Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of September 2019. For more information, please see Climatological Rankings.


Colorado

Precipitation Rankings, May 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1940
1-Month
1.78"
(45.21mm)
2.02"
(51.31mm)
-0.24"
(-6.10mm)
53rd Driest Driest since: 1939 1974
73rd Wettest Wettest since: 1938 2015
Ties: 1936
Apr–May 1940
2-Month
3.62"
(91.95mm)
3.86"
(98.04mm)
-0.24"
(-6.09mm)
59th Driest Driest since: 1939 2002
67th Wettest Wettest since: 1938 1957
Ties: 1959
Mar–May 1940
3-Month
5.06"
(128.52mm)
5.37"
(136.40mm)
-0.31"
(-7.88mm)
59th Driest Driest since: 1939 2002
67th Wettest Wettest since: 1938 1957
Feb–May 1940
4-Month
6.54"
(166.12mm)
6.46"
(164.08mm)
0.08"
(2.04mm)
73rd Driest Driest since: 1939 2002
53rd Wettest Wettest since: 1938 1905
Jan–May 1940
5-Month
8.34"
(211.84mm)
7.52"
(191.01mm)
0.82"
(20.83mm)
98th Driest Driest since: 1939 2002
28th Wettest Wettest since: 1938 1957
Ties: 1985
Dec 1939–May 1940
6-Month
8.96"
(227.58mm)
8.60"
(218.44mm)
0.36"
(9.14mm)
82nd Driest Driest since: 1939 2002
43rd Wettest Wettest since: 1938 1957
Nov 1939–May 1940
7-Month
9.27"
(235.46mm)
9.66"
(245.36mm)
-0.39"
(-9.90mm)
60th Driest Driest since: 1939 2002
65th Wettest Wettest since: 1938 1957
Oct 1939–May 1940
8-Month
9.93"
(252.22mm)
11.00"
(279.40mm)
-1.07"
(-27.18mm)
44th Driest Driest since: 1939 2002
81st Wettest Wettest since: 1938 1995
Sep 1939–May 1940
9-Month
11.31"
(287.27mm)
12.43"
(315.72mm)
-1.12"
(-28.45mm)
43rd Driest Driest since: 1937 2002
82nd Wettest Wettest since: 1939 1942
Aug 1939–May 1940
10-Month
12.42"
(315.47mm)
14.44"
(366.78mm)
-2.02"
(-51.31mm)
25th Driest Driest since: 1936 2002
100th Wettest Wettest since: 1939 1942
Jul 1939–May 1940
11-Month
13.45"
(341.63mm)
16.54"
(420.12mm)
-3.09"
(-78.49mm)
12th Driest Driest since: 1925 2002
113th Wettest Wettest since: 1939 1942
Jun 1939–May 1940
12-Month
14.32"
(363.73mm)
18.08"
(459.23mm)
-3.76"
(-95.50mm)
9th Driest Driest since: 1925 2002
116th Wettest Wettest since: 1939 1942
Ties: 1954
Dec 1938–May 1940
18-Month
21.92"
(556.77mm)
26.70"
(678.18mm)
-4.78"
(-121.41mm)
8th Driest Driest since: 1925 2013
116th Wettest Wettest since: 1939 1942
Jun 1938–May 1940
24-Month
32.11"
(815.59mm)
36.18"
(918.97mm)
-4.07"
(-103.38mm)
18th Driest Driest since: 1937 1902
106th Wettest Wettest since: 1939 1942
Jun 1937–May 1940
36-Month
51.71"
(1,313.43mm)
54.21"
(1,376.93mm)
-2.50"
(-63.50mm)
34th Driest Driest since: 1938 2004
89th Wettest Wettest since: 1939 1943
Jun 1936–May 1940
48-Month
68.84"
(1,748.54mm)
72.23"
(1,834.64mm)
-3.39"
(-86.10mm)
31st Driest Driest since: 1938 1956
91st Wettest Wettest since: 1939 1944
Jun 1935–May 1940
60-Month
83.47"
(2,120.14mm)
90.24"
(2,292.10mm)
-6.77"
(-171.96mm)
22nd Driest Driest since: 1938 1936
99th Wettest Wettest since: 1939 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/