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 1974

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
May 1974
1-Month
0.43"
(10.92mm)
2.02"
(51.31mm)
-1.59"
(-40.39mm)
1st Driest
Driest since:
1974
128th Wettest
Wettest since:
2015
Apr–May 1974
2-Month
1.89"
(48.01mm)
3.86"
(98.04mm)
-1.97"
(-50.03mm)
6th Driest
Driest since:
2002
123rd Wettest
Wettest since:
1957
Mar–May 1974
3-Month
3.36"
(85.34mm)
5.37"
(136.40mm)
-2.01"
(-51.06mm)
12th Driest
Driest since:
2002
117th Wettest
Wettest since:
1957
Feb–May 1974
4-Month
3.97"
(100.84mm)
6.46"
(164.08mm)
-2.49"
(-63.24mm)
6th Driest
Driest since:
2002
123rd Wettest
Wettest since:
1905
Jan–May 1974
5-Month
5.79"
(147.07mm)
7.52"
(191.01mm)
-1.73"
(-43.94mm)
18th Driest
Driest since:
2002
111th Wettest
Wettest since:
1957
Dec 1973–May 1974
6-Month
7.40"
(187.96mm)
8.60"
(218.44mm)
-1.20"
(-30.48mm)
30th Driest
Driest since:
2002
98th Wettest
Wettest since:
1957
Ties: 1992, 2013
Nov 1973–May 1974
7-Month
8.55"
(217.17mm)
9.66"
(245.36mm)
-1.11"
(-28.19mm)
32nd Driest
Driest since:
2002
96th Wettest
Wettest since:
1957
Oct 1973–May 1974
8-Month
9.20"
(233.68mm)
11.00"
(279.40mm)
-1.80"
(-45.72mm)
28th Driest
Driest since:
2002
100th Wettest
Wettest since:
1995
Sep 1973–May 1974
9-Month
11.09"
(281.69mm)
12.43"
(315.72mm)
-1.34"
(-34.03mm)
40th Driest
Driest since:
2002
88th Wettest
Wettest since:
1942
Aug 1973–May 1974
10-Month
12.23"
(310.64mm)
14.44"
(366.78mm)
-2.21"
(-56.14mm)
25th Driest
Driest since:
2002
103rd Wettest
Wettest since:
1942
Jul 1973–May 1974
11-Month
14.84"
(376.94mm)
16.54"
(420.12mm)
-1.70"
(-43.18mm)
36th Driest
Driest since:
2002
92nd Wettest
Wettest since:
1942
Jun 1973–May 1974
12-Month
16.15"
(410.21mm)
18.08"
(459.23mm)
-1.93"
(-49.02mm)
35th Driest
Driest since:
2002
93rd Wettest
Wettest since:
1942
Dec 1972–May 1974
18-Month
26.01"
(660.65mm)
26.70"
(678.18mm)
-0.69"
(-17.53mm)
52nd Driest
Driest since:
2013
75th Wettest
Wettest since:
1942
Jun 1972–May 1974
24-Month
37.41"
(950.21mm)
36.18"
(918.97mm)
1.23"
(31.24mm)
83rd Driest
Driest since:
1902
44th Wettest
Wettest since:
1942
Jun 1971–May 1974
36-Month
51.81"
(1,315.97mm)
54.21"
(1,376.93mm)
-2.40"
(-60.96mm)
39th Driest
Driest since:
2022
87th Wettest
Wettest since:
1943
Jun 1970–May 1974
48-Month
70.46"
(1,789.68mm)
72.23"
(1,834.64mm)
-1.77"
(-44.96mm)
47th Driest
Driest since:
1956
78th Wettest
Wettest since:
1944
Jun 1969–May 1974
60-Month
90.42"
(2,296.67mm)
90.24"
(2,292.10mm)
0.18"
(4.57mm)
63rd Driest
Driest since:
2022
61st Wettest
Wettest since:
1987

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