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 2021. For more information, please see Climatological Rankings.


Colorado

Precipitation Rankings, October 1999

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
October 1999
1-Month
0.57"
(14.48mm)
1.35"
(34.29mm)
-0.78"
(-19.81mm)
13th Driest Driest since: 1988 1952
115th Wettest Wettest since: 1998 1969
Sep–Oct 1999
2-Month
1.96"
(49.78mm)
2.77"
(70.36mm)
-0.81"
(-20.58mm)
30th Driest Driest since: 1992 1922
98th Wettest Wettest since: 1998 1941
Aug–Oct 1999
3-Month
5.23"
(132.84mm)
4.80"
(121.92mm)
0.43"
(10.92mm)
80th Driest Driest since: 1995 1944
48th Wettest Wettest since: 1998 1941
Jul–Oct 1999
4-Month
7.82"
(198.63mm)
6.90"
(175.26mm)
0.92"
(23.37mm)
90th Driest Driest since: 1995 1900
38th Wettest Wettest since: 1998 1941
Jun–Oct 1999
5-Month
9.46"
(240.28mm)
8.45"
(214.63mm)
1.01"
(25.65mm)
93rd Driest Driest since: 1995 1900
35th Wettest Wettest since: 1998 1941
Ties: 1990
May–Oct 1999
6-Month
12.10"
(307.34mm)
10.46"
(265.68mm)
1.64"
(41.66mm)
104th Driest Driest since: 1998 1939
24th Wettest Wettest since: 1997 1941
Apr–Oct 1999
7-Month
16.48"
(418.59mm)
12.30"
(312.42mm)
4.18"
(106.17mm)
122nd Driest Driest since: 1998 1939
6th Wettest Wettest since: 1997 1941
Mar–Oct 1999
8-Month
17.20"
(436.88mm)
13.82"
(351.03mm)
3.38"
(85.85mm)
119th Driest Driest since: 1998 1934
9th Wettest Wettest since: 1997 1941
Feb–Oct 1999
9-Month
17.86"
(453.64mm)
14.91"
(378.71mm)
2.95"
(74.93mm)
114th Driest Driest since: 1998 2002
14th Wettest Wettest since: 1997 1941
Ties: 1984
Jan–Oct 1999
10-Month
18.93"
(480.82mm)
15.97"
(405.64mm)
2.96"
(75.18mm)
114th Driest Driest since: 1998 2002
14th Wettest Wettest since: 1997 1941
Dec 1998–Oct 1999
11-Month
19.56"
(496.82mm)
17.04"
(432.82mm)
2.52"
(64.00mm)
108th Driest Driest since: 1998 2002
19th Wettest Wettest since: 1997 1941
Nov 1998–Oct 1999
12-Month
20.90"
(530.86mm)
18.11"
(459.99mm)
2.79"
(70.87mm)
110th Driest Driest since: 1998 2002
17th Wettest Wettest since: 1997 1941
May 1998–Oct 1999
18-Month
32.20"
(817.88mm)
28.55"
(725.17mm)
3.65"
(92.71mm)
114th Driest Driest since: 1996 1901
13th Wettest Wettest since: 1998 1942
Nov 1997–Oct 1999
24-Month
39.79"
(1,010.67mm)
36.22"
(919.99mm)
3.57"
(90.68mm)
112th Driest Driest since: 1995 2003
14th Wettest Wettest since: 1998 1942
Nov 1996–Oct 1999
36-Month
62.57"
(1,589.28mm)
54.28"
(1,378.71mm)
8.29"
(210.57mm)
119th Driest Driest since: 1998 1956
6th Wettest Wettest since: 1997 1997
Nov 1995–Oct 1999
48-Month
81.32"
(2,065.53mm)
72.32"
(1,836.93mm)
9.00"
(228.60mm)
119th Driest Driest since: 1997 1956
5th Wettest Wettest since: 1998 1998
Nov 1994–Oct 1999
60-Month
103.91"
(2,639.31mm)
90.35"
(2,294.89mm)
13.56"
(344.42mm)
122nd Driest Driest since: 1998 1956
1st Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2022, retrieved on January 23, 2022 from https://www.ncdc.noaa.gov/cag/