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 February 2020. For more information, please see Climatological Rankings.


Montana

Precipitation Rankings, July 1999

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1999
1-Month
1.05"
(26.67mm)
1.59"
(40.39mm)
-0.54"
(-13.72mm)
37th Driest Driest since: 1996 1917
89th Wettest Wettest since: 1998 1993
Ties: 1944, 2008
Jun–Jul 1999
2-Month
3.61"
(91.69mm)
4.45"
(113.03mm)
-0.84"
(-21.34mm)
36th Driest Driest since: 1996 1919
90th Wettest Wettest since: 1998 1993
May–Jul 1999
3-Month
5.97"
(151.64mm)
6.86"
(174.24mm)
-0.89"
(-22.60mm)
43rd Driest Driest since: 1994 1919
83rd Wettest Wettest since: 1998 1915
Apr–Jul 1999
4-Month
7.72"
(196.09mm)
8.37"
(212.60mm)
-0.65"
(-16.51mm)
49th Driest Driest since: 1994 1919
77th Wettest Wettest since: 1998 1993
Ties: 1972
Mar–Jul 1999
5-Month
8.49"
(215.65mm)
9.65"
(245.11mm)
-1.16"
(-29.46mm)
36th Driest Driest since: 1994 1919
90th Wettest Wettest since: 1998 2011
Feb–Jul 1999
6-Month
9.87"
(250.70mm)
10.71"
(272.03mm)
-0.84"
(-21.33mm)
43rd Driest Driest since: 1994 1919
83rd Wettest Wettest since: 1998 2011
Ties: 1946
Jan–Jul 1999
7-Month
11.32"
(287.53mm)
12.06"
(306.32mm)
-0.74"
(-18.79mm)
45th Driest Driest since: 1994 1919
81st Wettest Wettest since: 1998 2011
Dec 1998–Jul 1999
8-Month
12.98"
(329.69mm)
13.35"
(339.09mm)
-0.37"
(-9.40mm)
56th Driest Driest since: 1994 1931
69th Wettest Wettest since: 1998 2011
Nov 1998–Jul 1999
9-Month
14.90"
(378.46mm)
14.64"
(371.86mm)
0.26"
(6.60mm)
68th Driest Driest since: 1998 1919
57th Wettest Wettest since: 1997 2011
Oct 1998–Jul 1999
10-Month
16.51"
(419.35mm)
15.88"
(403.35mm)
0.63"
(16.00mm)
75th Driest Driest since: 1998 1919
50th Wettest Wettest since: 1997 2011
Ties: 2016
Sep 1998–Jul 1999
11-Month
17.53"
(445.26mm)
17.34"
(440.44mm)
0.19"
(4.82mm)
66th Driest Driest since: 1998 1988
59th Wettest Wettest since: 1997 2011
Aug 1998–Jul 1999
12-Month
18.75"
(476.25mm)
18.67"
(474.22mm)
0.08"
(2.03mm)
66th Driest Driest since: 1998 1936
59th Wettest Wettest since: 1997 2011
Feb 1998–Jul 1999
18-Month
30.17"
(766.32mm)
29.38"
(746.25mm)
0.79"
(20.07mm)
75th Driest Driest since: 1995 1936
50th Wettest Wettest since: 1998 2011
Aug 1997–Jul 1999
24-Month
37.04"
(940.82mm)
37.35"
(948.69mm)
-0.31"
(-7.87mm)
56th Driest Driest since: 1995 1937
68th Wettest Wettest since: 1998 1928
Aug 1996–Jul 1999
36-Month
59.22"
(1,504.19mm)
56.03"
(1,423.16mm)
3.19"
(81.03mm)
92nd Driest Driest since: 1996 1937
31st Wettest Wettest since: 1998 1909
Aug 1995–Jul 1999
48-Month
79.28"
(2,013.71mm)
74.76"
(1,898.90mm)
4.52"
(114.81mm)
98th Driest Driest since: 1997 1937
24th Wettest Wettest since: 1998 1899
Aug 1994–Jul 1999
60-Month
99.48"
(2,526.79mm)
93.49"
(2,374.65mm)
5.99"
(152.14mm)
106th Driest Driest since: 1998 1937
15th Wettest Wettest since: 1997 1916

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published March 2020, retrieved on April 2, 2020 from https://www.ncdc.noaa.gov/cag/