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, December 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
(1895-2018)
Wettest/Driest
Since
Record
December 1991
1-Month
4.86"
(123.44mm)
3.46"
(87.88mm)
1.40"
(35.56mm)
103rd Driest Driest since: 1990 1955
22nd Wettest Wettest since: 1986 1996, 2009
Nov–Dec 1991
2-Month
5.76"
(146.30mm)
6.53"
(165.86mm)
-0.77"
(-19.56mm)
52nd Driest Driest since: 1990 1965
73rd Wettest Wettest since: 1987 1977
Oct–Dec 1991
3-Month
8.13"
(206.50mm)
9.66"
(245.36mm)
-1.53"
(-38.86mm)
34th Driest Driest since: 1985 1965
91st Wettest Wettest since: 1990 2009
Sep–Dec 1991
4-Month
12.45"
(316.23mm)
13.26"
(336.80mm)
-0.81"
(-20.57mm)
50th Driest Driest since: 1990 2001
75th Wettest Wettest since: 1989 2009
Ties: 1910
Aug–Dec 1991
5-Month
16.92"
(429.77mm)
17.85"
(453.39mm)
-0.93"
(-23.62mm)
52nd Driest Driest since: 1990 1930
73rd Wettest Wettest since: 1989 2009
Jul–Dec 1991
6-Month
22.24"
(564.90mm)
22.16"
(562.86mm)
0.08"
(2.04mm)
64th Driest Driest since: 1990 1930
61st Wettest Wettest since: 1989 2009
Jun–Dec 1991
7-Month
25.64"
(651.26mm)
25.80"
(655.32mm)
-0.16"
(-4.06mm)
62nd Driest Driest since: 1990 1930
63rd Wettest Wettest since: 1989 2009
May–Dec 1991
8-Month
27.25"
(692.15mm)
29.36"
(745.74mm)
-2.11"
(-53.59mm)
45th Driest Driest since: 1988 1930
80th Wettest Wettest since: 1990 2009
Apr–Dec 1991
9-Month
30.42"
(772.67mm)
32.84"
(834.14mm)
-2.42"
(-61.47mm)
41st Driest Driest since: 1988 1930
84th Wettest Wettest since: 1990 2009
Mar–Dec 1991
10-Month
35.89"
(911.61mm)
36.81"
(934.97mm)
-0.92"
(-23.36mm)
54th Driest Driest since: 1988 1930
71st Wettest Wettest since: 1990 2009
Feb–Dec 1991
11-Month
37.12"
(942.85mm)
39.86"
(1,012.44mm)
-2.74"
(-69.59mm)
42nd Driest Driest since: 1988 1930
83rd Wettest Wettest since: 1990 2018
Jan–Dec 1991
12-Month
41.84"
(1,062.74mm)
43.35"
(1,101.09mm)
-1.51"
(-38.35mm)
55th Driest Driest since: 1988 1930
70th Wettest Wettest since: 1990 1948
Jul 1990–Dec 1991
18-Month
62.73"
(1,593.34mm)
65.49"
(1,663.45mm)
-2.76"
(-70.11mm)
45th Driest Driest since: 1988 1930
79th Wettest Wettest since: 1990 2003
Jan 1990–Dec 1991
24-Month
84.87"
(2,155.70mm)
86.64"
(2,200.66mm)
-1.77"
(-44.96mm)
51st Driest Driest since: 1988 1965
73rd Wettest Wettest since: 1990 2018
Jan 1989–Dec 1991
36-Month
141.63"
(3,597.40mm)
129.86"
(3,298.44mm)
11.77"
(298.96mm)
105th Driest Driest since: 1990 1965
18th Wettest Wettest since: 1979 1937
Jan 1988–Dec 1991
48-Month
180.43"
(4,582.92mm)
173.09"
(4,396.49mm)
7.34"
(186.43mm)
87th Driest Driest since: 1990 1965
35th Wettest Wettest since: 1980 1938
Jan 1987–Dec 1991
60-Month
216.79"
(5,506.47mm)
216.36"
(5,495.54mm)
0.43"
(10.93mm)
55th Driest Driest since: 1990 1966
66th Wettest Wettest since: 1983 1938

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 16, 2019 from https://www.ncdc.noaa.gov/cag/