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


Delaware

Precipitation Rankings, September 1966

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1966
1-Month
6.11"
(155.19mm)
3.60"
(91.44mm)
2.51"
(63.75mm)
115th Driest Driest since: 1965 1941
13th Wettest Wettest since: 1960 1935
Aug–Sep 1966
2-Month
7.30"
(185.42mm)
8.19"
(208.03mm)
-0.89"
(-22.61mm)
51st Driest Driest since: 1964 2005
77th Wettest Wettest since: 1965 1928
Jul–Sep 1966
3-Month
9.20"
(233.68mm)
12.50"
(317.50mm)
-3.30"
(-83.82mm)
24th Driest Driest since: 1962 1968
104th Wettest Wettest since: 1965 1938
Jun–Sep 1966
4-Month
12.25"
(311.15mm)
16.14"
(409.96mm)
-3.89"
(-98.81mm)
23rd Driest Driest since: 1964 1968
105th Wettest Wettest since: 1965 1938
May–Sep 1966
5-Month
16.40"
(416.56mm)
19.70"
(500.38mm)
-3.30"
(-83.82mm)
33rd Driest Driest since: 1965 1964
95th Wettest Wettest since: 1961 1989
Apr–Sep 1966
6-Month
20.35"
(516.89mm)
23.18"
(588.77mm)
-2.83"
(-71.88mm)
32nd Driest Driest since: 1965 1986
96th Wettest Wettest since: 1961 1989
Ties: 1895
Mar–Sep 1966
7-Month
21.87"
(555.50mm)
27.16"
(689.86mm)
-5.29"
(-134.36mm)
16th Driest Driest since: 1964 1986
112th Wettest Wettest since: 1965 1989
Feb–Sep 1966
8-Month
25.52"
(648.21mm)
30.20"
(767.08mm)
-4.68"
(-118.87mm)
23rd Driest Driest since: 1965 1930
105th Wettest Wettest since: 1961 1989
Jan–Sep 1966
9-Month
28.84"
(732.54mm)
33.69"
(855.73mm)
-4.85"
(-123.19mm)
23rd Driest Driest since: 1965 1930
105th Wettest Wettest since: 1961 1989
Dec 1965–Sep 1966
10-Month
29.76"
(755.90mm)
37.15"
(943.61mm)
-7.39"
(-187.71mm)
13th Driest Driest since: 1957 1986
114th Wettest Wettest since: 1965 1958
Nov 1965–Sep 1966
11-Month
30.59"
(776.99mm)
40.22"
(1,021.59mm)
-9.63"
(-244.60mm)
5th Driest Driest since: 1930 1930
122nd Wettest Wettest since: 1965 1958
Oct 1965–Sep 1966
12-Month
31.87"
(809.50mm)
43.37"
(1,101.60mm)
-11.50"
(-292.10mm)
4th Driest Driest since: 1930 1986
123rd Wettest Wettest since: 1965 2003
Apr 1965–Sep 1966
18-Month
50.15"
(1,273.81mm)
66.48"
(1,688.59mm)
-16.33"
(-414.78mm)
1st Driest Driest to Date 1966
126th Wettest Wettest since: 1965 2010
Oct 1964–Sep 1966
24-Month
66.32"
(1,684.53mm)
86.63"
(2,200.40mm)
-20.31"
(-515.87mm)
1st Driest Driest to Date 1966
125th Wettest Wettest since: 1965 2004
Oct 1963–Sep 1966
36-Month
102.97"
(2,615.44mm)
129.92"
(3,299.97mm)
-26.95"
(-684.53mm)
1st Driest Driest to Date 1966
124th Wettest Wettest since: 1965 1935
Oct 1962–Sep 1966
48-Month
140.20"
(3,561.08mm)
173.15"
(4,398.01mm)
-32.95"
(-836.93mm)
1st Driest Driest to Date 1966
123rd Wettest Wettest since: 1965 1936
Oct 1961–Sep 1966
60-Month
179.36"
(4,555.74mm)
216.34"
(5,495.04mm)
-36.98"
(-939.30mm)
1st Driest Driest to Date 1966
122nd Wettest Wettest since: 1965 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 5, 2021 from https://www.ncdc.noaa.gov/cag/