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 1980

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 1980
1-Month
2.89"
(73.41mm)
2.02"
(51.31mm)
0.87"
(22.10mm)
114th Driest
Driest since:
1974
15th Wettest
Wettest since:
2015
Apr–May 1980
2-Month
5.25"
(133.35mm)
3.86"
(98.04mm)
1.39"
(35.31mm)
114th Driest
Driest since:
2002
15th Wettest
Wettest since:
1957
Mar–May 1980
3-Month
7.26"
(184.40mm)
5.37"
(136.40mm)
1.89"
(48.00mm)
115th Driest
Driest since:
2002
14th Wettest
Wettest since:
1957
Feb–May 1980
4-Month
9.00"
(228.60mm)
6.46"
(164.08mm)
2.54"
(64.52mm)
121st Driest
Driest since:
2002
8th Wettest
Wettest since:
1905
Jan–May 1980
5-Month
11.32"
(287.53mm)
7.52"
(191.01mm)
3.80"
(96.52mm)
125th Driest
Driest since:
2002
4th Wettest
Wettest since:
1957
Dec 1979–May 1980
6-Month
12.27"
(311.66mm)
8.60"
(218.44mm)
3.67"
(93.22mm)
125th Driest
Driest since:
2002
3rd Wettest
Wettest since:
1957
Nov 1979–May 1980
7-Month
13.72"
(348.49mm)
9.66"
(245.36mm)
4.06"
(103.13mm)
125th Driest
Driest since:
2002
3rd Wettest
Wettest since:
1957
Oct 1979–May 1980
8-Month
14.88"
(377.95mm)
11.00"
(279.40mm)
3.88"
(98.55mm)
125th Driest
Driest since:
2002
3rd Wettest
Wettest since:
1995
Sep 1979–May 1980
9-Month
15.41"
(391.41mm)
12.43"
(315.72mm)
2.98"
(75.69mm)
119th Driest
Driest since:
2002
9th Wettest
Wettest since:
1942
Aug 1979–May 1980
10-Month
17.75"
(450.85mm)
14.44"
(366.78mm)
3.31"
(84.07mm)
121st Driest
Driest since:
2002
7th Wettest
Wettest since:
1942
Jul 1979–May 1980
11-Month
19.45"
(494.03mm)
16.54"
(420.12mm)
2.91"
(73.91mm)
113th Driest
Driest since:
2002
15th Wettest
Wettest since:
1942
Jun 1979–May 1980
12-Month
21.25"
(539.75mm)
18.08"
(459.23mm)
3.17"
(80.52mm)
115th Driest
Driest since:
2002
13th Wettest
Wettest since:
1942
Dec 1978–May 1980
18-Month
32.79"
(832.87mm)
26.70"
(678.18mm)
6.09"
(154.69mm)
123rd Driest
Driest since:
2013
4th Wettest
Wettest since:
1942
Jun 1978–May 1980
24-Month
39.88"
(1,012.95mm)
36.18"
(918.97mm)
3.70"
(93.98mm)
108th Driest
Driest since:
1902
19th Wettest
Wettest since:
1942
Jun 1977–May 1980
36-Month
58.42"
(1,483.87mm)
54.21"
(1,376.93mm)
4.21"
(106.94mm)
103rd Driest
Driest since:
2022
23rd Wettest
Wettest since:
1943
Jun 1976–May 1980
48-Month
72.26"
(1,835.40mm)
72.23"
(1,834.64mm)
0.03"
(0.76mm)
64th Driest
Driest since:
1956
61st Wettest
Wettest since:
1944
Jun 1975–May 1980
60-Month
87.28"
(2,216.91mm)
90.24"
(2,292.10mm)
-2.96"
(-75.19mm)
39th Driest
Driest since:
2022
85th Wettest
Wettest since:
1987

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