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 2020

View Period (Months):
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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
March 2020
1-Month
1.35"
(34.29mm)
1.52"
(38.61mm)
-0.17"
(-4.32mm)
56th Driest
Driest since:
1966
73rd Wettest
Wettest since:
1906
Feb–Mar 2020
2-Month
2.44"
(61.98mm)
2.61"
(66.29mm)
-0.17"
(-4.31mm)
60th Driest
Driest since:
1966
69th Wettest
Wettest since:
1905
Jan–Mar 2020
3-Month
3.16"
(80.26mm)
3.67"
(93.22mm)
-0.51"
(-12.96mm)
43rd Driest
Driest since:
1966
86th Wettest
Wettest since:
1980
Ties: 1947, 2022
Dec 2019–Mar 2020
4-Month
4.43"
(112.52mm)
4.74"
(120.40mm)
-0.31"
(-7.88mm)
52nd Driest
Driest since:
1977
76th Wettest
Wettest since:
1979
Nov 2019–Mar 2020
5-Month
5.54"
(140.72mm)
5.81"
(147.57mm)
-0.27"
(-6.85mm)
56th Driest
Driest since:
1977
72nd Wettest
Wettest since:
1979
Ties: 1943
Oct 2019–Mar 2020
6-Month
6.51"
(165.35mm)
7.14"
(181.36mm)
-0.63"
(-16.01mm)
43rd Driest
Driest since:
1977
85th Wettest
Wettest since:
1909
Ties: 1969
Sep 2019–Mar 2020
7-Month
7.22"
(183.39mm)
8.57"
(217.68mm)
-1.35"
(-34.29mm)
25th Driest
Driest since:
1902
103rd Wettest
Wettest since:
1942
Aug 2019–Mar 2020
8-Month
8.69"
(220.73mm)
10.58"
(268.73mm)
-1.89"
(-48.00mm)
21st Driest
Driest since:
1901
107th Wettest
Wettest since:
1942
Ties: 2004
Jul 2019–Mar 2020
9-Month
10.27"
(260.86mm)
12.68"
(322.07mm)
-2.41"
(-61.21mm)
17th Driest
Driest since:
1901
111th Wettest
Wettest since:
1942
Ties: 1950
Jun 2019–Mar 2020
10-Month
12.05"
(306.07mm)
14.23"
(361.44mm)
-2.18"
(-55.37mm)
25th Driest
Driest since:
1901
103rd Wettest
Wettest since:
1942
May 2019–Mar 2020
11-Month
14.89"
(378.21mm)
16.25"
(412.75mm)
-1.36"
(-34.54mm)
37th Driest
Driest since:
1901
91st Wettest
Wettest since:
1942
Apr 2019–Mar 2020
12-Month
16.33"
(414.78mm)
18.13"
(460.50mm)
-1.80"
(-45.72mm)
34th Driest
Driest since:
1935
94th Wettest
Wettest since:
1942
Ties: 1965
Oct 2018–Mar 2020
18-Month
26.08"
(662.43mm)
25.26"
(641.60mm)
0.82"
(20.83mm)
84th Driest
Driest since:
1935
43rd Wettest
Wettest since:
1942
Apr 2018–Mar 2020
24-Month
34.19"
(868.43mm)
36.17"
(918.72mm)
-1.98"
(-50.29mm)
37th Driest
Driest since:
1977
90th Wettest
Wettest since:
1943
Apr 2017–Mar 2020
36-Month
51.46"
(1,307.08mm)
54.22"
(1,377.19mm)
-2.76"
(-70.11mm)
38th Driest
Driest since:
1977
88th Wettest
Wettest since:
1943
Apr 2016–Mar 2020
48-Month
69.87"
(1,774.70mm)
72.23"
(1,834.64mm)
-2.36"
(-59.94mm)
42nd Driest
Driest since:
2004
83rd Wettest
Wettest since:
1987
Apr 2015–Mar 2020
60-Month
91.89"
(2,334.01mm)
90.23"
(2,291.84mm)
1.66"
(42.17mm)
73rd Driest
Driest since:
1957
51st Wettest
Wettest since:
1987

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