Climate at a Glance

National 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 July 2022. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, September 1984

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1984
1-Month
1.91"
(48.51mm)
2.49"
(63.25mm)
-0.58"
(-14.74mm)
12th Driest Driest since: 1956 1956
116th Wettest Wettest since: 1983 1986
Aug–Sep 1984
2-Month
4.34"
(110.24mm)
5.11"
(129.79mm)
-0.77"
(-19.55mm)
13th Driest Driest since: 1956 1956
115th Wettest Wettest since: 1983 1977
Jul–Sep 1984
3-Month
7.17"
(182.12mm)
7.88"
(200.15mm)
-0.71"
(-18.03mm)
19th Driest Driest since: 1983 1930
109th Wettest Wettest since: 1982 1915
Ties: 1937
Jun–Sep 1984
4-Month
10.10"
(256.54mm)
10.81"
(274.57mm)
-0.71"
(-18.03mm)
27th Driest Driest since: 1983 1930
101st Wettest Wettest since: 1982 1915
May–Sep 1984
5-Month
13.25"
(336.55mm)
13.72"
(348.49mm)
-0.47"
(-11.94mm)
43rd Driest Driest since: 1983 1956
85th Wettest Wettest since: 1982 1915
Apr–Sep 1984
6-Month
16.20"
(411.48mm)
16.24"
(412.50mm)
-0.04"
(-1.02mm)
60th Driest Driest since: 1980 1956
68th Wettest Wettest since: 1983 1915
Mar–Sep 1984
7-Month
18.95"
(481.33mm)
18.75"
(476.25mm)
0.20"
(5.08mm)
65th Driest Driest since: 1980 1956
63rd Wettest Wettest since: 1983 1973
Ties: 1978
Feb–Sep 1984
8-Month
21.06"
(534.92mm)
20.88"
(530.35mm)
0.18"
(4.57mm)
66th Driest Driest since: 1980 1930
62nd Wettest Wettest since: 1983 2019
Ties: 1951
Jan–Sep 1984
9-Month
22.41"
(569.21mm)
23.20"
(589.28mm)
-0.79"
(-20.07mm)
37th Driest Driest since: 1976 1934
91st Wettest Wettest since: 1983 2019
Dec 1983–Sep 1984
10-Month
25.85"
(656.59mm)
25.54"
(648.72mm)
0.31"
(7.87mm)
67th Driest Driest since: 1981 1931
60th Wettest Wettest since: 1983 2019
Nov 1983–Sep 1984
11-Month
29.77"
(756.16mm)
27.77"
(705.36mm)
2.00"
(50.80mm)
102nd Driest Driest since: 1982 1934
25th Wettest Wettest since: 1983 2019
Oct 1983–Sep 1984
12-Month
32.38"
(822.45mm)
29.94"
(760.48mm)
2.44"
(61.97mm)
110th Driest Driest since: 1982 1934
17th Wettest Wettest since: 1983 2019
Apr 1983–Sep 1984
18-Month
48.71"
(1,237.23mm)
46.20"
(1,173.48mm)
2.51"
(63.75mm)
99th Driest Driest since: 1981 1931
28th Wettest Wettest since: 1983 2019
Ties: 1946
Oct 1982–Sep 1984
24-Month
66.25"
(1,682.75mm)
59.92"
(1,521.97mm)
6.33"
(160.78mm)
119th Driest Driest since: 1983 1918
7th Wettest Wettest since: 1974 2020
Oct 1981–Sep 1984
36-Month
98.55"
(2,503.17mm)
89.87"
(2,282.70mm)
8.68"
(220.47mm)
116th Driest Driest since: 1983 1956
9th Wettest Wettest since: 1975 2019
Oct 1980–Sep 1984
48-Month
126.19"
(3,205.23mm)
119.78"
(3,042.41mm)
6.41"
(162.82mm)
105th Driest Driest since: 1983 1956
19th Wettest Wettest since: 1976 2019
Oct 1979–Sep 1984
60-Month
155.66"
(3,953.76mm)
149.66"
(3,801.36mm)
6.00"
(152.40mm)
100th Driest Driest since: 1982 1956
23rd Wettest Wettest since: 1983 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2022, retrieved on August 10, 2022 from https://www.ncei.noaa.gov/cag/