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 April 2021. For more information, please see Climatological Rankings.


Colorado

Precipitation Rankings, May 1978

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1978
1-Month
2.91"
(73.91mm)
2.02"
(51.31mm)
0.89"
(22.60mm)
114th Driest Driest since: 1977 1974
13th Wettest Wettest since: 1957 2015
Apr–May 1978
2-Month
4.38"
(111.25mm)
3.86"
(98.04mm)
0.52"
(13.21mm)
96th Driest Driest since: 1977 2002
31st Wettest Wettest since: 1973 1957
Mar–May 1978
3-Month
6.05"
(153.67mm)
5.37"
(136.40mm)
0.68"
(17.27mm)
95th Driest Driest since: 1977 2002
32nd Wettest Wettest since: 1973 1957
Feb–May 1978
4-Month
7.12"
(180.85mm)
6.46"
(164.08mm)
0.66"
(16.77mm)
96th Driest Driest since: 1977 2002
31st Wettest Wettest since: 1973 1905
Ties: 1990
Jan–May 1978
5-Month
8.60"
(218.44mm)
7.52"
(191.01mm)
1.08"
(27.43mm)
101st Driest Driest since: 1977 2002
26th Wettest Wettest since: 1957 1957
Dec 1977–May 1978
6-Month
9.57"
(243.08mm)
8.60"
(218.44mm)
0.97"
(24.64mm)
96th Driest Driest since: 1977 2002
30th Wettest Wettest since: 1973 1957
Nov 1977–May 1978
7-Month
10.82"
(274.83mm)
9.66"
(245.36mm)
1.16"
(29.47mm)
96th Driest Driest since: 1977 2002
30th Wettest Wettest since: 1973 1957
Oct 1977–May 1978
8-Month
11.54"
(293.12mm)
11.00"
(279.40mm)
0.54"
(13.72mm)
79th Driest Driest since: 1977 2002
47th Wettest Wettest since: 1975 1995
Sep 1977–May 1978
9-Month
12.38"
(314.45mm)
12.43"
(315.72mm)
-0.05"
(-1.27mm)
63rd Driest Driest since: 1977 2002
63rd Wettest Wettest since: 1975 1942
Aug 1977–May 1978
10-Month
14.73"
(374.14mm)
14.44"
(366.78mm)
0.29"
(7.36mm)
67th Driest Driest since: 1977 2002
59th Wettest Wettest since: 1973 1942
Jul 1977–May 1978
11-Month
17.62"
(447.55mm)
16.54"
(420.12mm)
1.08"
(27.43mm)
80th Driest Driest since: 1977 2002
46th Wettest Wettest since: 1973 1942
Jun 1977–May 1978
12-Month
18.54"
(470.92mm)
18.08"
(459.23mm)
0.46"
(11.69mm)
69th Driest Driest since: 1977 2002
57th Wettest Wettest since: 1973 1942
Dec 1976–May 1978
18-Month
24.61"
(625.09mm)
26.70"
(678.18mm)
-2.09"
(-53.09mm)
36th Driest Driest since: 1977 2013
89th Wettest Wettest since: 1974 1942
Jun 1976–May 1978
24-Month
32.38"
(822.45mm)
36.18"
(918.97mm)
-3.80"
(-96.52mm)
20th Driest Driest since: 1977 1902
105th Wettest Wettest since: 1975 1942
Jun 1975–May 1978
36-Month
47.40"
(1,203.96mm)
54.21"
(1,376.93mm)
-6.81"
(-172.97mm)
12th Driest Driest since: 1977 2004
112th Wettest Wettest since: 1976 1943
Jun 1974–May 1978
48-Month
64.35"
(1,634.49mm)
72.23"
(1,834.64mm)
-7.88"
(-200.15mm)
11th Driest Driest since: 1977 1956
112th Wettest Wettest since: 1976 1944
Jun 1973–May 1978
60-Month
80.50"
(2,044.70mm)
90.24"
(2,292.10mm)
-9.74"
(-247.40mm)
9th Driest Driest since: 1957 1936
113th Wettest Wettest since: 1977 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2021, retrieved on May 15, 2021 from https://www.ncdc.noaa.gov/cag/