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 2021. For more information, please see Climatological Rankings.


Wyoming

Precipitation Rankings, September 1895

View Period (Months):All123456789
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1895
1-Month
0.75"
(19.05mm)
1.24"
(31.50mm)
-0.49"
(-12.45mm)
32nd Driest Driest to Date 1979
96th Wettest Wettest to Date 1923
Ties: 1937
Aug–Sep 1895
2-Month
1.32"
(33.53mm)
2.31"
(58.67mm)
-0.99"
(-25.14mm)
16th Driest Driest to Date 2012
112th Wettest Wettest to Date 1923
Ties: 1932
Jul–Sep 1895
3-Month
2.31"
(58.67mm)
3.59"
(91.19mm)
-1.28"
(-32.52mm)
14th Driest Driest to Date 1964
114th Wettest Wettest to Date 1923
Jun–Sep 1895
4-Month
4.72"
(119.89mm)
5.43"
(137.92mm)
-0.71"
(-18.03mm)
50th Driest Driest to Date 2012
78th Wettest Wettest to Date 1923
Ties: 2018
May–Sep 1895
5-Month
7.19"
(182.63mm)
7.64"
(194.06mm)
-0.45"
(-11.43mm)
54th Driest Driest to Date 1919
74th Wettest Wettest to Date 1915
Apr–Sep 1895
6-Month
8.35"
(212.09mm)
9.42"
(239.27mm)
-1.07"
(-27.18mm)
39th Driest Driest to Date 2012
89th Wettest Wettest to Date 1941
Mar–Sep 1895
7-Month
10.02"
(254.51mm)
10.67"
(271.02mm)
-0.65"
(-16.51mm)
48th Driest Driest to Date 2012
80th Wettest Wettest to Date 1941
Feb–Sep 1895
8-Month
10.99"
(279.15mm)
11.63"
(295.40mm)
-0.64"
(-16.25mm)
48th Driest Driest to Date 2012
80th Wettest Wettest to Date 1945
Jan–Sep 1895
9-Month
13.17"
(334.52mm)
12.70"
(322.58mm)
0.47"
(11.94mm)
77th Driest Driest to Date 1919
51st Wettest Wettest to Date 1915, 1945

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2022, retrieved on January 25, 2022 from https://www.ncdc.noaa.gov/cag/