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


Colorado

Precipitation Rankings, October 2021

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
October 2021
1-Month
1.14"
(28.96mm)
1.35"
(34.29mm)
-0.21"
(-5.33mm)
65th Driest Driest since: 2020 1952
63rd Wettest Wettest since: 2018 1969
Sep–Oct 2021
2-Month
2.38"
(60.45mm)
2.77"
(70.36mm)
-0.39"
(-9.91mm)
50th Driest Driest since: 2020 1922
78th Wettest Wettest since: 2018 1941
Aug–Oct 2021
3-Month
3.77"
(95.76mm)
4.80"
(121.92mm)
-1.03"
(-26.16mm)
33rd Driest Driest since: 2020 1944
95th Wettest Wettest since: 2018 1941
Ties: 1905
Jul–Oct 2021
4-Month
5.90"
(149.86mm)
6.90"
(175.26mm)
-1.00"
(-25.40mm)
40th Driest Driest since: 2020 1900
88th Wettest Wettest since: 2018 1941
Jun–Oct 2021
5-Month
7.09"
(180.09mm)
8.45"
(214.63mm)
-1.36"
(-34.54mm)
30th Driest Driest since: 2020 1900
98th Wettest Wettest since: 2018 1941
May–Oct 2021
6-Month
10.08"
(256.03mm)
10.46"
(265.68mm)
-0.38"
(-9.65mm)
59th Driest Driest since: 2020 1939
69th Wettest Wettest since: 2017 1941
Apr–Oct 2021
7-Month
11.09"
(281.69mm)
12.30"
(312.42mm)
-1.21"
(-30.73mm)
43rd Driest Driest since: 2020 1939
85th Wettest Wettest since: 2017 1941
Ties: 1953
Mar–Oct 2021
8-Month
13.16"
(334.26mm)
13.82"
(351.03mm)
-0.66"
(-16.77mm)
56th Driest Driest since: 2020 1934
72nd Wettest Wettest since: 2019 1941
Ties: 1898
Feb–Oct 2021
9-Month
14.27"
(362.46mm)
14.91"
(378.71mm)
-0.64"
(-16.25mm)
53rd Driest Driest since: 2020 2002
75th Wettest Wettest since: 2019 1941
Jan–Oct 2021
10-Month
15.01"
(381.25mm)
15.97"
(405.64mm)
-0.96"
(-24.39mm)
50th Driest Driest since: 2020 2002
78th Wettest Wettest since: 2019 1941
Dec 2020–Oct 2021
11-Month
15.97"
(405.64mm)
17.04"
(432.82mm)
-1.07"
(-27.18mm)
45th Driest Driest since: 2020 2002
82nd Wettest Wettest since: 2019 1941
Nov 2020–Oct 2021
12-Month
16.82"
(427.23mm)
18.11"
(459.99mm)
-1.29"
(-32.76mm)
46th Driest Driest since: 2020 2002
81st Wettest Wettest since: 2019 1941
May 2020–Oct 2021
18-Month
23.28"
(591.31mm)
28.55"
(725.17mm)
-5.27"
(-133.86mm)
8th Driest Driest since: 2020 1901
119th Wettest Wettest since: 2019 1942
Nov 2019–Oct 2021
24-Month
29.62"
(752.35mm)
36.22"
(919.99mm)
-6.60"
(-167.64mm)
7th Driest Driest since: 2003 2003
119th Wettest Wettest since: 2020 1942
Nov 2018–Oct 2021
36-Month
47.77"
(1,213.36mm)
54.28"
(1,378.71mm)
-6.51"
(-165.35mm)
13th Driest Driest since: 2020 1956
112th Wettest Wettest since: 2019 1997
Nov 2017–Oct 2021
48-Month
62.03"
(1,575.56mm)
72.32"
(1,836.93mm)
-10.29"
(-261.37mm)
4th Driest Driest since: 2003 1956
120th Wettest Wettest since: 2020 1998
Nov 2016–Oct 2021
60-Month
82.59"
(2,097.79mm)
90.35"
(2,294.89mm)
-7.76"
(-197.10mm)
16th Driest Driest since: 2004 1956
107th Wettest Wettest since: 2020 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 1, 2021 from https://www.ncdc.noaa.gov/cag/