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


Colorado

Precipitation Rankings, April 1977

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
April 1977
1-Month
2.02"
(51.31mm)
1.84"
(46.74mm)
0.18"
(4.57mm)
83rd Driest Driest since: 1976 2002
43rd Wettest Wettest since: 1973 1900
Mar–Apr 1977
2-Month
2.90"
(73.66mm)
3.35"
(85.09mm)
-0.45"
(-11.43mm)
48th Driest Driest since: 1976 2002
78th Wettest Wettest since: 1975 1906
Feb–Apr 1977
3-Month
3.49"
(88.65mm)
4.44"
(112.78mm)
-0.95"
(-24.13mm)
25th Driest Driest since: 1972 2002
101st Wettest Wettest since: 1976 1905
Jan–Apr 1977
4-Month
4.08"
(103.63mm)
5.51"
(139.95mm)
-1.43"
(-36.32mm)
17th Driest Driest since: 1972 2002
109th Wettest Wettest since: 1976 1905
Dec 1976–Apr 1977
5-Month
4.26"
(108.20mm)
6.58"
(167.13mm)
-2.32"
(-58.93mm)
4th Driest Driest since: 1954 2002
121st Wettest Wettest since: 1976 1905
Nov 1976–Apr 1977
6-Month
4.59"
(116.59mm)
7.65"
(194.31mm)
-3.06"
(-77.72mm)
3rd Driest Driest since: 1904 1904
122nd Wettest Wettest since: 1976 1984
Oct 1976–Apr 1977
7-Month
5.32"
(135.13mm)
8.98"
(228.09mm)
-3.66"
(-92.96mm)
3rd Driest Driest since: 1904 2002
122nd Wettest Wettest since: 1976 1942
Sep 1976–Apr 1977
8-Month
7.56"
(192.02mm)
10.41"
(264.41mm)
-2.85"
(-72.39mm)
6th Driest Driest since: 1954 1902, 2002
119th Wettest Wettest since: 1976 1942
Aug 1976–Apr 1977
9-Month
9.35"
(237.49mm)
12.42"
(315.47mm)
-3.07"
(-77.98mm)
9th Driest Driest since: 1963 2002
116th Wettest Wettest since: 1976 1942
Jul 1976–Apr 1977
10-Month
11.13"
(282.70mm)
14.52"
(368.81mm)
-3.39"
(-86.11mm)
8th Driest Driest since: 1963 1902
117th Wettest Wettest since: 1976 1942
Jun 1976–Apr 1977
11-Month
12.03"
(305.56mm)
16.07"
(408.18mm)
-4.04"
(-102.62mm)
6th Driest Driest since: 1925 1981
119th Wettest Wettest since: 1976 1942
May 1976–Apr 1977
12-Month
13.97"
(354.84mm)
18.08"
(459.23mm)
-4.11"
(-104.39mm)
8th Driest Driest since: 1940 2013
117th Wettest Wettest since: 1976 1942
Nov 1975–Apr 1977
18-Month
20.83"
(529.08mm)
25.76"
(654.30mm)
-4.93"
(-125.22mm)
9th Driest Driest since: 1967 2013
115th Wettest Wettest since: 1976 1942
May 1975–Apr 1977
24-Month
29.36"
(745.74mm)
36.16"
(918.46mm)
-6.80"
(-172.72mm)
6th Driest Driest since: 1955 1902
118th Wettest Wettest since: 1976 1942
May 1974–Apr 1977
36-Month
44.43"
(1,128.52mm)
54.22"
(1,377.19mm)
-9.79"
(-248.67mm)
2nd Driest Driest since: 1955 1955
121st Wettest Wettest since: 1976 1985
May 1973–Apr 1977
48-Month
62.74"
(1,593.60mm)
72.24"
(1,834.90mm)
-9.50"
(-241.30mm)
7th Driest Driest since: 1956 1904
115th Wettest Wettest since: 1976 1986
May 1972–Apr 1977
60-Month
82.80"
(2,103.12mm)
90.24"
(2,292.10mm)
-7.44"
(-188.98mm)
20th Driest Driest since: 1967 1957
101st Wettest Wettest since: 1976 1987

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 27, 2020 from https://www.ncdc.noaa.gov/cag/