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, January 1991

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
January 1991
1-Month
4.72"
(119.89mm)
3.49"
(88.65mm)
1.23"
(31.24mm)
107th Driest Driest since: 1990 1981
19th Wettest Wettest since: 1987 1937
Dec 1990–Jan 1991
2-Month
8.81"
(223.77mm)
6.95"
(176.53mm)
1.86"
(47.24mm)
103rd Driest Driest since: 1990 1981
22nd Wettest Wettest since: 1987 1978
Ties: 1946, 2015
Nov 1990–Jan 1991
3-Month
10.42"
(264.67mm)
10.02"
(254.51mm)
0.40"
(10.16mm)
72nd Driest Driest since: 1990 1981
53rd Wettest Wettest since: 1987 1978
Oct 1990–Jan 1991
4-Month
13.06"
(331.72mm)
13.17"
(334.52mm)
-0.11"
(-2.80mm)
69th Driest Driest since: 1990 2002
56th Wettest Wettest since: 1987 1978
Sep 1990–Jan 1991
5-Month
15.17"
(385.32mm)
16.76"
(425.70mm)
-1.59"
(-40.38mm)
42nd Driest Driest since: 1989 2002
83rd Wettest Wettest since: 1990 1936
Aug 1990–Jan 1991
6-Month
20.60"
(523.24mm)
21.35"
(542.29mm)
-0.75"
(-19.05mm)
55th Driest Driest since: 1989 1931
70th Wettest Wettest since: 1990 2010
Jul 1990–Jan 1991
7-Month
25.61"
(650.49mm)
25.63"
(651.00mm)
-0.02"
(-0.51mm)
60th Driest Driest since: 1989 1931
65th Wettest Wettest since: 1990 2010
Jun 1990–Jan 1991
8-Month
27.58"
(700.53mm)
29.26"
(743.20mm)
-1.68"
(-42.67mm)
47th Driest Driest since: 1989 1931
78th Wettest Wettest since: 1990 2010
May 1990–Jan 1991
9-Month
35.04"
(890.02mm)
32.81"
(833.37mm)
2.23"
(56.65mm)
81st Driest Driest since: 1989 1931
44th Wettest Wettest since: 1990 1949
Apr 1990–Jan 1991
10-Month
38.88"
(987.55mm)
36.27"
(921.26mm)
2.61"
(66.29mm)
85th Driest Driest since: 1989 1931
40th Wettest Wettest since: 1990 2010
Mar 1990–Jan 1991
11-Month
42.18"
(1,071.37mm)
40.22"
(1,021.59mm)
1.96"
(49.78mm)
77th Driest Driest since: 1989 1931
48th Wettest Wettest since: 1990 2010
Feb 1990–Jan 1991
12-Month
44.12"
(1,120.65mm)
43.29"
(1,099.57mm)
0.83"
(21.08mm)
69th Driest Driest since: 1989 1931
56th Wettest Wettest since: 1990 2019
Aug 1989–Jan 1991
18-Month
67.03"
(1,702.56mm)
64.54"
(1,639.32mm)
2.49"
(63.24mm)
76th Driest Driest since: 1989 1931
48th Wettest Wettest since: 1990 2004
Feb 1989–Jan 1991
24-Month
101.85"
(2,586.99mm)
86.54"
(2,198.12mm)
15.31"
(388.87mm)
117th Driest Driest since: 1990 1966
7th Wettest Wettest since: 1973 1936
Feb 1988–Jan 1991
36-Month
140.06"
(3,557.52mm)
129.80"
(3,296.92mm)
10.26"
(260.60mm)
98th Driest Driest since: 1990 1967
25th Wettest Wettest since: 1980 1937
Feb 1987–Jan 1991
48-Month
173.44"
(4,405.38mm)
173.07"
(4,395.98mm)
0.37"
(9.40mm)
56th Driest Driest since: 1990 1966
66th Wettest Wettest since: 1987 1937
Feb 1986–Jan 1991
60-Month
212.72"
(5,403.09mm)
216.19"
(5,491.23mm)
-3.47"
(-88.14mm)
37th Driest Driest since: 1990 1967
84th Wettest Wettest since: 1987 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 20, 2019 from https://www.ncdc.noaa.gov/cag/