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, April 2000

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
April 2000
1-Month 		1.32"
(33.53mm)		 1.84"
(46.74mm)		 -0.52"
(-13.21mm)		 38th Driest
Driest since:
 2002
91st Wettest
Wettest since:
 1900
Ties: 1960
Mar–Apr 2000
2-Month 		3.87"
(98.30mm)		 3.35"
(85.09mm)		 0.52"
(13.21mm)		 100th Driest
Driest since:
 2002
29th Wettest
Wettest since:
 1906
Ties: 2010
Feb–Apr 2000
3-Month 		5.06"
(128.52mm)		 4.44"
(112.78mm)		 0.62"
(15.74mm)		 97th Driest
Driest since:
 2002
32nd Wettest
Wettest since:
 1905
Jan–Apr 2000
4-Month 		6.31"
(160.27mm)		 5.51"
(139.95mm)		 0.80"
(20.32mm)		 101st Driest
Driest since:
 2002
28th Wettest
Wettest since:
 1905
Ties: 1922
Dec 1999–Apr 2000
5-Month 		7.04"
(178.82mm)		 6.58"
(167.13mm)		 0.46"
(11.69mm)		 84th Driest
Driest since:
 2002
44th Wettest
Wettest since:
 1905
Nov 1999–Apr 2000
6-Month 		7.41"
(188.21mm)		 7.65"
(194.31mm)		 -0.24"
(-6.10mm)		 62nd Driest
Driest since:
 1904
66th Wettest
Wettest since:
 1984
Oct 1999–Apr 2000
7-Month 		7.98"
(202.69mm)		 8.98"
(228.09mm)		 -1.00"
(-25.40mm)		 42nd Driest
Driest since:
 2002
86th Wettest
Wettest since:
 1942
Sep 1999–Apr 2000
8-Month 		9.37"
(238.00mm)		 10.41"
(264.41mm)		 -1.04"
(-26.41mm)		 42nd Driest
Driest since:
 1902, 2002
86th Wettest
Wettest since:
 1942
Aug 1999–Apr 2000
9-Month 		12.64"
(321.06mm)		 12.42"
(315.47mm)		 0.22"
(5.59mm)		 71st Driest
Driest since:
 2002
57th Wettest
Wettest since:
 1942
Jul 1999–Apr 2000
10-Month 		15.23"
(386.84mm)		 14.52"
(368.81mm)		 0.71"
(18.03mm)		 81st Driest
Driest since:
 1902
47th Wettest
Wettest since:
 1942
Jun 1999–Apr 2000
11-Month 		16.87"
(428.50mm)		 16.07"
(408.18mm)		 0.80"
(20.32mm)		 83rd Driest
Driest since:
 1981
45th Wettest
Wettest since:
 1942
Ties: 2015
May 1999–Apr 2000
12-Month 		19.51"
(495.55mm)		 18.08"
(459.23mm)		 1.43"
(36.32mm)		 93rd Driest
Driest since:
 2013
35th Wettest
Wettest since:
 1942
Nov 1998–Apr 2000
18-Month 		28.31"
(719.07mm)		 25.76"
(654.30mm)		 2.55"
(64.77mm)		 104th Driest
Driest since:
 2013
23rd Wettest
Wettest since:
 1942
May 1998–Apr 2000
24-Month 		39.61"
(1,006.09mm)		 36.16"
(918.46mm)		 3.45"
(87.63mm)		 107th Driest
Driest since:
 1902
20th Wettest
Wettest since:
 1942
May 1997–Apr 2000
36-Month 		61.59"
(1,564.39mm)		 54.22"
(1,377.19mm)		 7.37"
(187.20mm)		 117th Driest
Driest since:
 1955
9th Wettest
Wettest since:
 1985
May 1996–Apr 2000
48-Month 		81.79"
(2,077.47mm)		 72.24"
(1,834.90mm)		 9.55"
(242.57mm)		 120th Driest
Driest since:
 1904
5th Wettest
Wettest since:
 1986
May 1995–Apr 2000
60-Month 		102.01"
(2,591.05mm)		 90.24"
(2,292.10mm)		 11.77"
(298.95mm)		 121st Driest
Driest since:
 1957
3rd Wettest
Wettest since:
 1987

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