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, September 1942

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
September 1942
1-Month 		1.58"
(40.13mm)		 1.43"
(36.32mm)		 0.15"
(3.81mm)		 81st Driest
Driest since:
 1956
48th Wettest
Wettest since:
 2013
Aug–Sep 1942
2-Month 		3.20"
(81.28mm)		 3.46"
(87.88mm)		 -0.26"
(-6.60mm)		 55th Driest
Driest since:
 1944
74th Wettest
Wettest since:
 2013
Jul–Sep 1942
3-Month 		4.68"
(118.87mm)		 5.56"
(141.22mm)		 -0.88"
(-22.35mm)		 37th Driest
Driest since:
 1900
92nd Wettest
Wettest since:
 2013
Jun–Sep 1942
4-Month 		6.67"
(169.42mm)		 7.10"
(180.34mm)		 -0.43"
(-10.92mm)		 54th Driest
Driest since:
 1924
75th Wettest
Wettest since:
 1965
Ties: 1940
May–Sep 1942
5-Month 		7.59"
(192.79mm)		 9.12"
(231.65mm)		 -1.53"
(-38.86mm)		 25th Driest
Driest since:
 1939
104th Wettest
Wettest since:
 1965
Apr–Sep 1942
6-Month 		12.36"
(313.94mm)		 10.96"
(278.38mm)		 1.40"
(35.56mm)		 102nd Driest
Driest since:
 1939
27th Wettest
Wettest since:
 1999
Mar–Sep 1942
7-Month 		13.80"
(350.52mm)		 12.47"
(316.74mm)		 1.33"
(33.78mm)		 99th Driest
Driest since:
 2002
30th Wettest
Wettest since:
 1941
Feb–Sep 1942
8-Month 		15.31"
(388.87mm)		 13.56"
(344.42mm)		 1.75"
(44.45mm)		 110th Driest
Driest since:
 2002
19th Wettest
Wettest since:
 1941
Jan–Sep 1942
9-Month 		16.24"
(412.50mm)		 14.62"
(371.35mm)		 1.62"
(41.15mm)		 106th Driest
Driest since:
 2002
23rd Wettest
Wettest since:
 1957
Dec 1941–Sep 1942
10-Month 		17.29"
(439.17mm)		 15.70"
(398.78mm)		 1.59"
(40.39mm)		 102nd Driest
Driest since:
 2002
26th Wettest
Wettest since:
 1957
Nov 1941–Sep 1942
11-Month 		17.82"
(452.63mm)		 16.76"
(425.70mm)		 1.06"
(26.93mm)		 92nd Driest
Driest since:
 2002
36th Wettest
Wettest since:
 1941
Oct 1941–Sep 1942
12-Month 		21.47"
(545.34mm)		 18.10"
(459.74mm)		 3.37"
(85.60mm)		 118th Driest
Driest since:
 2002
10th Wettest
Wettest since:
 1995
Apr 1941–Sep 1942
18-Month 		37.01"
(940.05mm)		 29.08"
(738.63mm)		 7.93"
(201.42mm)		 127th Driest
Driest since:
 2002
1st Wettest
Wettest to Date
 1942
Oct 1940–Sep 1942
24-Month 		45.38"
(1,152.65mm)		 36.22"
(919.99mm)		 9.16"
(232.66mm)		 126th Driest
Driest since:
 2003
1st Wettest
Wettest to Date
 1942
Oct 1939–Sep 1942
36-Month 		61.98"
(1,574.29mm)		 54.27"
(1,378.46mm)		 7.71"
(195.83mm)		 121st Driest
Driest since:
 1956
5th Wettest
Wettest to Date
 1997
Oct 1938–Sep 1942
48-Month 		76.12"
(1,933.45mm)		 72.31"
(1,836.67mm)		 3.81"
(96.78mm)		 96th Driest
Driest since:
 1956
29th Wettest
Wettest since:
 1998
Oct 1937–Sep 1942
60-Month 		97.25"
(2,470.15mm)		 90.33"
(2,294.38mm)		 6.92"
(175.77mm)		 110th Driest
Driest since:
 2022
14th Wettest
Wettest since:
 1999

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