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 January 1895. For more information, please see Climatological Rankings.


Colorado

Precipitation Rankings, October 2018

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
October 2018
1-Month
2.43"
(61.72mm)
1.35"
(34.29mm)
1.08"
(27.43mm)
112ᵗʰ Driest Driest since: 2017 1952
13ᵗʰ Wettest Wettest since: 2006 1969
Sep–Oct 2018
2-Month
3.11"
(78.99mm)
2.77"
(70.36mm)
0.34"
(8.63mm)
81ˢᵗ Driest Driest since: 2017 1922
44ᵗʰ Wettest Wettest since: 2014 1941
Ties: 2000
Aug–Oct 2018
3-Month
4.57"
(116.08mm)
4.80"
(121.92mm)
-0.23"
(-5.84mm)
57ᵗʰ Driest Driest since: 2016 1944
68ᵗʰ Wettest Wettest since: 2017 1941
Jul–Oct 2018
4-Month
6.68"
(169.67mm)
6.90"
(175.26mm)
-0.22"
(-5.59mm)
56ᵗʰ Driest Driest since: 2016 1900
69ᵗʰ Wettest Wettest since: 2017 1941
Jun–Oct 2018
5-Month
7.67"
(194.82mm)
8.45"
(214.63mm)
-0.78"
(-19.81mm)
47ᵗʰ Driest Driest since: 2016 1900
78ᵗʰ Wettest Wettest since: 2017 1941
Ties: 1940
May–Oct 2018
6-Month
9.21"
(233.93mm)
10.46"
(265.68mm)
-1.25"
(-31.75mm)
33ʳᵈ Driest Driest since: 2016 1939
92ⁿᵈ Wettest Wettest since: 2017 1941
Apr–Oct 2018
7-Month
10.58"
(268.73mm)
12.30"
(312.42mm)
-1.72"
(-43.69mm)
29ᵗʰ Driest Driest since: 2012 1939
96ᵗʰ Wettest Wettest since: 2017 1941
Ties: 1963
Mar–Oct 2018
8-Month
11.49"
(291.85mm)
13.82"
(351.03mm)
-2.33"
(-59.18mm)
22ⁿᵈ Driest Driest since: 2012 1934
103ʳᵈ Wettest Wettest since: 2017 1941
Feb–Oct 2018
9-Month
12.62"
(320.55mm)
14.91"
(378.71mm)
-2.29"
(-58.16mm)
18ᵗʰ Driest Driest since: 2012 2002
107ᵗʰ Wettest Wettest since: 2017 1941
Jan–Oct 2018
10-Month
13.43"
(341.12mm)
15.97"
(405.64mm)
-2.54"
(-64.52mm)
18ᵗʰ Driest Driest since: 2012 2002
107ᵗʰ Wettest Wettest since: 2017 1941
Dec 2017–Oct 2018
11-Month
13.83"
(351.28mm)
17.04"
(432.82mm)
-3.21"
(-81.54mm)
12ᵗʰ Driest Driest since: 2012 2002
112ᵗʰ Wettest Wettest since: 2017 1941
Nov 2017–Oct 2018
12-Month
14.35"
(364.49mm)
18.11"
(459.99mm)
-3.76"
(-95.50mm)
9ᵗʰ Driest Driest since: 2012 2002
115ᵗʰ Wettest Wettest since: 2017 1941
May 2017–Oct 2018
18-Month
25.69"
(652.53mm)
28.55"
(725.17mm)
-2.86"
(-72.64mm)
27ᵗʰ Driest Driest since: 2013 1901
97ᵗʰ Wettest Wettest since: 2017 1942
Nov 2016–Oct 2018
24-Month
34.90"
(886.46mm)
36.22"
(919.99mm)
-1.32"
(-33.53mm)
45ᵗʰ Driest Driest since: 2013 2003
78ᵗʰ Wettest Wettest since: 2017 1942
Ties: 1904
Nov 2015–Oct 2018
36-Month
52.57"
(1,335.28mm)
54.28"
(1,378.71mm)
-1.71"
(-43.43mm)
45ᵗʰ Driest Driest since: 2014 1956
77ᵗʰ Wettest Wettest since: 2017 1997
Nov 2014–Oct 2018
48-Month
73.57"
(1,868.68mm)
72.32"
(1,836.93mm)
1.25"
(31.75mm)
69ᵗʰ Driest Driest since: 2015 1956
52ⁿᵈ Wettest Wettest since: 2017 1998
Nov 2013–Oct 2018
60-Month
92.25"
(2,343.15mm)
90.35"
(2,294.89mm)
1.90"
(48.26mm)
74ᵗʰ Driest Driest since: 2016 1956
46ᵗʰ Wettest Wettest since: 2017 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2018, retrieved on November 17, 2018 from https://www.ncdc.noaa.gov/cag/