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, March 1940

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
March 1940
1-Month
1.44"
(36.58mm)
1.52"
(38.61mm)
-0.08"
(-2.03mm)
67th Driest
Driest since:
1966
62nd Wettest
Wettest since:
1906
Ties: 1921, 1942, 2022
Feb–Mar 1940
2-Month
2.92"
(74.17mm)
2.61"
(66.29mm)
0.31"
(7.88mm)
92nd Driest
Driest since:
1966
37th Wettest
Wettest since:
1905
Ties: 1984
Jan–Mar 1940
3-Month
4.72"
(119.89mm)
3.67"
(93.22mm)
1.05"
(26.67mm)
113th Driest
Driest since:
1966
16th Wettest
Wettest since:
1980
Dec 1939–Mar 1940
4-Month
5.34"
(135.64mm)
4.74"
(120.40mm)
0.60"
(15.24mm)
95th Driest
Driest since:
1977
33rd Wettest
Wettest since:
1979
Nov 1939–Mar 1940
5-Month
5.65"
(143.51mm)
5.81"
(147.57mm)
-0.16"
(-4.06mm)
61st Driest
Driest since:
1977
67th Wettest
Wettest since:
1979
Oct 1939–Mar 1940
6-Month
6.31"
(160.27mm)
7.14"
(181.36mm)
-0.83"
(-21.09mm)
37th Driest
Driest since:
1977
91st Wettest
Wettest since:
1909
Sep 1939–Mar 1940
7-Month
7.69"
(195.33mm)
8.57"
(217.68mm)
-0.88"
(-22.35mm)
40th Driest
Driest since:
1902
88th Wettest
Wettest since:
1942
Aug 1939–Mar 1940
8-Month
8.80"
(223.52mm)
10.58"
(268.73mm)
-1.78"
(-45.21mm)
23rd Driest
Driest since:
1901
105th Wettest
Wettest since:
1942
Jul 1939–Mar 1940
9-Month
9.83"
(249.68mm)
12.68"
(322.07mm)
-2.85"
(-72.39mm)
9th Driest
Driest since:
1901
119th Wettest
Wettest since:
1942
Jun 1939–Mar 1940
10-Month
10.70"
(271.78mm)
14.23"
(361.44mm)
-3.53"
(-89.66mm)
9th Driest
Driest since:
1901
119th Wettest
Wettest since:
1942
May 1939–Mar 1940
11-Month
11.72"
(297.69mm)
16.25"
(412.75mm)
-4.53"
(-115.06mm)
4th Driest
Driest since:
1901
124th Wettest
Wettest since:
1942
Apr 1939–Mar 1940
12-Month
12.70"
(322.58mm)
18.13"
(460.50mm)
-5.43"
(-137.92mm)
3rd Driest
Driest since:
1935
125th Wettest
Wettest since:
1942
Oct 1938–Mar 1940
18-Month
20.45"
(519.43mm)
25.26"
(641.60mm)
-4.81"
(-122.17mm)
8th Driest
Driest since:
1935
119th Wettest
Wettest since:
1942
Apr 1938–Mar 1940
24-Month
33.27"
(845.06mm)
36.17"
(918.72mm)
-2.90"
(-73.66mm)
31st Driest
Driest since:
1977
96th Wettest
Wettest since:
1943
Apr 1937–Mar 1940
36-Month
50.52"
(1,283.21mm)
54.22"
(1,377.19mm)
-3.70"
(-93.98mm)
31st Driest
Driest since:
1977
95th Wettest
Wettest since:
1943
Apr 1936–Mar 1940
48-Month
67.86"
(1,723.64mm)
72.23"
(1,834.64mm)
-4.37"
(-111.00mm)
33rd Driest
Driest since:
2004
92nd Wettest
Wettest since:
1987
Apr 1935–Mar 1940
60-Month
86.24"
(2,190.50mm)
90.23"
(2,291.84mm)
-3.99"
(-101.34mm)
39th Driest
Driest since:
1957
85th Wettest
Wettest since:
1987

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