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 2022

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 2022
1-Month
1.60"
(40.64mm)
2.02"
(51.31mm)
-0.42"
(-10.67mm)
43rd Driest
Driest since:
1974
86th Wettest
Wettest since:
2015
Ties: 1910
Apr–May 2022
2-Month
2.32"
(58.93mm)
3.86"
(98.04mm)
-1.54"
(-39.11mm)
16th Driest
Driest since:
2002
113th Wettest
Wettest since:
1957
Mar–May 2022
3-Month
3.76"
(95.50mm)
5.37"
(136.40mm)
-1.61"
(-40.90mm)
21st Driest
Driest since:
2002
108th Wettest
Wettest since:
1957
Feb–May 2022
4-Month
4.70"
(119.38mm)
6.46"
(164.08mm)
-1.76"
(-44.70mm)
17th Driest
Driest since:
2002
112th Wettest
Wettest since:
1905
Jan–May 2022
5-Month
5.48"
(139.19mm)
7.52"
(191.01mm)
-2.04"
(-51.82mm)
13th Driest
Driest since:
2002
116th Wettest
Wettest since:
1957
Dec 2021–May 2022
6-Month
7.20"
(182.88mm)
8.60"
(218.44mm)
-1.40"
(-35.56mm)
25th Driest
Driest since:
2002
103rd Wettest
Wettest since:
1957
Ties: 1976
Nov 2021–May 2022
7-Month
7.57"
(192.28mm)
9.66"
(245.36mm)
-2.09"
(-53.08mm)
18th Driest
Driest since:
2002
110th Wettest
Wettest since:
1957
Oct 2021–May 2022
8-Month
8.69"
(220.73mm)
11.00"
(279.40mm)
-2.31"
(-58.67mm)
18th Driest
Driest since:
2002
110th Wettest
Wettest since:
1995
Sep 2021–May 2022
9-Month
9.92"
(251.97mm)
12.43"
(315.72mm)
-2.51"
(-63.75mm)
15th Driest
Driest since:
2002
113th Wettest
Wettest since:
1942
Aug 2021–May 2022
10-Month
11.32"
(287.53mm)
14.44"
(366.78mm)
-3.12"
(-79.25mm)
13th Driest
Driest since:
2002
115th Wettest
Wettest since:
1942
Jul 2021–May 2022
11-Month
13.47"
(342.14mm)
16.54"
(420.12mm)
-3.07"
(-77.98mm)
14th Driest
Driest since:
2002
114th Wettest
Wettest since:
1942
Jun 2021–May 2022
12-Month
14.66"
(372.36mm)
18.08"
(459.23mm)
-3.42"
(-86.87mm)
15th Driest
Driest since:
2002
113th Wettest
Wettest since:
1942
Dec 2020–May 2022
18-Month
23.54"
(597.92mm)
26.70"
(678.18mm)
-3.16"
(-80.26mm)
21st Driest
Driest since:
2013
106th Wettest
Wettest since:
1942
Jun 2020–May 2022
24-Month
29.78"
(756.41mm)
36.18"
(918.97mm)
-6.40"
(-162.56mm)
8th Driest
Driest since:
1902
119th Wettest
Wettest since:
1942
Jun 2019–May 2022
36-Month
43.70"
(1,109.98mm)
54.21"
(1,376.93mm)
-10.51"
(-266.95mm)
1st Driest
Driest since:
2022
125th Wettest
Wettest since:
1943
Jun 2018–May 2022
48-Month
62.93"
(1,598.42mm)
72.23"
(1,834.64mm)
-9.30"
(-236.22mm)
7th Driest
Driest since:
1956
118th Wettest
Wettest since:
1944
Jun 2017–May 2022
60-Month
78.12"
(1,984.25mm)
90.24"
(2,292.10mm)
-12.12"
(-307.85mm)
1st Driest
Driest since:
2022
123rd Wettest
Wettest since:
1987

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