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 November 2019. For more information, please see Climatological Rankings.
Pennsylvania
Precipitation Rankings, December 2015
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2018) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
December 2015 1-Month |
4.10" (104.14mm) | 3.11" (78.99mm) |
0.99" (25.15mm) | 99th Driest | Driest since: 2014 | 1955 |
| 26th Wettest | Wettest since: 2012 | 1990 | ||||
|
Nov–Dec 2015 2-Month |
6.16" (156.46mm) | 6.29" (159.77mm) |
-0.13" (-3.31mm) | 57th Driest | Driest since: 2014 | 1917 |
| 68th Wettest | Wettest since: 2013 | 1972 | ||||
|
Oct–Dec 2015 3-Month |
9.94" (252.48mm) | 9.46" (240.28mm) |
0.48" (12.20mm) | 72nd Driest | Driest since: 2014 | 1924 |
| 53rd Wettest | Wettest since: 2013 | 1927 | ||||
|
Sep–Dec 2015 4-Month |
14.26" (362.20mm) | 13.04" (331.22mm) |
1.22" (30.98mm) | 83rd Driest | Driest since: 2014 | 1908 |
| 42nd Wettest | Wettest since: 2012 | 2018 | ||||
|
Aug–Dec 2015 5-Month |
16.83" (427.48mm) | 16.91" (429.51mm) |
-0.08" (-2.03mm) | 55th Driest | Driest since: 2014 | 1930 |
| 70th Wettest | Wettest since: 2013 | 2018 | ||||
|
Jul–Dec 2015 6-Month |
21.16" (537.46mm) | 21.10" (535.94mm) |
0.06" (1.52mm) | 60th Driest | Driest since: 2014 | 1930 |
| 65th Wettest | Wettest since: 2013 | 2018 | ||||
|
Jun–Dec 2015 7-Month |
29.52" (749.81mm) | 25.27" (641.86mm) |
4.25" (107.95mm) | 108th Driest | Driest since: 2014 | 1930 |
| 17th Wettest | Wettest since: 2011 | 2018 | ||||
|
May–Dec 2015 8-Month |
32.09" (815.09mm) | 29.19" (741.43mm) |
2.90" (73.66mm) | 94th Driest | Driest since: 2014 | 1930 |
| 31st Wettest | Wettest since: 2012 | 2018 | ||||
|
Apr–Dec 2015 9-Month |
35.95" (913.13mm) | 32.84" (834.14mm) |
3.11" (78.99mm) | 97th Driest | Driest since: 2014 | 1930 |
| 28th Wettest | Wettest since: 2011 | 2018 | ||||
|
Mar–Dec 2015 10-Month |
39.14" (994.16mm) | 36.33" (922.78mm) |
2.81" (71.38mm) | 93rd Driest | Driest since: 2014 | 1930 |
| 32nd Wettest | Wettest since: 2011 | 2011 | ||||
| Ties: 1940 | ||||||
|
Feb–Dec 2015 11-Month |
40.66" (1,032.76mm) | 38.93" (988.82mm) |
1.73" (43.94mm) | 82nd Driest | Driest since: 2014 | 1930 |
| 43rd Wettest | Wettest since: 2011 | 2018 | ||||
|
Jan–Dec 2015 12-Month |
43.10" (1,094.74mm) | 41.98" (1,066.29mm) |
1.12" (28.45mm) | 73rd Driest | Driest since: 2014 | 1930 |
| 52nd Wettest | Wettest since: 2012 | 2018 | ||||
| Ties: 1978 | ||||||
|
Jul 2014–Dec 2015 18-Month |
62.92" (1,598.17mm) | 63.09" (1,602.49mm) |
-0.17" (-4.32mm) | 54th Driest | Driest since: 2002 | 1931 |
| 70th Wettest | Wettest since: 2014 | 2018 | ||||
|
Jan 2014–Dec 2015 24-Month |
85.53" (2,172.46mm) | 83.92" (2,131.57mm) |
1.61" (40.89mm) | 69th Driest | Driest since: 2014 | 1931 |
| 55th Wettest | Wettest since: 2012 | 2018 | ||||
|
Jan 2013–Dec 2015 36-Month |
127.35" (3,234.69mm) | 125.86" (3,196.84mm) |
1.49" (37.85mm) | 64th Driest | Driest since: 2002 | 1965 |
| 59th Wettest | Wettest since: 2014 | 2004 | ||||
|
Jan 2012–Dec 2015 48-Month |
170.84" (4,339.34mm) | 167.85" (4,263.39mm) |
2.99" (75.95mm) | 70th Driest | Driest since: 2002 | 1966 |
| 52nd Wettest | Wettest since: 2014 | 2006 | ||||
|
Jan 2011–Dec 2015 60-Month |
231.84" (5,888.74mm) | 209.87" (5,330.70mm) |
21.97" (558.04mm) | 112th Driest | Driest since: 2014 | 1966 |
| 9th Wettest | Wettest since: 2012 | 2007 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 13, 2019 from https://www.ncdc.noaa.gov/cag/