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 April 2022. For more information, please see Climatological Rankings.
Pennsylvania
Precipitation Rankings, September 2004
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 2004 1-Month |
8.87" (225.30mm) | 3.59" (91.19mm) |
5.28" (134.11mm) | 125th Driest | Driest since: 2003 | 1943 |
| 3rd Wettest | Wettest to Date | 2011 | ||||
|
Aug–Sep 2004 2-Month |
14.13" (358.90mm) | 7.45" (189.23mm) |
6.68" (169.67mm) | 125th Driest | Driest since: 2003 | 1943 |
| 3rd Wettest | Wettest to Date | 2011 | ||||
|
Jul–Sep 2004 3-Month |
21.23" (539.24mm) | 11.64" (295.66mm) |
9.59" (243.58mm) | 126th Driest | Driest since: 2003 | 1930 |
| 2nd Wettest | Wettest to Date | 2018 | ||||
|
Jun–Sep 2004 4-Month |
25.63" (651.00mm) | 15.81" (401.57mm) |
9.82" (249.43mm) | 126th Driest | Driest since: 2003 | 1930 |
| 2nd Wettest | Wettest to Date | 2018 | ||||
|
May–Sep 2004 5-Month |
31.07" (789.18mm) | 19.74" (501.40mm) |
11.33" (287.78mm) | 126th Driest | Driest since: 2003 | 1930 |
| 2nd Wettest | Wettest to Date | 2018 | ||||
|
Apr–Sep 2004 6-Month |
35.94" (912.88mm) | 23.38" (593.85mm) |
12.56" (319.03mm) | 125th Driest | Driest since: 2003 | 1930 |
| 3rd Wettest | Wettest to Date | 2018 | ||||
|
Mar–Sep 2004 7-Month |
38.78" (985.01mm) | 26.87" (682.50mm) |
11.91" (302.51mm) | 125th Driest | Driest since: 2003 | 1930 |
| 3rd Wettest | Wettest to Date | 2011 | ||||
|
Feb–Sep 2004 8-Month |
41.04" (1,042.42mm) | 29.47" (748.54mm) |
11.57" (293.88mm) | 125th Driest | Driest since: 2003 | 1995 |
| 3rd Wettest | Wettest to Date | 2011 | ||||
|
Jan–Sep 2004 9-Month |
44.33" (1,125.98mm) | 32.52" (826.01mm) |
11.81" (299.97mm) | 125th Driest | Driest since: 2003 | 1930 |
| 3rd Wettest | Wettest to Date | 2018 | ||||
|
Dec 2003–Sep 2004 10-Month |
48.50" (1,231.90mm) | 35.62" (904.75mm) |
12.88" (327.15mm) | 124th Driest | Driest since: 2003 | 1963 |
| 3rd Wettest | Wettest to Date | 2011 | ||||
|
Nov 2003–Sep 2004 11-Month |
52.80" (1,341.12mm) | 38.83" (986.28mm) |
13.97" (354.84mm) | 124th Driest | Driest since: 2003 | 1963 |
| 3rd Wettest | Wettest to Date | 2011 | ||||
|
Oct 2003–Sep 2004 12-Month |
56.99" (1,447.55mm) | 42.00" (1,066.80mm) |
14.99" (380.75mm) | 124th Driest | Driest since: 2003 | 1925 |
| 3rd Wettest | Wettest to Date | 2011 | ||||
|
Apr 2003–Sep 2004 18-Month |
89.14" (2,264.16mm) | 65.31" (1,658.87mm) |
23.83" (605.29mm) | 125th Driest | Driest since: 2003 | 1966 |
| 2nd Wettest | Wettest to Date | 2019 | ||||
|
Oct 2002–Sep 2004 24-Month |
110.13" (2,797.30mm) | 83.94" (2,132.08mm) |
26.19" (665.22mm) | 124th Driest | Driest since: 2003 | 1966 |
| 2nd Wettest | Wettest to Date | 2019 | ||||
|
Oct 2001–Sep 2004 36-Month |
148.33" (3,767.58mm) | 125.94" (3,198.88mm) |
22.39" (568.70mm) | 121st Driest | Driest since: 2003 | 1965 |
| 4th Wettest | Wettest to Date | 2019 | ||||
|
Oct 2000–Sep 2004 48-Month |
183.24" (4,654.30mm) | 167.94" (4,265.68mm) |
15.30" (388.62mm) | 107th Driest | Driest since: 2003 | 1966 |
| 17th Wettest | Wettest since: 1996 | 2021 | ||||
|
Oct 1999–Sep 2004 60-Month |
225.28" (5,722.11mm) | 209.89" (5,331.21mm) |
15.39" (390.90mm) | 102nd Driest | Driest since: 2003 | 1966 |
| 21st Wettest | Wettest since: 1998 | 2021 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 23, 2022 from https://www.ncdc.noaa.gov/cag/