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 December 2020. For more information, please see Climatological Rankings.
Delaware
Precipitation Rankings, July 2009
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
July 2009 1-Month |
2.55" (64.77mm) | 4.31" (109.47mm) |
-1.76" (-44.70mm) | 23rd Driest | Driest since: 2007 | 1974 |
| 104th Wettest | Wettest since: 2008 | 1938 | ||||
|
Jun–Jul 2009 2-Month |
8.15" (207.01mm) | 7.95" (201.93mm) |
0.20" (5.08mm) | 71st Driest | Driest since: 2008 | 1949 |
| 56th Wettest | Wettest since: 2006 | 2013 | ||||
|
May–Jul 2009 3-Month |
13.16" (334.26mm) | 11.50" (292.10mm) |
1.66" (42.16mm) | 91st Driest | Driest since: 2007 | 1964 |
| 36th Wettest | Wettest since: 2008 | 1989 | ||||
|
Apr–Jul 2009 4-Month |
18.46" (468.88mm) | 14.98" (380.49mm) |
3.48" (88.39mm) | 108th Driest | Driest since: 2008 | 1986 |
| 19th Wettest | Wettest since: 2006 | 1989 | ||||
|
Mar–Jul 2009 5-Month |
20.82" (528.83mm) | 18.96" (481.58mm) |
1.86" (47.25mm) | 91st Driest | Driest since: 2008 | 1986 |
| 36th Wettest | Wettest since: 2005 | 1989 | ||||
|
Feb–Jul 2009 6-Month |
21.26" (540.00mm) | 22.01" (559.05mm) |
-0.75" (-19.05mm) | 53rd Driest | Driest since: 2007 | 1986 |
| 74th Wettest | Wettest since: 2008 | 1989 | ||||
|
Jan–Jul 2009 7-Month |
23.62" (599.95mm) | 25.50" (647.70mm) |
-1.88" (-47.75mm) | 40th Driest | Driest since: 2007 | 1977 |
| 87th Wettest | Wettest since: 2008 | 1989 | ||||
|
Dec 2008–Jul 2009 8-Month |
28.87" (733.30mm) | 28.96" (735.58mm) |
-0.09" (-2.28mm) | 61st Driest | Driest since: 2007 | 1986 |
| 65th Wettest | Wettest since: 2008 | 1958 | ||||
|
Nov 2008–Jul 2009 9-Month |
33.60" (853.44mm) | 32.02" (813.31mm) |
1.58" (40.13mm) | 76th Driest | Driest since: 2008 | 1977 |
| 50th Wettest | Wettest since: 2005 | 1984 | ||||
|
Oct 2008–Jul 2009 10-Month |
35.43" (899.92mm) | 35.18" (893.57mm) |
0.25" (6.35mm) | 67th Driest | Driest since: 2002 | 2002 |
| 59th Wettest | Wettest since: 2008 | 2003 | ||||
|
Sep 2008–Jul 2009 11-Month |
39.81" (1,011.17mm) | 38.77" (984.76mm) |
1.04" (26.41mm) | 73rd Driest | Driest since: 2008 | 2002 |
| 53rd Wettest | Wettest since: 2007 | 2003 | ||||
|
Aug 2008–Jul 2009 12-Month |
40.83" (1,037.08mm) | 43.35" (1,101.09mm) |
-2.52" (-64.01mm) | 48th Driest | Driest since: 2002 | 1985 |
| 78th Wettest | Wettest since: 2008 | 2003 | ||||
|
Feb 2008–Jul 2009 18-Month |
64.37" (1,635.00mm) | 65.29" (1,658.37mm) |
-0.92" (-23.37mm) | 54th Driest | Driest since: 2008 | 1931 |
| 72nd Wettest | Wettest since: 2007 | 1984 | ||||
|
Aug 2007–Jul 2009 24-Month |
82.01" (2,083.05mm) | 86.54" (2,198.12mm) |
-4.53" (-115.07mm) | 35th Driest | Driest since: 2002 | 1931 |
| 90th Wettest | Wettest since: 2008 | 2004 | ||||
|
Aug 2006–Jul 2009 36-Month |
125.89" (3,197.61mm) | 129.85" (3,298.19mm) |
-3.96" (-100.58mm) | 39th Driest | Driest since: 1993 | 1966 |
| 85th Wettest | Wettest since: 2008 | 2005 | ||||
|
Aug 2005–Jul 2009 48-Month |
169.71" (4,310.63mm) | 173.06" (4,395.72mm) |
-3.35" (-85.09mm) | 45th Driest | Driest since: 2002 | 1966 |
| 78th Wettest | Wettest since: 2008 | 1938 | ||||
|
Aug 2004–Jul 2009 60-Month |
217.82" (5,532.63mm) | 216.21" (5,491.73mm) |
1.61" (40.90mm) | 58th Driest | Driest since: 2002 | 1966 |
| 64th Wettest | Wettest since: 2008 | 1938 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 19, 2021 from https://www.ncdc.noaa.gov/cag/