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 January 2021. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, September 1915

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1915
1-Month
3.06"
(77.72mm)
1.24"
(31.50mm)
1.82"
(46.22mm)
123rd Driest Driest since: 1914 1979
4th Wettest Wettest to Date 1923
Aug–Sep 1915
2-Month
4.24"
(107.70mm)
2.31"
(58.67mm)
1.93"
(49.03mm)
124th Driest Driest since: 1914 2012
3rd Wettest Wettest to Date 1923
Jul–Sep 1915
3-Month
5.99"
(152.15mm)
3.59"
(91.19mm)
2.40"
(60.96mm)
122nd Driest Driest since: 1914 1964
5th Wettest Wettest since: 1912 1923
Jun–Sep 1915
4-Month
8.74"
(222.00mm)
5.43"
(137.92mm)
3.31"
(84.08mm)
125th Driest Driest since: 1914 2012
2nd Wettest Wettest to Date 1923
May–Sep 1915
5-Month
11.51"
(292.35mm)
7.64"
(194.06mm)
3.87"
(98.29mm)
126th Driest Driest since: 1914 1919
1st Wettest Wettest to Date 1915
Apr–Sep 1915
6-Month
13.45"
(341.63mm)
9.42"
(239.27mm)
4.03"
(102.36mm)
125th Driest Driest since: 1914 2012
2nd Wettest Wettest to Date 1941
Mar–Sep 1915
7-Month
14.67"
(372.62mm)
10.67"
(271.02mm)
4.00"
(101.60mm)
125th Driest Driest since: 1914 2012
2nd Wettest Wettest to Date 1941
Feb–Sep 1915
8-Month
15.56"
(395.22mm)
11.63"
(295.40mm)
3.93"
(99.82mm)
124th Driest Driest since: 1914 2012
3rd Wettest Wettest to Date 1945
Jan–Sep 1915
9-Month
16.47"
(418.34mm)
12.70"
(322.58mm)
3.77"
(95.76mm)
126th Driest Driest since: 1914 1919
1st Wettest Wettest to Date 1915, 1945
Ties: 1945
Dec 1914–Sep 1915
10-Month
16.87"
(428.50mm)
13.71"
(348.23mm)
3.16"
(80.27mm)
117th Driest Driest since: 1914 1919
9th Wettest Wettest to Date 1923
Nov 1914–Sep 1915
11-Month
16.99"
(431.55mm)
14.74"
(374.40mm)
2.25"
(57.15mm)
108th Driest Driest since: 1914 1919
18th Wettest Wettest since: 1912 1923
Oct 1914–Sep 1915
12-Month
18.48"
(469.39mm)
15.94"
(404.88mm)
2.54"
(64.51mm)
108th Driest Driest since: 1914 1919
18th Wettest Wettest since: 1912 1995
Apr 1914–Sep 1915
18-Month
26.67"
(677.42mm)
25.35"
(643.89mm)
1.32"
(33.53mm)
86th Driest Driest since: 1914 1911
40th Wettest Wettest since: 1909 1945
Oct 1913–Sep 1915
24-Month
32.95"
(836.93mm)
31.88"
(809.75mm)
1.07"
(27.18mm)
74th Driest Driest since: 1914 2002
51st Wettest Wettest since: 1913 1998
Oct 1912–Sep 1915
36-Month
47.37"
(1,203.20mm)
47.81"
(1,214.37mm)
-0.44"
(-11.17mm)
62nd Driest Driest since: 1913 2002
62nd Wettest Wettest since: 1914 1997
Oct 1911–Sep 1915
48-Month
66.52"
(1,689.61mm)
63.72"
(1,618.49mm)
2.80"
(71.12mm)
85th Driest Driest since: 1914 2003
38th Wettest Wettest since: 1909 1998
Oct 1910–Sep 1915
60-Month
79.16"
(2,010.66mm)
79.56"
(2,020.82mm)
-0.40"
(-10.16mm)
63rd Driest Driest since: 1914 2004
59th Wettest Wettest since: 1910 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on February 24, 2021 from https://www.ncdc.noaa.gov/cag/