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, July 1998

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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
July 1998 1-Month	3.79" (96.27mm)	2.10" (53.34mm)	1.69" (42.93mm)	128th Driest	Driest since: 1997	1900
July 1998 1-Month	3.79" (96.27mm)	2.10" (53.34mm)	1.69" (42.93mm)	1st Wettest	Wettest to Date	1998
Jun–Jul 1998 2-Month	5.00" (127.00mm)	3.64" (92.46mm)	1.36" (34.54mm)	118th Driest	Driest since: 1997	1924
Jun–Jul 1998 2-Month	5.00" (127.00mm)	3.64" (92.46mm)	1.36" (34.54mm)	11th Wettest	Wettest since: 1969	1965
May–Jul 1998 3-Month	6.06" (153.92mm)	5.66" (143.76mm)	0.40" (10.16mm)	88th Driest	Driest since: 1996	2002
May–Jul 1998 3-Month	6.06" (153.92mm)	5.66" (143.76mm)	0.40" (10.16mm)	41st Wettest	Wettest since: 1997	2015
Apr–Jul 1998 4-Month	7.83" (198.88mm)	7.50" (190.50mm)	0.33" (8.38mm)	84th Driest	Driest since: 1996	2002
Apr–Jul 1998 4-Month	7.83" (198.88mm)	7.50" (190.50mm)	0.33" (8.38mm)	45th Wettest	Wettest since: 1997	1957
Mar–Jul 1998 5-Month	9.68" (245.87mm)	9.02" (229.11mm)	0.66" (16.76mm)	88th Driest	Driest since: 1997	2002
Mar–Jul 1998 5-Month	9.68" (245.87mm)	9.02" (229.11mm)	0.66" (16.76mm)	41st Wettest	Wettest since: 1995	1957
Feb–Jul 1998 6-Month	10.76" (273.30mm)	10.11" (256.79mm)	0.65" (16.51mm)	86th Driest	Driest since: 1997	2002
Feb–Jul 1998 6-Month	10.76" (273.30mm)	10.11" (256.79mm)	0.65" (16.51mm)	43rd Wettest	Wettest since: 1995	1995
Jan–Jul 1998 7-Month	11.56" (293.62mm)	11.17" (283.72mm)	0.39" (9.90mm)	83rd Driest	Driest since: 1996	2002
Jan–Jul 1998 7-Month	11.56" (293.62mm)	11.17" (283.72mm)	0.39" (9.90mm)	46th Wettest	Wettest since: 1997	1957
Dec 1997–Jul 1998 8-Month	12.42" (315.47mm)	12.24" (310.90mm)	0.18" (4.57mm)	77th Driest	Driest since: 1996	2002
	12.42" (315.47mm)	12.24" (310.90mm)	0.18" (4.57mm)	51st Wettest	Wettest since: 1997	1957
	Ties: 1987, 2016
Nov 1997–Jul 1998 9-Month	13.65" (346.71mm)	13.31" (338.07mm)	0.34" (8.64mm)	77th Driest	Driest since: 1996	2002
Nov 1997–Jul 1998 9-Month	13.65" (346.71mm)	13.31" (338.07mm)	0.34" (8.64mm)	51st Wettest	Wettest since: 1997	1957
Oct 1997–Jul 1998 10-Month	15.90" (403.86mm)	14.64" (371.86mm)	1.26" (32.00mm)	88th Driest	Driest since: 1996	2002
Oct 1997–Jul 1998 10-Month	15.90" (403.86mm)	14.64" (371.86mm)	1.26" (32.00mm)	40th Wettest	Wettest since: 1997	1995
Sep 1997–Jul 1998 11-Month	18.33" (465.58mm)	16.07" (408.18mm)	2.26" (57.40mm)	108th Driest	Driest since: 1996	2002
Sep 1997–Jul 1998 11-Month	18.33" (465.58mm)	16.07" (408.18mm)	2.26" (57.40mm)	20th Wettest	Wettest since: 1997	1995
Aug 1997–Jul 1998 12-Month	21.78" (553.21mm)	18.08" (459.23mm)	3.70" (93.98mm)	118th Driest	Driest since: 1997	2002
Aug 1997–Jul 1998 12-Month	21.78" (553.21mm)	18.08" (459.23mm)	3.70" (93.98mm)	10th Wettest	Wettest since: 1995	1995
Feb 1997–Jul 1998 18-Month	32.06" (814.32mm)	28.21" (716.53mm)	3.85" (97.79mm)	114th Driest	Driest since: 1997	2002, 2013
Feb 1997–Jul 1998 18-Month	32.06" (814.32mm)	28.21" (716.53mm)	3.85" (97.79mm)	14th Wettest	Wettest since: 1996	1942
Aug 1996–Jul 1998 24-Month	42.21" (1,072.13mm)	36.18" (918.97mm)	6.03" (153.16mm)	123rd Driest	Driest since: 1997	1902
Aug 1996–Jul 1998 24-Month	42.21" (1,072.13mm)	36.18" (918.97mm)	6.03" (153.16mm)	4th Wettest	Wettest since: 1942	1942
Aug 1995–Jul 1998 36-Month	59.13" (1,501.90mm)	54.23" (1,377.44mm)	4.90" (124.46mm)	108th Driest	Driest since: 1996	1956
Aug 1995–Jul 1998 36-Month	59.13" (1,501.90mm)	54.23" (1,377.44mm)	4.90" (124.46mm)	18th Wettest	Wettest since: 1997	1943
Aug 1994–Jul 1998 48-Month	83.29" (2,115.57mm)	72.25" (1,835.15mm)	11.04" (280.42mm)	123rd Driest	Driest since: 1997	1956
Aug 1994–Jul 1998 48-Month	83.29" (2,115.57mm)	72.25" (1,835.15mm)	11.04" (280.42mm)	2nd Wettest	Wettest since: 1944	1944
Aug 1993–Jul 1998 60-Month	100.64" (2,556.26mm)	90.27" (2,292.86mm)	10.37" (263.40mm)	120th Driest	Driest since: 1997	1954
Aug 1993–Jul 1998 60-Month	100.64" (2,556.26mm)	90.27" (2,292.86mm)	10.37" (263.40mm)	4th Wettest	Wettest since: 1987	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings