Climate at a Glance

Regional 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.


Upper Midwest Climate Region

Precipitation Rankings, August 2018

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 2018
1-Month
4.81"
(122.17mm)
3.53"
(89.66mm)
1.28"
(32.51mm)
109th Driest Driest since: 2017 1930
17th Wettest Wettest since: 2016 1980
Jul–Aug 2018
2-Month
8.26"
(209.80mm)
7.10"
(180.34mm)
1.16"
(29.46mm)
96th Driest Driest since: 2017 1930
30th Wettest Wettest since: 2016 1993
Jun–Aug 2018
3-Month
13.71"
(348.23mm)
11.16"
(283.46mm)
2.55"
(64.77mm)
116th Driest Driest since: 2017 1910
10th Wettest Wettest since: 2016 1993
May–Aug 2018
4-Month
17.68"
(449.07mm)
14.57"
(370.08mm)
3.11"
(78.99mm)
115th Driest Driest since: 2017 1910
11th Wettest Wettest since: 2016 1993
Apr–Aug 2018
5-Month
19.63"
(498.60mm)
17.07"
(433.58mm)
2.56"
(65.02mm)
107th Driest Driest since: 2017 1936
19th Wettest Wettest since: 2016 1993
Mar–Aug 2018
6-Month
20.98"
(532.89mm)
18.78"
(477.01mm)
2.20"
(55.88mm)
97th Driest Driest since: 2015 1910
29th Wettest Wettest since: 2017 1993
Feb–Aug 2018
7-Month
22.66"
(575.56mm)
19.81"
(503.17mm)
2.85"
(72.39mm)
104th Driest Driest since: 2015 1910
22nd Wettest Wettest since: 2017 1993
Jan–Aug 2018
8-Month
23.74"
(603.00mm)
20.95"
(532.13mm)
2.79"
(70.87mm)
109th Driest Driest since: 2015 1910
17th Wettest Wettest since: 2017 1993
Ties: 1998
Dec 2017–Aug 2018
9-Month
24.73"
(628.14mm)
22.19"
(563.63mm)
2.54"
(64.51mm)
99th Driest Driest since: 2015 1934
26th Wettest Wettest since: 2017 1993
Nov 2017–Aug 2018
10-Month
25.81"
(655.57mm)
24.02"
(610.11mm)
1.79"
(45.46mm)
85th Driest Driest since: 2015 1934
40th Wettest Wettest since: 2017 1993
Oct 2017–Aug 2018
11-Month
30.51"
(774.95mm)
26.33"
(668.78mm)
4.18"
(106.17mm)
111th Driest Driest since: 2015 1934
14th Wettest Wettest since: 2017 1993
Sep 2017–Aug 2018
12-Month
33.02"
(838.71mm)
29.71"
(754.63mm)
3.31"
(84.08mm)
98th Driest Driest since: 2015 1934
27th Wettest Wettest since: 2017 1993
Mar 2017–Aug 2018
18-Month
54.44"
(1,382.78mm)
48.48"
(1,231.39mm)
5.96"
(151.39mm)
108th Driest Driest since: 2015 1934
17th Wettest Wettest since: 2017 2019
Sep 2016–Aug 2018
24-Month
68.76"
(1,746.50mm)
59.43"
(1,509.52mm)
9.33"
(236.98mm)
117th Driest Driest since: 2016 1934
7th Wettest Wettest since: 2017 2017
Sep 2015–Aug 2018
36-Month
106.28"
(2,699.51mm)
89.11"
(2,263.39mm)
17.17"
(436.12mm)
121st Driest Driest since: 2017 1931
2nd Wettest Wettest to Date 2019
Sep 2014–Aug 2018
48-Month
137.23"
(3,485.64mm)
118.74"
(3,016.00mm)
18.49"
(469.64mm)
119th Driest Driest since: 2016 1936
3rd Wettest Wettest since: 2017 2019
Sep 2013–Aug 2018
60-Month
171.79"
(4,363.47mm)
148.38"
(3,768.85mm)
23.41"
(594.62mm)
119th Driest Driest since: 2017 1934
2nd Wettest Wettest to Date 2019

Citing This Page

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