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 1963

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
April 1963
1-Month 		0.70"
(17.78mm)		 1.84"
(46.74mm)		 -1.14"
(-28.96mm)		 3rd Driest
Driest since:
 2002
126th Wettest
Wettest since:
 1900
Mar–Apr 1963
2-Month 		2.01"
(51.05mm)		 3.35"
(85.09mm)		 -1.34"
(-34.04mm)		 14th Driest
Driest since:
 2002
115th Wettest
Wettest since:
 1906
Feb–Apr 1963
3-Month 		2.89"
(73.41mm)		 4.44"
(112.78mm)		 -1.55"
(-39.37mm)		 9th Driest
Driest since:
 2002
120th Wettest
Wettest since:
 1905
Jan–Apr 1963
4-Month 		4.09"
(103.89mm)		 5.51"
(139.95mm)		 -1.42"
(-36.06mm)		 20th Driest
Driest since:
 2002
109th Wettest
Wettest since:
 1905
Dec 1962–Apr 1963
5-Month 		4.75"
(120.65mm)		 6.58"
(167.13mm)		 -1.83"
(-46.48mm)		 12th Driest
Driest since:
 2002
116th Wettest
Wettest since:
 1905
Nov 1962–Apr 1963
6-Month 		5.71"
(145.03mm)		 7.65"
(194.31mm)		 -1.94"
(-49.28mm)		 15th Driest
Driest since:
 1904
113th Wettest
Wettest since:
 1984
Oct 1962–Apr 1963
7-Month 		6.74"
(171.20mm)		 8.98"
(228.09mm)		 -2.24"
(-56.89mm)		 9th Driest
Driest since:
 2002
119th Wettest
Wettest since:
 1942
Sep 1962–Apr 1963
8-Month 		7.80"
(198.12mm)		 10.41"
(264.41mm)		 -2.61"
(-66.29mm)		 7th Driest
Driest since:
 1902, 2002
121st Wettest
Wettest since:
 1942
Aug 1962–Apr 1963
9-Month 		8.55"
(217.17mm)		 12.42"
(315.47mm)		 -3.87"
(-98.30mm)		 3rd Driest
Driest since:
 2002
125th Wettest
Wettest since:
 1942
Jul 1962–Apr 1963
10-Month 		10.56"
(268.22mm)		 14.52"
(368.81mm)		 -3.96"
(-100.59mm)		 6th Driest
Driest since:
 1902
122nd Wettest
Wettest since:
 1942
Jun 1962–Apr 1963
11-Month 		12.37"
(314.20mm)		 16.07"
(408.18mm)		 -3.70"
(-93.98mm)		 9th Driest
Driest since:
 1981
119th Wettest
Wettest since:
 1942
May 1962–Apr 1963
12-Month 		14.04"
(356.62mm)		 18.08"
(459.23mm)		 -4.04"
(-102.61mm)		 10th Driest
Driest since:
 2013
118th Wettest
Wettest since:
 1942
Nov 1961–Apr 1963
18-Month 		21.28"
(540.51mm)		 25.76"
(654.30mm)		 -4.48"
(-113.79mm)		 13th Driest
Driest since:
 2013
114th Wettest
Wettest since:
 1942
May 1961–Apr 1963
24-Month 		33.88"
(860.55mm)		 36.16"
(918.46mm)		 -2.28"
(-57.91mm)		 37th Driest
Driest since:
 1902
90th Wettest
Wettest since:
 1942
May 1960–Apr 1963
36-Month 		48.93"
(1,242.82mm)		 54.22"
(1,377.19mm)		 -5.29"
(-134.37mm)		 21st Driest
Driest since:
 1955
105th Wettest
Wettest since:
 1985
May 1959–Apr 1963
48-Month 		67.52"
(1,715.01mm)		 72.24"
(1,834.90mm)		 -4.72"
(-119.89mm)		 27th Driest
Driest since:
 1904
98th Wettest
Wettest since:
 1986
May 1958–Apr 1963
60-Month 		83.76"
(2,127.50mm)		 90.24"
(2,292.10mm)		 -6.48"
(-164.60mm)		 25th Driest
Driest since:
 1957
99th Wettest
Wettest since:
 1987

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