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 2021. For more information, please see Climatological Rankings.


Colorado

Precipitation Rankings, April 2020

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
April 2020
1-Month
0.80"
(20.32mm)
1.84"
(46.74mm)
-1.04"
(-26.42mm)
8th Driest Driest since: 2002 2002
120th Wettest Wettest since: 2019 1900
Mar–Apr 2020
2-Month
2.15"
(54.61mm)
3.35"
(85.09mm)
-1.20"
(-30.48mm)
18th Driest Driest since: 2012 2002
110th Wettest Wettest since: 2019 1906
Ties: 1913, 2008
Feb–Apr 2020
3-Month
3.24"
(82.30mm)
4.44"
(112.78mm)
-1.20"
(-30.48mm)
20th Driest Driest since: 2012 2002
108th Wettest Wettest since: 2019 1905
Jan–Apr 2020
4-Month
3.96"
(100.58mm)
5.51"
(139.95mm)
-1.55"
(-39.37mm)
14th Driest Driest since: 2012 2002
114th Wettest Wettest since: 2019 1905
Ties: 2006
Dec 2019–Apr 2020
5-Month
5.23"
(132.84mm)
6.58"
(167.13mm)
-1.35"
(-34.29mm)
20th Driest Driest since: 2018 2002
107th Wettest Wettest since: 2019 1905
Nov 2019–Apr 2020
6-Month
6.34"
(161.04mm)
7.65"
(194.31mm)
-1.31"
(-33.27mm)
28th Driest Driest since: 2018 1904
99th Wettest Wettest since: 2019 1984
Oct 2019–Apr 2020
7-Month
7.31"
(185.67mm)
8.98"
(228.09mm)
-1.67"
(-42.42mm)
28th Driest Driest since: 2018 2002
99th Wettest Wettest since: 2019 1942
Sep 2019–Apr 2020
8-Month
8.02"
(203.71mm)
10.41"
(264.41mm)
-2.39"
(-60.70mm)
9th Driest Driest since: 2002 1902, 2002
118th Wettest Wettest since: 2019 1942
Aug 2019–Apr 2020
9-Month
9.49"
(241.05mm)
12.42"
(315.47mm)
-2.93"
(-74.42mm)
12th Driest Driest since: 2013 2002
115th Wettest Wettest since: 2019 1942
Jul 2019–Apr 2020
10-Month
11.07"
(281.18mm)
14.52"
(368.81mm)
-3.45"
(-87.63mm)
9th Driest Driest since: 2002 1902
118th Wettest Wettest since: 2019 1942
Jun 2019–Apr 2020
11-Month
12.85"
(326.39mm)
16.07"
(408.18mm)
-3.22"
(-81.79mm)
15th Driest Driest since: 2013 1981
112th Wettest Wettest since: 2019 1942
Ties: 1936
May 2019–Apr 2020
12-Month
15.69"
(398.53mm)
18.08"
(459.23mm)
-2.39"
(-60.70mm)
25th Driest Driest since: 2013 2013
102nd Wettest Wettest since: 2019 1942
Nov 2018–Apr 2020
18-Month
24.49"
(622.05mm)
25.76"
(654.30mm)
-1.27"
(-32.25mm)
47th Driest Driest since: 2019 2013
79th Wettest Wettest since: 2018 1942
May 2018–Apr 2020
24-Month
33.62"
(853.95mm)
36.16"
(918.46mm)
-2.54"
(-64.51mm)
33rd Driest Driest since: 2014 1902
93rd Wettest Wettest since: 2019 1942
May 2017–Apr 2020
36-Month
50.09"
(1,272.29mm)
54.22"
(1,377.19mm)
-4.13"
(-104.90mm)
28th Driest Driest since: 2014 1955
97th Wettest Wettest since: 2019 1985
May 2016–Apr 2020
48-Month
67.93"
(1,725.42mm)
72.24"
(1,834.90mm)
-4.31"
(-109.48mm)
30th Driest Driest since: 2015 1904
94th Wettest Wettest since: 2019 1986
May 2015–Apr 2020
60-Month
90.81"
(2,306.57mm)
90.24"
(2,292.10mm)
0.57"
(14.47mm)
61st Driest Driest since: 2016 1957
62nd Wettest Wettest since: 2019 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 27, 2021 from https://www.ncdc.noaa.gov/cag/