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, July 2013

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
July 2013
1-Month
2.44"
(61.98mm)
2.10"
(53.34mm)
0.34"
(8.64mm)
94th Driest
Driest since:
1900
35th Wettest
Wettest since:
1998
Ties: 1950, 2001
Jun–Jul 2013
2-Month
3.10"
(78.74mm)
3.64"
(92.46mm)
-0.54"
(-13.72mm)
37th Driest
Driest since:
1924
92nd Wettest
Wettest since:
1965
Ties: 1946
May–Jul 2013
3-Month
4.65"
(118.11mm)
5.66"
(143.76mm)
-1.01"
(-25.65mm)
30th Driest
Driest since:
2002
99th Wettest
Wettest since:
2015
Apr–Jul 2013
4-Month
6.32"
(160.53mm)
7.50"
(190.50mm)
-1.18"
(-29.97mm)
34th Driest
Driest since:
2002
95th Wettest
Wettest since:
1957
Mar–Jul 2013
5-Month
7.39"
(187.71mm)
9.02"
(229.11mm)
-1.63"
(-41.40mm)
27th Driest
Driest since:
2002
102nd Wettest
Wettest since:
1957
Feb–Jul 2013
6-Month
8.28"
(210.31mm)
10.11"
(256.79mm)
-1.83"
(-46.48mm)
18th Driest
Driest since:
2002
111th Wettest
Wettest since:
1995
Ties: 1916
Jan–Jul 2013
7-Month
9.19"
(233.43mm)
11.17"
(283.72mm)
-1.98"
(-50.29mm)
18th Driest
Driest since:
2002
111th Wettest
Wettest since:
1957
Dec 2012–Jul 2013
8-Month
10.50"
(266.70mm)
12.24"
(310.90mm)
-1.74"
(-44.20mm)
26th Driest
Driest since:
2002
102nd Wettest
Wettest since:
1957
Nov 2012–Jul 2013
9-Month
10.94"
(277.88mm)
13.31"
(338.07mm)
-2.37"
(-60.19mm)
19th Driest
Driest since:
2002
109th Wettest
Wettest since:
1957
Oct 2012–Jul 2013
10-Month
11.66"
(296.16mm)
14.64"
(371.86mm)
-2.98"
(-75.70mm)
13th Driest
Driest since:
2002
115th Wettest
Wettest since:
1995
Sep 2012–Jul 2013
11-Month
12.95"
(328.93mm)
16.07"
(408.18mm)
-3.12"
(-79.25mm)
11th Driest
Driest since:
2002
117th Wettest
Wettest since:
1995
Aug 2012–Jul 2013
12-Month
14.02"
(356.11mm)
18.08"
(459.23mm)
-4.06"
(-103.12mm)
7th Driest
Driest since:
2002
121st Wettest
Wettest since:
1995
Feb 2012–Jul 2013
18-Month
20.81"
(528.57mm)
28.21"
(716.53mm)
-7.40"
(-187.96mm)
1st Driest
Driest since:
2002, 2013
127th Wettest
Wettest since:
1942
Ties: 2002
Aug 2011–Jul 2013
24-Month
27.93"
(709.42mm)
36.18"
(918.97mm)
-8.25"
(-209.55mm)
3rd Driest
Driest since:
1902
124th Wettest
Wettest since:
1942
Aug 2010–Jul 2013
36-Month
46.20"
(1,173.48mm)
54.23"
(1,377.44mm)
-8.03"
(-203.96mm)
8th Driest
Driest since:
1956
118th Wettest
Wettest since:
1943
Aug 2009–Jul 2013
48-Month
63.96"
(1,624.58mm)
72.25"
(1,835.15mm)
-8.29"
(-210.57mm)
13th Driest
Driest since:
1956
112th Wettest
Wettest since:
1944
Aug 2008–Jul 2013
60-Month
84.36"
(2,142.74mm)
90.27"
(2,292.86mm)
-5.91"
(-150.12mm)
27th Driest
Driest since:
1954
97th Wettest
Wettest since:
1999

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