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 2019. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, August 1991

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 1991
1-Month
4.47"
(113.54mm)
4.59"
(116.59mm)
-0.12"
(-3.05mm)
71st Driest Driest since: 1988 2008
55th Wettest Wettest since: 1990 1967
Jul–Aug 1991
2-Month
9.79"
(248.67mm)
8.90"
(226.06mm)
0.89"
(22.61mm)
75th Driest Driest since: 1988 1966
51st Wettest Wettest since: 1990 1919
Jun–Aug 1991
3-Month
13.19"
(335.03mm)
12.54"
(318.52mm)
0.65"
(16.51mm)
74th Driest Driest since: 1990 1966
52nd Wettest Wettest since: 1989 2013
May–Aug 1991
4-Month
14.80"
(375.92mm)
16.10"
(408.94mm)
-1.30"
(-33.02mm)
48th Driest Driest since: 1987 1964
78th Wettest Wettest since: 1990 1919
Apr–Aug 1991
5-Month
17.97"
(456.44mm)
19.58"
(497.33mm)
-1.61"
(-40.89mm)
44th Driest Driest since: 1988 1957
82nd Wettest Wettest since: 1990 1919
Ties: 1988
Mar–Aug 1991
6-Month
23.44"
(595.38mm)
23.55"
(598.17mm)
-0.11"
(-2.79mm)
65th Driest Driest since: 1988 1930
61st Wettest Wettest since: 1990 1989
Feb–Aug 1991
7-Month
24.67"
(626.62mm)
26.60"
(675.64mm)
-1.93"
(-49.02mm)
47th Driest Driest since: 1987 1930
79th Wettest Wettest since: 1990 1958
Jan–Aug 1991
8-Month
29.39"
(746.51mm)
30.09"
(764.29mm)
-0.70"
(-17.78mm)
61st Driest Driest since: 1988 1930
65th Wettest Wettest since: 1990 1958
Dec 1990–Aug 1991
9-Month
33.48"
(850.39mm)
33.55"
(852.17mm)
-0.07"
(-1.78mm)
62nd Driest Driest since: 1988 1930
63rd Wettest Wettest since: 1990 1958
Nov 1990–Aug 1991
10-Month
35.09"
(891.29mm)
36.62"
(930.15mm)
-1.53"
(-38.86mm)
54th Driest Driest since: 1988 1977
71st Wettest Wettest since: 1990 1958
Oct 1990–Aug 1991
11-Month
37.73"
(958.34mm)
39.77"
(1,010.16mm)
-2.04"
(-51.82mm)
53rd Driest Driest since: 1988 1966
72nd Wettest Wettest since: 1990 1958
Sep 1990–Aug 1991
12-Month
39.84"
(1,011.94mm)
43.36"
(1,101.34mm)
-3.52"
(-89.40mm)
43rd Driest Driest since: 1987 1966
82nd Wettest Wettest since: 1990 1958
Mar 1990–Aug 1991
18-Month
66.85"
(1,697.99mm)
66.82"
(1,697.23mm)
0.03"
(0.76mm)
60th Driest Driest since: 1988 1966
65th Wettest Wettest since: 1990 1984
Sep 1989–Aug 1991
24-Month
86.36"
(2,193.54mm)
86.56"
(2,198.62mm)
-0.20"
(-5.08mm)
60th Driest Driest since: 1988 1966
64th Wettest Wettest since: 1990 2004
Sep 1988–Aug 1991
36-Month
139.87"
(3,552.70mm)
129.84"
(3,297.94mm)
10.03"
(254.76mm)
98th Driest Driest since: 1989 1966
25th Wettest Wettest since: 1990 2005
Sep 1987–Aug 1991
48-Month
180.52"
(4,585.21mm)
173.06"
(4,395.72mm)
7.46"
(189.49mm)
80th Driest Driest since: 1990 1966
42nd Wettest Wettest since: 1981 1939
Sep 1986–Aug 1991
60-Month
219.62"
(5,578.35mm)
216.24"
(5,492.50mm)
3.38"
(85.85mm)
64th Driest Driest since: 1990 1966
57th Wettest Wettest since: 1984 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 9, 2019 from https://www.ncdc.noaa.gov/cag/