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 2019. For more information, please see Climatological Rankings.


Idaho

Precipitation Rankings, October 2018

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
October 2018
1-Month
1.94"
(49.28mm)
1.74"
(44.20mm)
0.20"
(5.08mm)
73rd Driest Driest since: 2017 1978
53rd Wettest Wettest since: 2016 2016
Sep–Oct 2018
2-Month
2.10"
(53.34mm)
2.95"
(74.93mm)
-0.85"
(-21.59mm)
31st Driest Driest since: 2008 1987
95th Wettest Wettest since: 2017 1940
Aug–Oct 2018
3-Month
2.63"
(66.80mm)
3.79"
(96.27mm)
-1.16"
(-29.47mm)
22nd Driest Driest since: 2008 1952
104th Wettest Wettest since: 2017 1940
Ties: 2008
Jul–Oct 2018
4-Month
2.75"
(69.85mm)
4.62"
(117.35mm)
-1.87"
(-47.50mm)
10th Driest Driest since: 2002 1952
116th Wettest Wettest since: 2017 1982
Jun–Oct 2018
5-Month
4.39"
(111.51mm)
6.42"
(163.07mm)
-2.03"
(-51.56mm)
19th Driest Driest since: 2008 1935
107th Wettest Wettest since: 2017 1923
Ties: 1910
May–Oct 2018
6-Month
6.86"
(174.24mm)
8.55"
(217.17mm)
-1.69"
(-42.93mm)
29th Driest Driest since: 2008 1935
97th Wettest Wettest since: 2017 1908
Apr–Oct 2018
7-Month
9.40"
(238.76mm)
10.49"
(266.45mm)
-1.09"
(-27.69mm)
42nd Driest Driest since: 2008 1966
84th Wettest Wettest since: 2017 1923
Mar–Oct 2018
8-Month
12.15"
(308.61mm)
12.81"
(325.37mm)
-0.66"
(-16.76mm)
45th Driest Driest since: 2015 1924
81st Wettest Wettest since: 2017 1995
Feb–Oct 2018
9-Month
14.48"
(367.79mm)
15.27"
(387.86mm)
-0.79"
(-20.07mm)
51st Driest Driest since: 2015 1966
75th Wettest Wettest since: 2017 1982
Jan–Oct 2018
10-Month
17.26"
(438.40mm)
18.29"
(464.57mm)
-1.03"
(-26.17mm)
42nd Driest Driest since: 2015 1924
84th Wettest Wettest since: 2017 1982
Dec 2017–Oct 2018
11-Month
19.50"
(495.30mm)
21.20"
(538.48mm)
-1.70"
(-43.18mm)
41st Driest Driest since: 2015 1931
84th Wettest Wettest since: 2017 1997
Nov 2017–Oct 2018
12-Month
23.05"
(585.47mm)
23.89"
(606.81mm)
-0.84"
(-21.34mm)
52nd Driest Driest since: 2015 1931
73rd Wettest Wettest since: 2017 1997
May 2017–Oct 2018
18-Month
30.76"
(781.30mm)
32.44"
(823.98mm)
-1.68"
(-42.68mm)
49th Driest Driest since: 2015 1929
76th Wettest Wettest since: 2017 1982
Nov 2016–Oct 2018
24-Month
51.19"
(1,300.23mm)
47.77"
(1,213.36mm)
3.42"
(86.87mm)
101st Driest Driest since: 2016 1988
23rd Wettest Wettest since: 2017 1997
Nov 2015–Oct 2018
36-Month
78.04"
(1,982.22mm)
71.63"
(1,819.40mm)
6.41"
(162.82mm)
108th Driest Driest since: 2017 1931
15th Wettest Wettest since: 1999 1997
Nov 2014–Oct 2018
48-Month
100.11"
(2,542.79mm)
95.45"
(2,424.43mm)
4.66"
(118.36mm)
93rd Driest Driest since: 2016 1931
29th Wettest Wettest since: 2017 1998
Nov 2013–Oct 2018
60-Month
123.44"
(3,135.38mm)
119.22"
(3,028.19mm)
4.22"
(107.19mm)
91st Driest Driest since: 2017 1935
30th Wettest Wettest since: 2000 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 20, 2020 from https://www.ncdc.noaa.gov/cag/