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 1895

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1895
1-Month
2.64"
(67.06mm)
2.02"
(51.31mm)
0.62"
(15.75mm)
104th Driest
Driest since:
1974
25th Wettest
Wettest to Date
2015
Ties: 1999
Apr–May 1895
2-Month
3.60"
(91.44mm)
3.86"
(98.04mm)
-0.26"
(-6.60mm)
59th Driest
Driest since:
2002
70th Wettest
Wettest to Date
1957
Mar–May 1895
3-Month
4.61"
(117.09mm)
5.37"
(136.40mm)
-0.76"
(-19.31mm)
41st Driest
Driest since:
2002
88th Wettest
Wettest to Date
1957
Feb–May 1895
4-Month
6.32"
(160.53mm)
6.46"
(164.08mm)
-0.14"
(-3.55mm)
67th Driest
Driest since:
2002
62nd Wettest
Wettest to Date
1905
Jan–May 1895
5-Month
8.28"
(210.31mm)
7.52"
(191.01mm)
0.76"
(19.30mm)
99th Driest
Driest since:
2002
30th Wettest
Wettest to Date
1957

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