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 August 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, July 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
July 1940
1-Month
2.50"
(63.50mm)
2.78"
(70.61mm)
-0.28"
(-7.11mm)
22nd Driest Driest since: 1939 1930
105th Wettest Wettest since: 1938 1950, 1958
Jun–Jul 1940
2-Month
5.48"
(139.19mm)
5.70"
(144.78mm)
-0.22"
(-5.59mm)
40th Driest Driest since: 1936 1930
87th Wettest Wettest since: 1939 1928
May–Jul 1940
3-Month
7.70"
(195.58mm)
8.62"
(218.95mm)
-0.92"
(-23.37mm)
23rd Driest Driest since: 1936 1988
104th Wettest Wettest since: 1939 2015
Apr–Jul 1940
4-Month
10.74"
(272.80mm)
11.13"
(282.70mm)
-0.39"
(-9.90mm)
40th Driest Driest since: 1939 1934
87th Wettest Wettest since: 1938 2015
Ties: 1937
Mar–Jul 1940
5-Month
13.01"
(330.45mm)
13.64"
(346.46mm)
-0.63"
(-16.01mm)
34th Driest Driest since: 1939 1936
93rd Wettest Wettest since: 1938 1973
Ties: 1987
Feb–Jul 1940
6-Month
15.99"
(406.15mm)
15.78"
(400.81mm)
0.21"
(5.34mm)
64th Driest Driest since: 1939 1934
63rd Wettest Wettest since: 1938 2019
Jan–Jul 1940
7-Month
17.92"
(455.17mm)
18.09"
(459.49mm)
-0.17"
(-4.32mm)
54th Driest Driest since: 1939 1934
73rd Wettest Wettest since: 1938 2019
Dec 1939–Jul 1940
8-Month
19.80"
(502.92mm)
20.44"
(519.18mm)
-0.64"
(-16.26mm)
41st Driest Driest since: 1939 1931
85th Wettest Wettest since: 1938 2019
Nov 1939–Jul 1940
9-Month
20.79"
(528.07mm)
22.66"
(575.56mm)
-1.87"
(-47.49mm)
22nd Driest Driest since: 1936 1934
104th Wettest Wettest since: 1939 2019
Oct 1939–Jul 1940
10-Month
22.39"
(568.71mm)
24.83"
(630.68mm)
-2.44"
(-61.97mm)
15th Driest Driest since: 1936 1934
111th Wettest Wettest since: 1939 2019
Sep 1939–Jul 1940
11-Month
24.01"
(609.85mm)
27.33"
(694.18mm)
-3.32"
(-84.33mm)
10th Driest Driest since: 1936 1934
116th Wettest Wettest since: 1939 2019
Aug 1939–Jul 1940
12-Month
26.72"
(678.69mm)
29.95"
(760.73mm)
-3.23"
(-82.04mm)
10th Driest Driest since: 1936 1918
116th Wettest Wettest since: 1939 2019
Feb 1939–Jul 1940
18-Month
41.76"
(1,060.70mm)
45.74"
(1,161.80mm)
-3.98"
(-101.10mm)
11th Driest Driest since: 1934 1931
115th Wettest Wettest since: 1939 2019
Aug 1938–Jul 1940
24-Month
53.78"
(1,366.01mm)
59.92"
(1,521.97mm)
-6.14"
(-155.96mm)
6th Driest Driest since: 1931 1918
119th Wettest Wettest since: 1939 2020
Aug 1937–Jul 1940
36-Month
85.74"
(2,177.80mm)
89.88"
(2,282.95mm)
-4.14"
(-105.15mm)
22nd Driest Driest since: 1936 1956
102nd Wettest Wettest since: 1939 2019
Aug 1936–Jul 1940
48-Month
115.71"
(2,939.03mm)
119.78"
(3,042.41mm)
-4.07"
(-103.38mm)
27th Driest Driest since: 1939 1956
96th Wettest Wettest since: 1938 2019
Aug 1935–Jul 1940
60-Month
142.13"
(3,610.10mm)
149.64"
(3,800.86mm)
-7.51"
(-190.76mm)
10th Driest Driest since: 1937 1934
112th Wettest Wettest since: 1939 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2020, retrieved on September 29, 2020 from https://www.ncdc.noaa.gov/cag/