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, January 1979

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
January 1979
1-Month
1.92"
(48.77mm)
1.06"
(26.92mm)
0.86"
(21.85mm)
121st Driest
Driest since:
1919, 1931
8th Wettest
Wettest since:
1916
Dec 1978–Jan 1979
2-Month
4.09"
(103.89mm)
2.13"
(54.10mm)
1.96"
(49.79mm)
124th Driest
Driest since:
1931
4th Wettest
Wettest since:
1914
Nov 1978–Jan 1979
3-Month
5.66"
(143.76mm)
3.20"
(81.28mm)
2.46"
(62.48mm)
127th Driest
Driest since:
1904
1st Wettest
Wettest to Date
1979
Oct 1978–Jan 1979
4-Month
6.75"
(171.45mm)
4.54"
(115.32mm)
2.21"
(56.13mm)
124th Driest
Driest since:
1977
4th Wettest
Wettest since:
1909
Sep 1978–Jan 1979
5-Month
7.26"
(184.40mm)
5.96"
(151.38mm)
1.30"
(33.02mm)
106th Driest
Driest since:
1904
22nd Wettest
Wettest since:
1942
Aug 1978–Jan 1979
6-Month
8.63"
(219.20mm)
7.98"
(202.69mm)
0.65"
(16.51mm)
84th Driest
Driest since:
1901
44th Wettest
Wettest since:
1942
Ties: 1991
Jul 1978–Jan 1979
7-Month
9.78"
(248.41mm)
10.08"
(256.03mm)
-0.30"
(-7.62mm)
55th Driest
Driest since:
1901
73rd Wettest
Wettest since:
2007
Jun 1978–Jan 1979
8-Month
11.18"
(283.97mm)
11.62"
(295.15mm)
-0.44"
(-11.18mm)
53rd Driest
Driest since:
1901, 1981
75th Wettest
Wettest since:
1942
May 1978–Jan 1979
9-Month
14.09"
(357.89mm)
13.64"
(346.46mm)
0.45"
(11.43mm)
76th Driest
Driest since:
1901
52nd Wettest
Wettest since:
1942
Ties: 1899
Apr 1978–Jan 1979
10-Month
15.56"
(395.22mm)
15.52"
(394.21mm)
0.04"
(1.01mm)
68th Driest
Driest since:
1940
60th Wettest
Wettest since:
1942
Mar 1978–Jan 1979
11-Month
17.23"
(437.64mm)
17.02"
(432.31mm)
0.21"
(5.33mm)
73rd Driest
Driest since:
2021
55th Wettest
Wettest since:
1942
Feb 1978–Jan 1979
12-Month
18.30"
(464.82mm)
18.10"
(459.74mm)
0.20"
(5.08mm)
68th Driest
Driest since:
2003
60th Wettest
Wettest since:
1942
Aug 1977–Jan 1979
18-Month
25.91"
(658.11mm)
26.08"
(662.43mm)
-0.17"
(-4.32mm)
65th Driest
Driest since:
2003
62nd Wettest
Wettest since:
1942
Feb 1977–Jan 1979
24-Month
35.02"
(889.51mm)
36.16"
(918.46mm)
-1.14"
(-28.95mm)
51st Driest
Driest since:
2003
76th Wettest
Wettest since:
1943
Feb 1976–Jan 1979
36-Month
49.56"
(1,258.82mm)
54.20"
(1,376.68mm)
-4.64"
(-117.86mm)
25th Driest
Driest since:
1977
101st Wettest
Wettest since:
1943
Feb 1975–Jan 1979
48-Month
65.47"
(1,662.94mm)
72.24"
(1,834.90mm)
-6.77"
(-171.96mm)
21st Driest
Driest since:
1957
104th Wettest
Wettest since:
1987
Feb 1974–Jan 1979
60-Month
79.50"
(2,019.30mm)
90.25"
(2,292.35mm)
-10.75"
(-273.05mm)
6th Driest
Driest since:
1957
118th Wettest
Wettest since:
2000

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