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


Montana

Precipitation Rankings, May 2003

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2003
1-Month
2.33"
(59.18mm)
2.42"
(61.47mm)
-0.09"
(-2.29mm)
61st Driest Driest since: 2002 1937
65th Wettest Wettest since: 1999 1927
Apr–May 2003
2-Month
4.36"
(110.74mm)
3.93"
(99.82mm)
0.43"
(10.92mm)
79th Driest Driest since: 2002 1934
47th Wettest Wettest since: 1996 2011
Mar–May 2003
3-Month
6.46"
(164.08mm)
5.20"
(132.08mm)
1.26"
(32.00mm)
101st Driest Driest since: 2002 1931
25th Wettest Wettest since: 1996 2011
Feb–May 2003
4-Month
7.67"
(194.82mm)
6.26"
(159.00mm)
1.41"
(35.82mm)
105th Driest Driest since: 2002 1931
21st Wettest Wettest since: 1996 2011
Jan–May 2003
5-Month
9.04"
(229.62mm)
7.61"
(193.29mm)
1.43"
(36.33mm)
105th Driest Driest since: 2002 1931
21st Wettest Wettest since: 1996 2011
Ties: 1967
Dec 2002–May 2003
6-Month
9.82"
(249.43mm)
8.90"
(226.06mm)
0.92"
(23.37mm)
87th Driest Driest since: 2002 1931
38th Wettest Wettest since: 1997 2011
Nov 2002–May 2003
7-Month
10.48"
(266.19mm)
10.19"
(258.83mm)
0.29"
(7.36mm)
67th Driest Driest since: 2002 1931
58th Wettest Wettest since: 1999 2011
Ties: 1969
Oct 2002–May 2003
8-Month
11.16"
(283.46mm)
11.44"
(290.58mm)
-0.28"
(-7.12mm)
48th Driest Driest since: 2002 1931
77th Wettest Wettest since: 1999 2011
Sep 2002–May 2003
9-Month
12.53"
(318.26mm)
12.89"
(327.41mm)
-0.36"
(-9.15mm)
46th Driest Driest since: 2002 1905
79th Wettest Wettest since: 1999 2011
Ties: 2012
Aug 2002–May 2003
10-Month
14.42"
(366.27mm)
14.22"
(361.19mm)
0.20"
(5.08mm)
64th Driest Driest since: 2002 1905
61st Wettest Wettest since: 1999 2011
Jul 2002–May 2003
11-Month
15.83"
(402.08mm)
15.80"
(401.32mm)
0.03"
(0.76mm)
59th Driest Driest since: 2002 1905
66th Wettest Wettest since: 1999 2011
Jun 2002–May 2003
12-Month
19.20"
(487.68mm)
18.65"
(473.71mm)
0.55"
(13.97mm)
72nd Driest Driest since: 2002 1905
53rd Wettest Wettest since: 1999 2011
Ties: 1909
Dec 2001–May 2003
18-Month
27.00"
(685.80mm)
27.58"
(700.53mm)
-0.58"
(-14.73mm)
48th Driest Driest since: 2002 1937
76th Wettest Wettest since: 1999 2011
Jun 2001–May 2003
24-Month
36.44"
(925.58mm)
37.34"
(948.44mm)
-0.90"
(-22.86mm)
46th Driest Driest since: 2002 1937
78th Wettest Wettest since: 2000 1917
Jun 2000–May 2003
36-Month
50.00"
(1,270.00mm)
56.01"
(1,422.65mm)
-6.01"
(-152.65mm)
11th Driest Driest since: 2002 1937
112th Wettest Wettest since: 2001 1917
Ties: 1905
Jun 1999–May 2003
48-Month
66.55"
(1,690.37mm)
74.74"
(1,898.40mm)
-8.19"
(-208.03mm)
10th Driest Driest since: 1939 1937
112th Wettest Wettest since: 2002 1899, 1910
Jun 1998–May 2003
60-Month
87.59"
(2,224.79mm)
93.47"
(2,374.14mm)
-5.88"
(-149.35mm)
20th Driest Driest since: 2002 1938
101st Wettest Wettest since: 2001 1910

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/