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.

Colorado

Precipitation Rankings, March 2017

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Wettest/Driest
Since		Record
March 2017
1-Month		1.19"
(30.23mm)		1.52"
(38.61mm)		-0.33"
(-8.38mm)		47th Driest
Driest since:
1966
83rd Wettest
Wettest since:
1906
Feb–Mar 2017
2-Month		2.19"
(55.63mm)		2.61"
(66.29mm)		-0.42"
(-10.66mm)		42nd Driest
Driest since:
1966
88th Wettest
Wettest since:
1905
Ties: 1963
Jan–Mar 2017
3-Month		4.48"
(113.79mm)		3.67"
(93.22mm)		0.81"
(20.57mm)		105th Driest
Driest since:
1966
25th Wettest
Wettest since:
1980
Ties: 1911
Dec 2016–Mar 2017
4-Month		6.13"
(155.70mm)		4.74"
(120.40mm)		1.39"
(35.30mm)		114th Driest
Driest since:
1977
15th Wettest
Wettest since:
1979
Ties: 1949
Nov 2016–Mar 2017
5-Month		7.05"
(179.07mm)		5.81"
(147.57mm)		1.24"
(31.50mm)		111th Driest
Driest since:
1977
18th Wettest
Wettest since:
1979
Ties: 1973
Oct 2016–Mar 2017
6-Month		7.54"
(191.52mm)		7.14"
(181.36mm)		0.40"
(10.16mm)		76th Driest
Driest since:
1977
53rd Wettest
Wettest since:
1909
Sep 2016–Mar 2017
7-Month		8.54"
(216.92mm)		8.57"
(217.68mm)		-0.03"
(-0.76mm)		67th Driest
Driest since:
1902
62nd Wettest
Wettest since:
1942
Aug 2016–Mar 2017
8-Month		10.61"
(269.49mm)		10.58"
(268.73mm)		0.03"
(0.76mm)		66th Driest
Driest since:
1901
63rd Wettest
Wettest since:
1942
Jul 2016–Mar 2017
9-Month		12.25"
(311.15mm)		12.68"
(322.07mm)		-0.43"
(-10.92mm)		56th Driest
Driest since:
1901
73rd Wettest
Wettest since:
1942
Jun 2016–Mar 2017
10-Month		13.60"
(345.44mm)		14.23"
(361.44mm)		-0.63"
(-16.00mm)		52nd Driest
Driest since:
1901
77th Wettest
Wettest since:
1942
May 2016–Mar 2017
11-Month		15.67"
(398.02mm)		16.25"
(412.75mm)		-0.58"
(-14.73mm)		51st Driest
Driest since:
1901
78th Wettest
Wettest since:
1942
Apr 2016–Mar 2017
12-Month		18.41"
(467.61mm)		18.13"
(460.50mm)		0.28"
(7.11mm)		74th Driest
Driest since:
1935
55th Wettest
Wettest since:
1942
Ties: 1926
Oct 2015–Mar 2017
18-Month		26.54"
(674.12mm)		25.26"
(641.60mm)		1.28"
(32.52mm)		92nd Driest
Driest since:
1935
36th Wettest
Wettest since:
1942
Apr 2015–Mar 2017
24-Month		40.43"
(1,026.92mm)		36.17"
(918.72mm)		4.26"
(108.20mm)		116th Driest
Driest since:
1977
12th Wettest
Wettest since:
1943
Apr 2014–Mar 2017
36-Month		58.92"
(1,496.57mm)		54.22"
(1,377.19mm)		4.70"
(119.38mm)		107th Driest
Driest since:
1977
20th Wettest
Wettest since:
1943
Apr 2013–Mar 2017
48-Month		78.35"
(1,990.09mm)		72.23"
(1,834.64mm)		6.12"
(155.45mm)		113th Driest
Driest since:
2004
13th Wettest
Wettest since:
1987
Apr 2012–Mar 2017
60-Month		91.03"
(2,312.16mm)		90.23"
(2,291.84mm)		0.80"
(20.32mm)		65th Driest
Driest since:
1957
60th Wettest
Wettest since:
1987
Ties: 1915

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