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, May 1955

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
May 1955
1-Month
2.81"
(71.37mm)
2.02"
(51.31mm)
0.79"
(20.06mm)
110th Driest
Driest since:
1974
19th Wettest
Wettest since:
2015
Apr–May 1955
2-Month
3.87"
(98.30mm)
3.86"
(98.04mm)
0.01"
(0.26mm)
76th Driest
Driest since:
2002
53rd Wettest
Wettest since:
1957
Mar–May 1955
3-Month
4.62"
(117.35mm)
5.37"
(136.40mm)
-0.75"
(-19.05mm)
42nd Driest
Driest since:
2002
87th Wettest
Wettest since:
1957
Ties: 1932
Feb–May 1955
4-Month
5.96"
(151.38mm)
6.46"
(164.08mm)
-0.50"
(-12.70mm)
51st Driest
Driest since:
2002
78th Wettest
Wettest since:
1905
Jan–May 1955
5-Month
6.73"
(170.94mm)
7.52"
(191.01mm)
-0.79"
(-20.07mm)
39th Driest
Driest since:
2002
90th Wettest
Wettest since:
1957
Dec 1954–May 1955
6-Month
7.52"
(191.01mm)
8.60"
(218.44mm)
-1.08"
(-27.43mm)
35th Driest
Driest since:
2002
93rd Wettest
Wettest since:
1957
Nov 1954–May 1955
7-Month
8.40"
(213.36mm)
9.66"
(245.36mm)
-1.26"
(-32.00mm)
29th Driest
Driest since:
2002
99th Wettest
Wettest since:
1957
Oct 1954–May 1955
8-Month
9.62"
(244.35mm)
11.00"
(279.40mm)
-1.38"
(-35.05mm)
40th Driest
Driest since:
2002
88th Wettest
Wettest since:
1995
Sep 1954–May 1955
9-Month
11.30"
(287.02mm)
12.43"
(315.72mm)
-1.13"
(-28.70mm)
44th Driest
Driest since:
2002
84th Wettest
Wettest since:
1942
Aug 1954–May 1955
10-Month
13.00"
(330.20mm)
14.44"
(366.78mm)
-1.44"
(-36.58mm)
41st Driest
Driest since:
2002
87th Wettest
Wettest since:
1942
Jul 1954–May 1955
11-Month
15.18"
(385.57mm)
16.54"
(420.12mm)
-1.36"
(-34.55mm)
41st Driest
Driest since:
2002
87th Wettest
Wettest since:
1942
Jun 1954–May 1955
12-Month
15.86"
(402.84mm)
18.08"
(459.23mm)
-2.22"
(-56.39mm)
30th Driest
Driest since:
2002
98th Wettest
Wettest since:
1942
Dec 1953–May 1955
18-Month
21.60"
(548.64mm)
26.70"
(678.18mm)
-5.10"
(-129.54mm)
8th Driest
Driest since:
2013
119th Wettest
Wettest since:
1942
Jun 1953–May 1955
24-Month
30.18"
(766.57mm)
36.18"
(918.97mm)
-6.00"
(-152.40mm)
10th Driest
Driest since:
1902
117th Wettest
Wettest since:
1942
Jun 1952–May 1955
36-Month
44.70"
(1,135.38mm)
54.21"
(1,376.93mm)
-9.51"
(-241.55mm)
3rd Driest
Driest to Date
2022
123rd Wettest
Wettest since:
1943
Jun 1951–May 1955
48-Month
65.03"
(1,651.76mm)
72.23"
(1,834.64mm)
-7.20"
(-182.88mm)
16th Driest
Driest since:
1956
109th Wettest
Wettest since:
1944
Jun 1950–May 1955
60-Month
80.53"
(2,045.46mm)
90.24"
(2,292.10mm)
-9.71"
(-246.64mm)
11th Driest
Driest since:
2022
113th Wettest
Wettest since:
1987

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