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 September 2019. For more information, please see Climatological Rankings.


Idaho

Precipitation Rankings, May 1921

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
May 1921
1-Month
3.43"
(87.12mm)
2.12"
(53.85mm)
1.31"
(33.27mm)
116th Driest Driest since: 1920 1924
10th Wettest Wettest since: 1915 1915
Apr–May 1921
2-Month
6.32"
(160.53mm)
4.06"
(103.12mm)
2.26"
(57.41mm)
119th Driest Driest since: 1920 1924
7th Wettest Wettest since: 1915 1915
Mar–May 1921
3-Month
8.68"
(220.47mm)
6.39"
(162.31mm)
2.29"
(58.16mm)
116th Driest Driest since: 1920 1924
10th Wettest Wettest since: 1904 2011
Ties: 1991
Feb–May 1921
4-Month
10.94"
(277.88mm)
8.84"
(224.54mm)
2.10"
(53.34mm)
112th Driest Driest since: 1920 1924
14th Wettest Wettest since: 1917 1904
Jan–May 1921
5-Month
14.53"
(369.06mm)
11.87"
(301.50mm)
2.66"
(67.56mm)
108th Driest Driest since: 1920 1924
18th Wettest Wettest since: 1916 2017
Dec 1920–May 1921
6-Month
17.96"
(456.18mm)
14.77"
(375.16mm)
3.19"
(81.02mm)
111th Driest Driest since: 1920 1992
14th Wettest Wettest since: 1907 1997
Nov 1920–May 1921
7-Month
20.80"
(528.32mm)
17.47"
(443.74mm)
3.33"
(84.58mm)
106th Driest Driest since: 1920 1977
19th Wettest Wettest since: 1907 1997
Oct 1920–May 1921
8-Month
23.96"
(608.58mm)
19.21"
(487.93mm)
4.75"
(120.65mm)
117th Driest Driest since: 1920 1977
8th Wettest Wettest to Date 2017
Sep 1920–May 1921
9-Month
25.79"
(655.07mm)
20.42"
(518.67mm)
5.37"
(136.40mm)
120th Driest Driest since: 1920 1977
5th Wettest Wettest to Date 2017
Aug 1920–May 1921
10-Month
26.90"
(683.26mm)
21.26"
(540.00mm)
5.64"
(143.26mm)
120th Driest Driest since: 1920 1977
5th Wettest Wettest to Date 2017
Jul 1920–May 1921
11-Month
27.34"
(694.44mm)
22.09"
(561.09mm)
5.25"
(133.35mm)
117th Driest Driest since: 1920 1977
8th Wettest Wettest to Date 1996
Jun 1920–May 1921
12-Month
28.66"
(727.96mm)
23.89"
(606.81mm)
4.77"
(121.15mm)
113th Driest Driest since: 1920 1977
12th Wettest Wettest to Date 1996
Dec 1919–May 1921
18-Month
40.83"
(1,037.08mm)
38.65"
(981.71mm)
2.18"
(55.37mm)
91st Driest Driest since: 1920 1988
33rd Wettest Wettest since: 1917 1996
Jun 1919–May 1921
24-Month
47.68"
(1,211.07mm)
47.79"
(1,213.87mm)
-0.11"
(-2.80mm)
64th Driest Driest since: 1920 2001
60th Wettest Wettest since: 1917 1997
Jun 1918–May 1921
36-Month
68.89"
(1,749.81mm)
71.62"
(1,819.15mm)
-2.73"
(-69.34mm)
47th Driest Driest since: 1920 1931
76th Wettest Wettest since: 1918 1998
Jun 1917–May 1921
48-Month
89.98"
(2,285.49mm)
95.42"
(2,423.67mm)
-5.44"
(-138.18mm)
30th Driest Driest since: 1920 1937
92nd Wettest Wettest since: 1919 1999
Jun 1916–May 1921
60-Month
115.06"
(2,922.52mm)
119.20"
(3,027.68mm)
-4.14"
(-105.16mm)
38th Driest Driest since: 1920 1937
83rd Wettest Wettest since: 1919 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/