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, August 1902

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
August 1902
1-Month
2.06"
(52.32mm)
2.03"
(51.56mm)
0.03"
(0.76mm)
74th Driest
Driest since:
1960
55th Wettest
Wettest since:
1997
Jul–Aug 1902
2-Month
3.47"
(88.14mm)
4.13"
(104.90mm)
-0.66"
(-16.76mm)
34th Driest
Driest since:
1900
95th Wettest
Wettest since:
1923
Jun–Aug 1902
3-Month
4.62"
(117.35mm)
5.67"
(144.02mm)
-1.05"
(-26.67mm)
29th Driest
Driest since:
1924
100th Wettest
Wettest since:
1965
May–Aug 1902
4-Month
7.15"
(181.61mm)
7.69"
(195.33mm)
-0.54"
(-13.72mm)
51st Driest
Driest since:
2002
78th Wettest
Wettest since:
1957
Ties: 2008
Apr–Aug 1902
5-Month
7.91"
(200.91mm)
9.53"
(242.06mm)
-1.62"
(-41.15mm)
25th Driest
Driest since:
2002
104th Wettest
Wettest since:
1957
Ties: 1989
Mar–Aug 1902
6-Month
9.17"
(232.92mm)
11.04"
(280.42mm)
-1.87"
(-47.50mm)
24th Driest
Driest since:
2002
105th Wettest
Wettest since:
1957
Feb–Aug 1902
7-Month
9.89"
(251.21mm)
12.13"
(308.10mm)
-2.24"
(-56.89mm)
16th Driest
Driest to Date
2002
113th Wettest
Wettest since:
1957
Jan–Aug 1902
8-Month
10.52"
(267.21mm)
13.20"
(335.28mm)
-2.68"
(-68.07mm)
15th Driest
Driest to Date
2002
114th Wettest
Wettest since:
1957
Dec 1901–Aug 1902
9-Month
11.73"
(297.94mm)
14.27"
(362.46mm)
-2.54"
(-64.52mm)
19th Driest
Driest to Date
2002
109th Wettest
Wettest since:
1957
Nov 1901–Aug 1902
10-Month
12.01"
(305.05mm)
15.34"
(389.64mm)
-3.33"
(-84.59mm)
12th Driest
Driest to Date
2002
116th Wettest
Wettest since:
1957
Oct 1901–Aug 1902
11-Month
12.64"
(321.06mm)
16.67"
(423.42mm)
-4.03"
(-102.36mm)
6th Driest
Driest to Date
2002
122nd Wettest
Wettest since:
1957
Sep 1901–Aug 1902
12-Month
13.25"
(336.55mm)
18.10"
(459.74mm)
-4.85"
(-123.19mm)
3rd Driest
Driest to Date
2002
125th Wettest
Wettest since:
1941
Mar 1901–Aug 1902
18-Month
24.70"
(627.38mm)
29.15"
(740.41mm)
-4.45"
(-113.03mm)
13th Driest
Driest to Date
2002
115th Wettest
Wettest since:
1942
Sep 1900–Aug 1902
24-Month
29.20"
(741.68mm)
36.21"
(919.73mm)
-7.01"
(-178.05mm)
6th Driest
Driest to Date
2003
121st Wettest
Wettest since:
1942
Sep 1899–Aug 1902
36-Month
46.10"
(1,170.94mm)
54.26"
(1,378.20mm)
-8.16"
(-207.26mm)
7th Driest
Driest to Date
2002
119th Wettest
Wettest since:
1943
Ties: 2013
Sep 1898–Aug 1902
48-Month
61.58"
(1,564.13mm)
72.29"
(1,836.17mm)
-10.71"
(-272.04mm)
3rd Driest
Driest to Date
1956
122nd Wettest
Wettest since:
1944
Sep 1897–Aug 1902
60-Month
80.73"
(2,050.54mm)
90.31"
(2,293.87mm)
-9.58"
(-243.33mm)
10th Driest
Driest to Date
2004
114th Wettest
Wettest since:
1999

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