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 2020

View Period (Months):
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  • Record Driest
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  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
February 2020
1-Month
1.09"
(27.69mm)
1.09"
(27.69mm)
0.00"
(0.00mm)
70th Driest
Driest since:
1970
59th Wettest
Wettest since:
1903
Jan–Feb 2020
2-Month
1.81"
(45.97mm)
2.15"
(54.61mm)
-0.34"
(-8.64mm)
38th Driest
Driest since:
1981
91st Wettest
Wettest since:
1980
Ties: 1912, 1968, 1985
Dec 2019–Feb 2020
3-Month
3.08"
(78.23mm)
3.22"
(81.79mm)
-0.14"
(-3.56mm)
55th Driest
Driest since:
1981
73rd Wettest
Wettest since:
2008
Ties: 2004
Nov 2019–Feb 2020
4-Month
4.19"
(106.43mm)
4.29"
(108.97mm)
-0.10"
(-2.54mm)
63rd Driest
Driest since:
1904
65th Wettest
Wettest since:
1979
Oct 2019–Feb 2020
5-Month
5.16"
(131.06mm)
5.63"
(143.00mm)
-0.47"
(-11.94mm)
40th Driest
Driest since:
1977
88th Wettest
Wettest since:
1909
Sep 2019–Feb 2020
6-Month
5.87"
(149.10mm)
7.05"
(179.07mm)
-1.18"
(-29.97mm)
24th Driest
Driest since:
1981
104th Wettest
Wettest since:
1942
Aug 2019–Feb 2020
7-Month
7.34"
(186.44mm)
9.07"
(230.38mm)
-1.73"
(-43.94mm)
19th Driest
Driest since:
1901
109th Wettest
Wettest since:
1942
Jul 2019–Feb 2020
8-Month
8.92"
(226.57mm)
11.16"
(283.46mm)
-2.24"
(-56.89mm)
16th Driest
Driest since:
1901
112th Wettest
Wettest since:
1942
Jun 2019–Feb 2020
9-Month
10.70"
(271.78mm)
12.71"
(322.83mm)
-2.01"
(-51.05mm)
24th Driest
Driest since:
1981
104th Wettest
Wettest since:
1942
May 2019–Feb 2020
10-Month
13.54"
(343.92mm)
14.73"
(374.14mm)
-1.19"
(-30.22mm)
38th Driest
Driest since:
1901
90th Wettest
Wettest since:
1942
Apr 2019–Feb 2020
11-Month
14.98"
(380.49mm)
16.61"
(421.89mm)
-1.63"
(-41.40mm)
35th Driest
Driest since:
2021
93rd Wettest
Wettest since:
1942
Mar 2019–Feb 2020
12-Month
17.77"
(451.36mm)
18.11"
(459.99mm)
-0.34"
(-8.63mm)
60th Driest
Driest since:
1935
68th Wettest
Wettest since:
1942
Sep 2018–Feb 2020
18-Month
25.39"
(644.91mm)
25.17"
(639.32mm)
0.22"
(5.59mm)
70th Driest
Driest since:
2003
57th Wettest
Wettest since:
1942
Mar 2018–Feb 2020
24-Month
33.74"
(857.00mm)
36.16"
(918.46mm)
-2.42"
(-61.46mm)
39th Driest
Driest since:
2003
88th Wettest
Wettest since:
1943
Mar 2017–Feb 2020
36-Month
51.30"
(1,303.02mm)
54.20"
(1,376.68mm)
-2.90"
(-73.66mm)
37th Driest
Driest since:
1977
89th Wettest
Wettest since:
1998
Mar 2016–Feb 2020
48-Month
69.80"
(1,772.92mm)
72.23"
(1,834.64mm)
-2.43"
(-61.72mm)
42nd Driest
Driest since:
1935
83rd Wettest
Wettest since:
1987
Mar 2015–Feb 2020
60-Month
91.40"
(2,321.56mm)
90.24"
(2,292.10mm)
1.16"
(29.46mm)
69th Driest
Driest since:
1957
55th Wettest
Wettest since:
1987

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