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.


Idaho

Precipitation Rankings, April 1940

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
April 1940
1-Month
2.74"
(69.60mm)
1.94"
(49.28mm)
0.80"
(20.32mm)
106th Driest Driest since: 1939 1977
20th Wettest Wettest since: 1935 1965
Mar–Apr 1940
2-Month
5.87"
(149.10mm)
4.26"
(108.20mm)
1.61"
(40.90mm)
113th Driest Driest since: 1939 1924
13th Wettest Wettest since: 1938 1904
Feb–Apr 1940
3-Month
10.68"
(271.27mm)
6.72"
(170.69mm)
3.96"
(100.58mm)
123rd Driest Driest since: 1939 1977
3rd Wettest Wettest since: 1904 1904
Jan–Apr 1940
4-Month
14.22"
(361.19mm)
9.74"
(247.40mm)
4.48"
(113.79mm)
123rd Driest Driest since: 1939 1977
3rd Wettest Wettest since: 1904 2017
Dec 1939–Apr 1940
5-Month
17.10"
(434.34mm)
12.65"
(321.31mm)
4.45"
(113.03mm)
119th Driest Driest since: 1939 1977
6th Wettest Wettest since: 1907 1997
Nov 1939–Apr 1940
6-Month
17.43"
(442.72mm)
15.34"
(389.64mm)
2.09"
(53.08mm)
95th Driest Driest since: 1939 1977
30th Wettest Wettest since: 1938 1997
Ties: 1983
Oct 1939–Apr 1940
7-Month
19.12"
(485.65mm)
17.09"
(434.09mm)
2.03"
(51.56mm)
92nd Driest Driest since: 1939 1977
33rd Wettest Wettest since: 1938 2017
Sep 1939–Apr 1940
8-Month
20.22"
(513.59mm)
18.29"
(464.57mm)
1.93"
(49.02mm)
92nd Driest Driest since: 1939 1977
33rd Wettest Wettest since: 1938 2017
Aug 1939–Apr 1940
9-Month
20.51"
(520.95mm)
19.14"
(486.16mm)
1.37"
(34.79mm)
89th Driest Driest since: 1939 1977
36th Wettest Wettest since: 1938 2017
Jul 1939–Apr 1940
10-Month
21.31"
(541.27mm)
19.97"
(507.24mm)
1.34"
(34.03mm)
89th Driest Driest since: 1939 1977
36th Wettest Wettest since: 1938 2017
Jun 1939–Apr 1940
11-Month
22.63"
(574.80mm)
21.77"
(552.96mm)
0.86"
(21.84mm)
84th Driest Driest since: 1939 1977
41st Wettest Wettest since: 1938 1965
May 1939–Apr 1940
12-Month
23.73"
(602.74mm)
23.89"
(606.81mm)
-0.16"
(-4.07mm)
70th Driest Driest since: 1939 1977
55th Wettest Wettest since: 1938 1996
Nov 1938–Apr 1940
18-Month
34.99"
(888.75mm)
39.23"
(996.44mm)
-4.24"
(-107.69mm)
25th Driest Driest since: 1937 1988
99th Wettest Wettest since: 1939 1997
May 1938–Apr 1940
24-Month
45.07"
(1,144.78mm)
47.79"
(1,213.87mm)
-2.72"
(-69.09mm)
46th Driest Driest since: 1937 1930
78th Wettest Wettest since: 1939 1997
May 1937–Apr 1940
36-Month
70.84"
(1,799.34mm)
71.60"
(1,818.64mm)
-0.76"
(-19.30mm)
58th Driest Driest since: 1939 1931
65th Wettest Wettest since: 1929 1984
May 1936–Apr 1940
48-Month
90.16"
(2,290.06mm)
95.40"
(2,423.16mm)
-5.24"
(-133.10mm)
30th Driest Driest since: 1939 1932
92nd Wettest Wettest since: 1930 1999
May 1935–Apr 1940
60-Month
110.18"
(2,798.57mm)
119.18"
(3,027.17mm)
-9.00"
(-228.60mm)
16th Driest Driest since: 1939 2004
105th Wettest Wettest since: 1931 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 17, 2019 from https://www.ncdc.noaa.gov/cag/