1922	2022
Oct 1919–Sep 1924 60-Month	94.04" (2,388.62mm)	90.33" (2,294.38mm)	3.71" (94.24mm)	33rd Wettest	Wettest since: 1923	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings