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 1912

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
May 1912
1-Month
1.53"
(38.86mm)
2.02"
(51.31mm)
-0.49"
(-12.45mm)
38th Driest
Driest since:
1974
91st Wettest
Wettest since:
2015
Apr–May 1912
2-Month
3.06"
(77.72mm)
3.86"
(98.04mm)
-0.80"
(-20.32mm)
36th Driest
Driest since:
2002
93rd Wettest
Wettest since:
1957
Mar–May 1912
3-Month
5.89"
(149.61mm)
5.37"
(136.40mm)
0.52"
(13.21mm)
92nd Driest
Driest since:
2002
37th Wettest
Wettest since:
1957
Feb–May 1912
4-Month
7.06"
(179.32mm)
6.46"
(164.08mm)
0.60"
(15.24mm)
94th Driest
Driest since:
2002
35th Wettest
Wettest since:
1905
Ties: 1958
Jan–May 1912
5-Month
7.70"
(195.58mm)
7.52"
(191.01mm)
0.18"
(4.57mm)
80th Driest
Driest since:
2002
49th Wettest
Wettest since:
1957
Dec 1911–May 1912
6-Month
8.61"
(218.69mm)
8.60"
(218.44mm)
0.01"
(0.25mm)
74th Driest
Driest since:
2002
54th Wettest
Wettest since:
1957
Ties: 1924
Nov 1911–May 1912
7-Month
9.61"
(244.09mm)
9.66"
(245.36mm)
-0.05"
(-1.27mm)
72nd Driest
Driest since:
2002
56th Wettest
Wettest since:
1957
Oct 1911–May 1912
8-Month
11.94"
(303.28mm)
11.00"
(279.40mm)
0.94"
(23.88mm)
90th Driest
Driest since:
2002
38th Wettest
Wettest since:
1995
Sep 1911–May 1912
9-Month
13.43"
(341.12mm)
12.43"
(315.72mm)
1.00"
(25.40mm)
86th Driest
Driest since:
2002
42nd Wettest
Wettest since:
1942
Aug 1911–May 1912
10-Month
15.17"
(385.32mm)
14.44"
(366.78mm)
0.73"
(18.54mm)
81st Driest
Driest since:
2002
47th Wettest
Wettest since:
1942
Jul 1911–May 1912
11-Month
18.17"
(461.52mm)
16.54"
(420.12mm)
1.63"
(41.40mm)
94th Driest
Driest since:
2002
34th Wettest
Wettest since:
1942
Jun 1911–May 1912
12-Month
19.47"
(494.54mm)
18.08"
(459.23mm)
1.39"
(35.31mm)
87th Driest
Driest since:
2002
41st Wettest
Wettest since:
1942
Dec 1910–May 1912
18-Month
27.38"
(695.45mm)
26.70"
(678.18mm)
0.68"
(17.27mm)
77th Driest
Driest since:
2013
50th Wettest
Wettest since:
1942
Ties: 1947
Jun 1910–May 1912
24-Month
35.43"
(899.92mm)
36.18"
(918.97mm)
-0.75"
(-19.05mm)
58th Driest
Driest since:
1902
69th Wettest
Wettest since:
1942
Jun 1909–May 1912
36-Month
53.84"
(1,367.54mm)
54.21"
(1,376.93mm)
-0.37"
(-9.39mm)
57th Driest
Driest since:
2022
69th Wettest
Wettest since:
1943
Jun 1908–May 1912
48-Month
73.80"
(1,874.52mm)
72.23"
(1,834.64mm)
1.57"
(39.88mm)
78th Driest
Driest since:
1956
47th Wettest
Wettest since:
1944
Jun 1907–May 1912
60-Month
90.05"
(2,287.27mm)
90.24"
(2,292.10mm)
-0.19"
(-4.83mm)
59th Driest
Driest since:
2022
65th Wettest
Wettest since:
1987

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