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 2017
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 2017 1-Month |
2.06" (52.32mm) | 3.59" (91.19mm) |
-1.53" (-38.87mm) | 20th Driest | Driest since: 2014 | 1943 |
| 108th Wettest | Wettest since: 2016 | 2011 | ||||
| Ties: 1919 | ||||||
|
Aug–Sep 2017 2-Month |
5.90" (149.86mm) | 7.45" (189.23mm) |
-1.55" (-39.37mm) | 31st Driest | Driest since: 2005 | 1943 |
| 97th Wettest | Wettest since: 2016 | 2011 | ||||
|
Jul–Sep 2017 3-Month |
12.04" (305.82mm) | 11.64" (295.66mm) |
0.40" (10.16mm) | 74th Driest | Driest since: 2016 | 1930 |
| 54th Wettest | Wettest since: 2012 | 2018 | ||||
|
Jun–Sep 2017 4-Month |
16.66" (423.16mm) | 15.81" (401.57mm) |
0.85" (21.59mm) | 77th Driest | Driest since: 2016 | 1930 |
| 51st Wettest | Wettest since: 2015 | 2018 | ||||
| Ties: 2012 | ||||||
|
May–Sep 2017 5-Month |
22.61" (574.29mm) | 19.74" (501.40mm) |
2.87" (72.89mm) | 101st Driest | Driest since: 2016 | 1930 |
| 27th Wettest | Wettest since: 2011 | 2018 | ||||
|
Apr–Sep 2017 6-Month |
26.93" (684.02mm) | 23.38" (593.85mm) |
3.55" (90.17mm) | 108th Driest | Driest since: 2016 | 1930 |
| 20th Wettest | Wettest since: 2011 | 2018 | ||||
|
Mar–Sep 2017 7-Month |
30.91" (785.11mm) | 26.87" (682.50mm) |
4.04" (102.61mm) | 108th Driest | Driest since: 2016 | 1930 |
| 20th Wettest | Wettest since: 2011 | 2011 | ||||
|
Feb–Sep 2017 8-Month |
33.11" (840.99mm) | 29.47" (748.54mm) |
3.64" (92.45mm) | 104th Driest | Driest since: 2016 | 1995 |
| 24th Wettest | Wettest since: 2011 | 2011 | ||||
|
Jan–Sep 2017 9-Month |
36.93" (938.02mm) | 32.52" (826.01mm) |
4.41" (112.01mm) | 110th Driest | Driest since: 2016 | 1930 |
| 18th Wettest | Wettest since: 2011 | 2018 | ||||
|
Dec 2016–Sep 2017 10-Month |
40.55" (1,029.97mm) | 35.62" (904.75mm) |
4.93" (125.22mm) | 106th Driest | Driest since: 2016 | 1963 |
| 21st Wettest | Wettest since: 2011 | 2011 | ||||
|
Nov 2016–Sep 2017 11-Month |
42.04" (1,067.82mm) | 38.83" (986.28mm) |
3.21" (81.54mm) | 93rd Driest | Driest since: 2016 | 1963 |
| 34th Wettest | Wettest since: 2011 | 2011 | ||||
|
Oct 2016–Sep 2017 12-Month |
46.35" (1,177.29mm) | 42.00" (1,066.80mm) |
4.35" (110.49mm) | 98th Driest | Driest since: 2016 | 1925 |
| 29th Wettest | Wettest since: 2011 | 2011 | ||||
|
Apr 2016–Sep 2017 18-Month |
67.64" (1,718.06mm) | 65.31" (1,658.87mm) |
2.33" (59.19mm) | 81st Driest | Driest since: 2016 | 1966 |
| 46th Wettest | Wettest since: 2014 | 2019 | ||||
|
Oct 2015–Sep 2017 24-Month |
85.87" (2,181.10mm) | 83.94" (2,132.08mm) |
1.93" (49.02mm) | 70th Driest | Driest since: 2016 | 1966 |
| 56th Wettest | Wettest since: 2015 | 2019 | ||||
|
Oct 2014–Sep 2017 36-Month |
128.16" (3,255.26mm) | 125.94" (3,198.88mm) |
2.22" (56.38mm) | 71st Driest | Driest since: 2016 | 1965 |
| 54th Wettest | Wettest since: 2015 | 2019 | ||||
|
Oct 2013–Sep 2017 48-Month |
172.52" (4,382.01mm) | 167.94" (4,265.68mm) |
4.58" (116.33mm) | 78th Driest | Driest since: 2016 | 1966 |
| 46th Wettest | Wettest since: 2015 | 2021 | ||||
|
Oct 2012–Sep 2017 60-Month |
215.11" (5,463.79mm) | 209.89" (5,331.21mm) |
5.22" (132.58mm) | 73rd Driest | Driest since: 2016 | 1966 |
| 50th Wettest | Wettest since: 2015 | 2021 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 16, 2022 from https://www.ncdc.noaa.gov/cag/