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 1999

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1999
1-Month
2.78"
(70.61mm)
3.46"
(87.88mm)
-0.68"
(-17.27mm)
46th Driest Driest since: 1998 1955
79th Wettest Wettest since: 1997 1996, 2009
Ties: 2004
Nov–Dec 1999
2-Month
4.88"
(123.95mm)
6.53"
(165.86mm)
-1.65"
(-41.91mm)
27th Driest Driest since: 1998 1965
98th Wettest Wettest since: 1997 1977
Oct–Dec 1999
3-Month
8.68"
(220.47mm)
9.66"
(245.36mm)
-0.98"
(-24.89mm)
43rd Driest Driest since: 1998 1965
82nd Wettest Wettest since: 1997 2009
Sep–Dec 1999
4-Month
19.05"
(483.87mm)
13.26"
(336.80mm)
5.79"
(147.07mm)
113th Driest Driest since: 1998 2001
12th Wettest Wettest since: 1996 2009
Aug–Dec 1999
5-Month
23.57"
(598.68mm)
17.85"
(453.39mm)
5.72"
(145.29mm)
112th Driest Driest since: 1998 1930
13th Wettest Wettest since: 1996 2009
Jul–Dec 1999
6-Month
25.78"
(654.81mm)
22.16"
(562.86mm)
3.62"
(91.95mm)
97th Driest Driest since: 1998 1930
28th Wettest Wettest since: 1996 2009
Ties: 1902, 1972, 2012
Jun–Dec 1999
7-Month
27.89"
(708.41mm)
25.80"
(655.32mm)
2.09"
(53.09mm)
80th Driest Driest since: 1998 1930
45th Wettest Wettest since: 1996 2009
May–Dec 1999
8-Month
29.43"
(747.52mm)
29.36"
(745.74mm)
0.07"
(1.78mm)
62nd Driest Driest since: 1998 1930
63rd Wettest Wettest since: 1996 2009
Apr–Dec 1999
9-Month
32.31"
(820.67mm)
32.84"
(834.14mm)
-0.53"
(-13.47mm)
59th Driest Driest since: 1998 1930
66th Wettest Wettest since: 1996 2009
Mar–Dec 1999
10-Month
37.07"
(941.58mm)
36.81"
(934.97mm)
0.26"
(6.61mm)
63rd Driest Driest since: 1998 1930
62nd Wettest Wettest since: 1996 2009
Feb–Dec 1999
11-Month
39.80"
(1,010.92mm)
39.86"
(1,012.44mm)
-0.06"
(-1.52mm)
63rd Driest Driest since: 1998 1930
62nd Wettest Wettest since: 1996 2018
Jan–Dec 1999
12-Month
45.64"
(1,159.26mm)
43.35"
(1,101.09mm)
2.29"
(58.17mm)
82nd Driest Driest since: 1998 1930
43rd Wettest Wettest since: 1996 1948
Jul 1998–Dec 1999
18-Month
59.44"
(1,509.78mm)
65.49"
(1,663.45mm)
-6.05"
(-153.67mm)
26th Driest Driest since: 1995 1930
98th Wettest Wettest since: 1998 2003
Jan 1998–Dec 1999
24-Month
87.18"
(2,214.37mm)
86.64"
(2,200.66mm)
0.54"
(13.71mm)
71st Driest Driest since: 1998 1965
53rd Wettest Wettest since: 1997 2018
Jan 1997–Dec 1999
36-Month
128.29"
(3,258.57mm)
129.86"
(3,298.44mm)
-1.57"
(-39.87mm)
48th Driest Driest since: 1993 1965
75th Wettest Wettest since: 1998 1937
Jan 1996–Dec 1999
48-Month
186.19"
(4,729.23mm)
173.09"
(4,396.49mm)
13.10"
(332.74mm)
102nd Driest Driest since: 1998 1965
20th Wettest Wettest since: 1996 1938
Jan 1995–Dec 1999
60-Month
224.58"
(5,704.33mm)
216.36"
(5,495.54mm)
8.22"
(208.79mm)
84th Driest Driest since: 1995 1966
37th Wettest Wettest since: 1998 1938

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 11, 2019 from https://www.ncdc.noaa.gov/cag/