Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Colorado

Precipitation Rankings, June 1987

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
June 1987
1-Month		1.74"
(44.20mm)		1.54"
(39.12mm)		0.20"
(5.08mm)		84th Driest
Driest since:
1924
45th Wettest
Wettest since:
1965
Ties: 1945
May–Jun 1987
2-Month		4.96"
(125.98mm)		3.56"
(90.42mm)		1.40"
(35.56mm)		117th Driest
Driest since:
2012
12th Wettest
Wettest since:
1995
Apr–Jun 1987
3-Month		5.82"
(147.83mm)		5.40"
(137.16mm)		0.42"
(10.67mm)		89th Driest
Driest since:
2002
40th Wettest
Wettest since:
1995
Mar–Jun 1987
4-Month		7.45"
(189.23mm)		6.91"
(175.51mm)		0.54"
(13.72mm)		87th Driest
Driest since:
2002
42nd Wettest
Wettest since:
1995
Ties: 1967, 1978
Feb–Jun 1987
5-Month		9.26"
(235.20mm)		8.00"
(203.20mm)		1.26"
(32.00mm)		101st Driest
Driest since:
2002
28th Wettest
Wettest since:
1995
Jan–Jun 1987
6-Month		10.37"
(263.40mm)		9.06"
(230.12mm)		1.31"
(33.28mm)		104th Driest
Driest since:
2002
25th Wettest
Wettest since:
1957
Dec 1986–Jun 1987
7-Month		10.96"
(278.38mm)		10.14"
(257.56mm)		0.82"
(20.82mm)		90th Driest
Driest since:
2002
38th Wettest
Wettest since:
1957
Nov 1986–Jun 1987
8-Month		12.74"
(323.60mm)		11.21"
(284.73mm)		1.53"
(38.87mm)		101st Driest
Driest since:
2002
27th Wettest
Wettest since:
1995
Oct 1986–Jun 1987
9-Month		14.86"
(377.44mm)		12.54"
(318.52mm)		2.32"
(58.92mm)		108th Driest
Driest since:
2002
20th Wettest
Wettest since:
1995
Sep 1986–Jun 1987
10-Month		16.92"
(429.77mm)		13.97"
(354.84mm)		2.95"
(74.93mm)		118th Driest
Driest since:
2002
10th Wettest
Wettest since:
1995
Aug 1986–Jun 1987
11-Month		19.05"
(483.87mm)		15.98"
(405.89mm)		3.07"
(77.98mm)		118th Driest
Driest since:
2002
10th Wettest
Wettest since:
1995
Jul 1986–Jun 1987
12-Month		21.38"
(543.05mm)		18.08"
(459.23mm)		3.30"
(83.82mm)		119th Driest
Driest since:
2002
9th Wettest
Wettest since:
1942
Ties: 2007
Jan 1986–Jun 1987
18-Month		30.20"
(767.08mm)		27.16"
(689.86mm)		3.04"
(77.22mm)		109th Driest
Driest since:
2013
19th Wettest
Wettest since:
1942
Jul 1985–Jun 1987
24-Month		41.48"
(1,053.59mm)		36.18"
(918.97mm)		5.30"
(134.62mm)		117th Driest
Driest since:
1902
10th Wettest
Wettest since:
1942
Jul 1984–Jun 1987
36-Month		61.97"
(1,574.04mm)		54.21"
(1,376.93mm)		7.76"
(197.11mm)		121st Driest
Driest since:
2022
5th Wettest
Wettest since:
1943
Jul 1983–Jun 1987
48-Month		81.55"
(2,071.37mm)		72.23"
(1,834.64mm)		9.32"
(236.73mm)		121st Driest
Driest since:
1956
4th Wettest
Wettest since:
1944
Jul 1982–Jun 1987
60-Month		103.85"
(2,637.79mm)		90.25"
(2,292.35mm)		13.60"
(345.44mm)		123rd Driest
Driest since:
1954
1st Wettest
Wettest to Date
1987

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