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 1991

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1991
1-Month
1.63"
(41.40mm)
2.02"
(51.31mm)
-0.39"
(-9.91mm)
44th Driest Driest since: 1989 1974
82nd Wettest Wettest since: 1990 2015
Ties: 1945
Apr–May 1991
2-Month
2.90"
(73.66mm)
3.86"
(98.04mm)
-0.96"
(-24.38mm)
29th Driest Driest since: 1989 2002
97th Wettest Wettest since: 1990 1957
Mar–May 1991
3-Month
4.88"
(123.95mm)
5.37"
(136.40mm)
-0.49"
(-12.45mm)
54th Driest Driest since: 1989 2002
72nd Wettest Wettest since: 1990 1957
Feb–May 1991
4-Month
5.32"
(135.13mm)
6.46"
(164.08mm)
-1.14"
(-28.95mm)
25th Driest Driest since: 1989 2002
101st Wettest Wettest since: 1990 1905
Jan–May 1991
5-Month
6.12"
(155.45mm)
7.52"
(191.01mm)
-1.40"
(-35.56mm)
23rd Driest Driest since: 1989 2002
103rd Wettest Wettest since: 1990 1957
Dec 1990–May 1991
6-Month
7.07"
(179.58mm)
8.60"
(218.44mm)
-1.53"
(-38.86mm)
20th Driest Driest since: 1989 2002
105th Wettest Wettest since: 1990 1957
Nov 1990–May 1991
7-Month
8.48"
(215.39mm)
9.66"
(245.36mm)
-1.18"
(-29.97mm)
28th Driest Driest since: 1989 2002
97th Wettest Wettest since: 1990 1957
Oct 1990–May 1991
8-Month
10.09"
(256.29mm)
11.00"
(279.40mm)
-0.91"
(-23.11mm)
48th Driest Driest since: 1990 2002
77th Wettest Wettest since: 1988 1995
Sep 1990–May 1991
9-Month
12.19"
(309.63mm)
12.43"
(315.72mm)
-0.24"
(-6.09mm)
58th Driest Driest since: 1990 2002
67th Wettest Wettest since: 1987 1942
Ties: 1994
Aug 1990–May 1991
10-Month
13.95"
(354.33mm)
14.44"
(366.78mm)
-0.49"
(-12.45mm)
53rd Driest Driest since: 1990 2002
72nd Wettest Wettest since: 1988 1942
Ties: 2010
Jul 1990–May 1991
11-Month
17.20"
(436.88mm)
16.54"
(420.12mm)
0.66"
(16.76mm)
72nd Driest Driest since: 1990 2002
53rd Wettest Wettest since: 1987 1942
Jun 1990–May 1991
12-Month
17.94"
(455.68mm)
18.08"
(459.23mm)
-0.14"
(-3.55mm)
58th Driest Driest since: 1990 2002
67th Wettest Wettest since: 1987 1942
Dec 1989–May 1991
18-Month
26.73"
(678.94mm)
26.70"
(678.18mm)
0.03"
(0.76mm)
62nd Driest Driest since: 1990 2013
62nd Wettest Wettest since: 1987 1942
Jun 1989–May 1991
24-Month
35.15"
(892.81mm)
36.18"
(918.97mm)
-1.03"
(-26.16mm)
49th Driest Driest since: 1990 1902
75th Wettest Wettest since: 1988 1942
Jun 1988–May 1991
36-Month
50.40"
(1,280.16mm)
54.21"
(1,376.93mm)
-3.81"
(-96.77mm)
28th Driest Driest since: 1990 2004
95th Wettest Wettest since: 1989 1943
Jun 1987–May 1991
48-Month
67.69"
(1,719.33mm)
72.23"
(1,834.64mm)
-4.54"
(-115.31mm)
25th Driest Driest since: 1979 1956
97th Wettest Wettest since: 1990 1944
Jun 1986–May 1991
60-Month
89.41"
(2,271.01mm)
90.24"
(2,292.10mm)
-0.83"
(-21.09mm)
50th Driest Driest since: 1981 1936
71st Wettest Wettest since: 1990 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 19, 2019 from https://www.ncdc.noaa.gov/cag/