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, February 1977

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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
February 1977
1-Month 		0.59"
(14.99mm)		 1.09"
(27.69mm)		 -0.50"
(-12.70mm)		 12th Driest
Driest since:
 1970
117th Wettest
Wettest since:
 1903
Ties: 1924
Jan–Feb 1977
2-Month 		1.18"
(29.97mm)		 2.15"
(54.61mm)		 -0.97"
(-24.64mm)		 10th Driest
Driest since:
 1981
119th Wettest
Wettest since:
 1980
Dec 1976–Feb 1977
3-Month 		1.36"
(34.54mm)		 3.22"
(81.79mm)		 -1.86"
(-47.25mm)		 2nd Driest
Driest since:
 1981
126th Wettest
Wettest since:
 2008
Nov 1976–Feb 1977
4-Month 		1.69"
(42.93mm)		 4.29"
(108.97mm)		 -2.60"
(-66.04mm)		 2nd Driest
Driest since:
 1904
126th Wettest
Wettest since:
 1979
Oct 1976–Feb 1977
5-Month 		2.42"
(61.47mm)		 5.63"
(143.00mm)		 -3.21"
(-81.53mm)		 1st Driest
Driest since:
 1977
127th Wettest
Wettest since:
 1909
Sep 1976–Feb 1977
6-Month 		4.66"
(118.36mm)		 7.05"
(179.07mm)		 -2.39"
(-60.71mm)		 6th Driest
Driest since:
 1981
122nd Wettest
Wettest since:
 1942
Ties: 2002
Aug 1976–Feb 1977
7-Month 		6.45"
(163.83mm)		 9.07"
(230.38mm)		 -2.62"
(-66.55mm)		 6th Driest
Driest since:
 1901
122nd Wettest
Wettest since:
 1942
Jul 1976–Feb 1977
8-Month 		8.23"
(209.04mm)		 11.16"
(283.46mm)		 -2.93"
(-74.42mm)		 7th Driest
Driest since:
 1901
121st Wettest
Wettest since:
 1942
Jun 1976–Feb 1977
9-Month 		9.13"
(231.90mm)		 12.71"
(322.83mm)		 -3.58"
(-90.93mm)		 6th Driest
Driest since:
 1981
122nd Wettest
Wettest since:
 1942
May 1976–Feb 1977
10-Month 		11.07"
(281.18mm)		 14.73"
(374.14mm)		 -3.66"
(-92.96mm)		 7th Driest
Driest since:
 1901
121st Wettest
Wettest since:
 1942
Apr 1976–Feb 1977
11-Month 		12.74"
(323.60mm)		 16.61"
(421.89mm)		 -3.87"
(-98.29mm)		 9th Driest
Driest since:
 2021
119th Wettest
Wettest since:
 1942
Mar 1976–Feb 1977
12-Month 		13.89"
(352.81mm)		 18.11"
(459.99mm)		 -4.22"
(-107.18mm)		 6th Driest
Driest since:
 1935
122nd Wettest
Wettest since:
 1942
Sep 1975–Feb 1977
18-Month 		19.43"
(493.52mm)		 25.17"
(639.32mm)		 -5.74"
(-145.80mm)		 5th Driest
Driest since:
 2003
122nd Wettest
Wettest since:
 1942
Mar 1975–Feb 1977
24-Month 		29.99"
(761.75mm)		 36.16"
(918.46mm)		 -6.17"
(-156.71mm)		 6th Driest
Driest since:
 2003
121st Wettest
Wettest since:
 1943
Mar 1974–Feb 1977
36-Month 		44.46"
(1,129.28mm)		 54.20"
(1,376.68mm)		 -9.74"
(-247.40mm)		 1st Driest
Driest since:
 1977
125th Wettest
Wettest since:
 1998
Mar 1973–Feb 1977
48-Month 		64.20"
(1,630.68mm)		 72.23"
(1,834.64mm)		 -8.03"
(-203.96mm)		 13th Driest
Driest since:
 1935
112th Wettest
Wettest since:
 1987
Mar 1972–Feb 1977
60-Month 		81.75"
(2,076.45mm)		 90.24"
(2,292.10mm)		 -8.49"
(-215.65mm)		 16th Driest
Driest since:
 1957
108th Wettest
Wettest since:
 1987

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