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 August 2019. For more information, please see Climatological Rankings.


Colorado

Precipitation Rankings, May 2017

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2017
1-Month
2.82"
(71.63mm)
2.02"
(51.31mm)
0.80"
(20.32mm)
109th Driest Driest since: 2016 1974
17th Wettest Wettest since: 2015 2015
Apr–May 2017
2-Month
4.99"
(126.75mm)
3.86"
(98.04mm)
1.13"
(28.71mm)
108th Driest Driest since: 2016 2002
18th Wettest Wettest since: 2015 1957
Mar–May 2017
3-Month
6.18"
(156.97mm)
5.37"
(136.40mm)
0.81"
(20.57mm)
99th Driest Driest since: 2016 2002
27th Wettest Wettest since: 2015 1957
Feb–May 2017
4-Month
7.18"
(182.37mm)
6.46"
(164.08mm)
0.72"
(18.29mm)
98th Driest Driest since: 2016 2002
28th Wettest Wettest since: 2015 1905
Jan–May 2017
5-Month
9.47"
(240.54mm)
7.52"
(191.01mm)
1.95"
(49.53mm)
113th Driest Driest since: 2016 2002
13th Wettest Wettest since: 2015 1957
Ties: 1999
Dec 2016–May 2017
6-Month
11.12"
(282.45mm)
8.60"
(218.44mm)
2.52"
(64.01mm)
114th Driest Driest since: 2016 2002
11th Wettest Wettest since: 2015 1957
Nov 2016–May 2017
7-Month
12.04"
(305.82mm)
9.66"
(245.36mm)
2.38"
(60.46mm)
111th Driest Driest since: 2016 2002
14th Wettest Wettest since: 2015 1957
Oct 2016–May 2017
8-Month
12.53"
(318.26mm)
11.00"
(279.40mm)
1.53"
(38.86mm)
95th Driest Driest since: 2014 2002
30th Wettest Wettest since: 2016 1995
Sep 2016–May 2017
9-Month
13.53"
(343.66mm)
12.43"
(315.72mm)
1.10"
(27.94mm)
85th Driest Driest since: 2013 2002
40th Wettest Wettest since: 2016 1942
Aug 2016–May 2017
10-Month
15.60"
(396.24mm)
14.44"
(366.78mm)
1.16"
(29.46mm)
87th Driest Driest since: 2016 2002
38th Wettest Wettest since: 2015 1942
Ties: 1897
Jul 2016–May 2017
11-Month
17.24"
(437.90mm)
16.54"
(420.12mm)
0.70"
(17.78mm)
75th Driest Driest since: 2013 2002
50th Wettest Wettest since: 2016 1942
Jun 2016–May 2017
12-Month
18.59"
(472.19mm)
18.08"
(459.23mm)
0.51"
(12.96mm)
71st Driest Driest since: 2013 2002
54th Wettest Wettest since: 2016 1942
Dec 2015–May 2017
18-Month
28.02"
(711.71mm)
26.70"
(678.18mm)
1.32"
(33.53mm)
85th Driest Driest since: 2014 2013
39th Wettest Wettest since: 2016 1942
Jun 2015–May 2017
24-Month
38.24"
(971.30mm)
36.18"
(918.97mm)
2.06"
(52.33mm)
87th Driest Driest since: 2014 1902
37th Wettest Wettest since: 2016 1942
Jun 2014–May 2017
36-Month
60.41"
(1,534.41mm)
54.21"
(1,376.93mm)
6.20"
(157.48mm)
110th Driest Driest since: 2015 2004
13th Wettest Wettest since: 2016 1943
Jun 2013–May 2017
48-Month
80.12"
(2,035.05mm)
72.23"
(1,834.64mm)
7.89"
(200.41mm)
113th Driest Driest since: 2016 1956
9th Wettest Wettest since: 2000 1944
Jun 2012–May 2017
60-Month
93.73"
(2,380.74mm)
90.24"
(2,292.10mm)
3.49"
(88.64mm)
85th Driest Driest since: 2016 1936
36th Wettest Wettest since: 2011 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/