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 2019. For more information, please see Climatological Rankings.


Montana

Precipitation Rankings, December 2018

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 2018
1-Month
0.99"
(25.15mm)
1.29"
(32.77mm)
-0.30"
(-7.62mm)
44th Driest Driest since: 2011 1930
81st Wettest Wettest since: 2017 1917
Nov–Dec 2018
2-Month
2.43"
(61.72mm)
2.57"
(65.28mm)
-0.14"
(-3.56mm)
57th Driest Driest since: 2016 1908
68th Wettest Wettest since: 2017 1927
Ties: 1988
Oct–Dec 2018
3-Month
3.77"
(95.76mm)
3.82"
(97.03mm)
-0.05"
(-1.27mm)
56th Driest Driest since: 2013 1907
69th Wettest Wettest since: 2017 1927
Sep–Dec 2018
4-Month
4.86"
(123.44mm)
5.28"
(134.11mm)
-0.42"
(-10.67mm)
44th Driest Driest since: 2012 1904
81st Wettest Wettest since: 2017 1946
Aug–Dec 2018
5-Month
5.91"
(150.11mm)
6.59"
(167.39mm)
-0.68"
(-17.28mm)
38th Driest Driest since: 2012 1904
87th Wettest Wettest since: 2017 1927
Jul–Dec 2018
6-Month
6.68"
(169.67mm)
8.17"
(207.52mm)
-1.49"
(-37.85mm)
22nd Driest Driest since: 2012 1904
103rd Wettest Wettest since: 2017 1927
Jun–Dec 2018
7-Month
10.31"
(261.87mm)
11.04"
(280.42mm)
-0.73"
(-18.55mm)
50th Driest Driest since: 2017 1904
75th Wettest Wettest since: 2016 1993
May–Dec 2018
8-Month
13.11"
(332.99mm)
13.45"
(341.63mm)
-0.34"
(-8.64mm)
55th Driest Driest since: 2017 1904
70th Wettest Wettest since: 2016 1927
Apr–Dec 2018
9-Month
15.27"
(387.86mm)
14.96"
(379.98mm)
0.31"
(7.88mm)
66th Driest Driest since: 2017 1904
59th Wettest Wettest since: 2016 1927
Mar–Dec 2018
10-Month
16.70"
(424.18mm)
16.24"
(412.50mm)
0.46"
(11.68mm)
68th Driest Driest since: 2017 1936
57th Wettest Wettest since: 2016 1927
Feb–Dec 2018
11-Month
18.82"
(478.03mm)
17.30"
(439.42mm)
1.52"
(38.61mm)
88th Driest Driest since: 2017 1931
37th Wettest Wettest since: 2016 1927
Jan–Dec 2018
12-Month
19.98"
(507.49mm)
18.65"
(473.71mm)
1.33"
(33.78mm)
79th Driest Driest since: 2017 1931
46th Wettest Wettest since: 2016 1927
Jul 2017–Dec 2018
18-Month
27.55"
(699.77mm)
26.84"
(681.74mm)
0.71"
(18.03mm)
73rd Driest Driest since: 2015 1936
51st Wettest Wettest since: 2017 1927
Jan 2017–Dec 2018
24-Month
37.41"
(950.21mm)
37.32"
(947.93mm)
0.09"
(2.28mm)
56th Driest Driest since: 2013 1935
68th Wettest Wettest since: 2017 2011
Jan 2016–Dec 2018
36-Month
58.58"
(1,487.93mm)
56.02"
(1,422.91mm)
2.56"
(65.02mm)
84th Driest Driest since: 2017 1936
39th Wettest Wettest since: 2016 1898
Jan 2015–Dec 2018
48-Month
75.46"
(1,916.68mm)
74.72"
(1,897.89mm)
0.74"
(18.79mm)
58th Driest Driest since: 2015 1937
64th Wettest Wettest since: 2017 1909
Jan 2014–Dec 2018
60-Month
97.06"
(2,465.32mm)
93.44"
(2,373.38mm)
3.62"
(91.94mm)
81st Driest Driest since: 2016 1937
40th Wettest Wettest since: 2017 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 8, 2019 from https://www.ncdc.noaa.gov/cag/