Pennsylvania weather in August: Statewide normals and every place, NOAA 1991-2020
In August, Pennsylvania's statewide normal high is 81°F and normal low 58°F; normal highs run from 75°F in Laporte to 87°F in Marcus Hook (NOAA 1991-2020 normals).
- Statewide normal high
- 81°FAugust, 1991-2020
- Statewide normal low
- 58°FAugust, 1991-2020
- Statewide normal precipitation
- 4.02 inAugust
- Warmest place
- 87°Fnormal high, Marcus Hook
- Coolest place
- 75°Fnormal high, Laporte
Where is Pennsylvania warmest and wettest in August?
Marcus Hook has the warmest August afternoons (87°F) and Laporte the coolest (75°F). Laporte gets the most precipitation (5.05 in) and Emsworth the least (3.25 in).
Statewide, August averaged 72.6°F in 2021, 71.4°F in 2022, 68.8°F in 2023, 69.6°F in 2024, 67.4°F in 2025, 69.7°F in 2026, against a 1991-2020 normal of 69.5°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Philadelphia | 86°F | 68°F | 4.29 | 0.0 |
| Pittsburgh | 82°F | 62°F | 3.52 | 0.0 |
| Allentown | 84°F | 63°F | 4.56 | 0.0 |
| Reading | 84°F | 64°F | 4.49 | – |
| Erie | 80°F | 63°F | 3.35 | 0.0 |
| Lancaster | 85°F | 63°F | 3.52 | – |
| Harrisburg | 85°F | 66°F | 3.68 | – |
| York | 84°F | 61°F | 3.76 | – |
| Altoona | 81°F | 60°F | 3.26 | – |
| State College | 79°F | 62°F | 4.16 | 0.0 |
| Norristown | 87°F | 65°F | 4.98 | 0.0 |
| Williamsport | 83°F | 61°F | 4.17 | 0.0 |
| Lebanon | 82°F | 63°F | 4.63 | 0.0 |
| Pottstown | 82°F | 62°F | 4.38 | – |
| Chambersburg | 83°F | 63°F | 3.82 | 0.0 |
| West Chester | 84°F | 62°F | 4.79 | 0.0 |
| Carlisle | 84°F | 61°F | 4.03 | 0.0 |
| New Castle | 85°F | 59°F | 3.91 | 0.0 |
| Murrysville | 84°F | 62°F | 4.18 | 0.0 |
| Phoenixville | 86°F | 64°F | 4.37 | – |
| West Mifflin | 81°F | 63°F | 3.81 | – |
| Johnstown | 77°F | 60°F | 3.95 | – |
| McKeesport | 83°F | 60°F | 3.53 | – |
| Hanover | 84°F | 62°F | 3.86 | 0.0 |
| Indiana | 81°F | 58°F | 4.26 | 0.0 |
| Willow Grove | 83°F | 65°F | – | – |
| Carnot-Moon | 82°F | 60°F | 3.56 | – |
| Coatesville | 83°F | 63°F | 4.58 | 0.0 |
| Washington | 83°F | 60°F | 3.48 | 0.0 |
| Butler | 81°F | 57°F | 4.02 | 0.0 |
| Middletown | 85°F | 66°F | 3.77 | 0.0 |
| Uniontown | 83°F | 60°F | 3.63 | 0.0 |
| Sunbury | 82°F | 59°F | 3.93 | 0.0 |
| East Stroudsburg | 82°F | 59°F | 4.83 | 0.0 |
| Warren | 80°F | 58°F | 4.07 | 0.0 |
| Beaver Falls | 82°F | 60°F | 3.50 | – |
| Lock Haven | 83°F | 60°F | 4.17 | 0.0 |
| Lewistown | 84°F | 61°F | 3.61 | 0.0 |
| Doylestown | 84°F | 63°F | 4.86 | – |
| Bradford | 77°F | 54°F | 3.91 | – |
| DuBois | 78°F | 58°F | 3.89 | – |
| Connellsville | 83°F | 61°F | 4.44 | 0.0 |
| Franklin | 81°F | 58°F | 4.24 | 0.0 |
| New Holland | 84°F | 65°F | 4.27 | 0.0 |
| Clearfield | 81°F | 57°F | 3.46 | – |
| Shippensburg | 85°F | 62°F | 3.34 | 0.0 |
| Selinsgrove | 82°F | 60°F | 3.73 | – |
| Lehighton | 80°F | 60°F | 4.86 | 0.0 |
| Lewisburg | 83°F | 60°F | 4.28 | 0.0 |
| Titusville | 80°F | 55°F | 3.58 | 0.0 |
| Hamburg | 83°F | 63°F | 4.92 | 0.0 |
| Sellersville | 83°F | 61°F | 4.74 | 0.0 |
| Donora | 84°F | 61°F | 3.64 | 0.0 |
| Charleroi | 84°F | 63°F | 3.50 | 0.0 |
| Mount Pleasant | 81°F | 59°F | 3.96 | 0.0 |
| Clarion | 81°F | 56°F | 4.22 | – |
| Ridgway | 80°F | 55°F | 3.90 | 0.0 |
| Waynesburg | 82°F | 59°F | 3.88 | 0.0 |
| Slippery Rock | 80°F | 56°F | 4.02 | – |
| Mahanoy City | 78°F | 58°F | 4.68 | 0.0 |
| Kane | 78°F | 52°F | 4.43 | 0.0 |
| Loyalhanna | 82°F | 58°F | 4.60 | – |
| Wellsboro | 77°F | 55°F | 3.67 | 0.0 |
| Ebensburg | 77°F | 55°F | 4.02 | 0.0 |
| Mount Pocono | 76°F | 56°F | 4.64 | – |
| Union City | 79°F | 57°F | 3.72 | 0.0 |
| Towanda | 82°F | 58°F | 3.86 | 0.0 |
| Ford City | 83°F | 58°F | 4.22 | – |
| Philipsburg | 78°F | 55°F | 3.51 | 0.0 |
| Avoca | 82°F | 61°F | 3.85 | 0.0 |
| Landisville | 83°F | 59°F | 4.04 | 0.0 |
| Marcus Hook | 87°F | 69°F | 3.68 | – |
| Matamoras | 81°F | 57°F | 4.38 | 0.0 |
| Emsworth | 84°F | 62°F | 3.25 | – |
| Coudersport | 78°F | 53°F | 4.07 | 0.0 |
| Port Allegany | 78°F | 55°F | 4.10 | 0.0 |
| Meyersdale | 79°F | 54°F | 3.67 | 0.0 |
| Mercer | 82°F | 56°F | – | – |
| Emporium | 81°F | 57°F | 4.50 | 0.0 |
| Everett | 83°F | 60°F | 3.28 | 0.0 |
| Canton | 79°F | 56°F | 3.87 | 0.0 |
| Braddock | 83°F | 63°F | 3.74 | – |
| Avondale | 82°F | 62°F | 4.28 | – |
| Montrose | 79°F | 54°F | 3.80 | 0.0 |
| Biglerville | 84°F | 63°F | 3.70 | 0.0 |
| Hawley | 79°F | 55°F | 4.09 | 0.0 |
| Point Marion | 83°F | 61°F | 3.88 | – |
| Renovo | 81°F | 59°F | 3.72 | 0.0 |
| Linesville | 79°F | 59°F | 3.62 | 0.0 |
| Glenmoore | 83°F | 62°F | 4.63 | 0.0 |
| Millheim | 82°F | 56°F | 4.03 | 0.0 |
| Benton | 78°F | 57°F | 4.54 | 0.0 |
| Natrona | 82°F | 62°F | 3.55 | – |
| Clarence | 81°F | 52°F | 4.07 | 0.0 |
| Confluence | 82°F | 59°F | 4.02 | 0.0 |
| Tioga | 80°F | 57°F | 3.53 | 0.0 |
| Jamestown | 80°F | 57°F | 3.77 | 0.0 |
| Dushore | 78°F | 55°F | 4.50 | 0.0 |
| Tionesta | 82°F | 60°F | 4.18 | 0.0 |
| Laurelton | 84°F | 61°F | – | – |
| Springboro | 79°F | 57°F | 4.09 | 0.0 |
| Grampian | 79°F | 56°F | 4.13 | 0.0 |
| Laporte | 75°F | 56°F | 5.05 | 0.0 |
| Cashtown | 83°F | 60°F | 3.86 | – |
| Laurel Mountain | 78°F | 59°F | 3.97 | – |
| Oswayo | 78°F | 52°F | 4.15 | 0.0 |
| Donegal | 79°F | 59°F | 4.16 | – |
| Schenley | 84°F | 60°F | 3.82 | – |
| Acmetonia Lock 3 | 82°F | 61°F | 3.56 | – |
| Alvin R Bush Dam | 80°F | 59°F | – | – |
| Bear Gap | 80°F | 60°F | 4.09 | 0.0 |
| Bloserville (1 mi N) | 82°F | 62°F | 3.55 | – |
| Blue Marsh Lake | 83°F | 62°F | 4.64 | – |
| Bucksville | 82°F | 61°F | 4.82 | – |
| Chalk Hill (2 mi ENE) | 77°F | 54°F | 4.54 | 0.0 |
| Chandlers Valley (1 mi SE) | 79°F | 52°F | 4.09 | 0.0 |
| Clermont (1 mi NW) | 74°F | 53°F | 4.79 | 0.0 |
| Cooksburg (2 mi NW) | 79°F | 54°F | 4.11 | – |
| Cowanesque Dam | 80°F | 57°F | 3.67 | 0.0 |
| Dehart Dam | 82°F | 59°F | 4.27 | 0.0 |
| Eisenhower National Historic Site | 85°F | 61°F | 4.13 | – |
| Francis E Walter Dam | 77°F | 56°F | 4.55 | – |
| Glen Hazel 2 NE Dam | 77°F | 54°F | 4.25 | 0.0 |
| Glenwillard Dashields Lock and Dam | 83°F | 63°F | 3.16 | 0.0 |
| Graterford (1 mi E) | 84°F | 61°F | 4.56 | 0.0 |
| Grays Landing | 83°F | 61°F | 3.65 | 0.0 |
| Hidden Valley | 75°F | 59°F | 4.72 | – |
| Hopewell Morgantown | 82°F | 62°F | – | – |
| Laurel Summit | 74°F | 57°F | 4.78 | 0.0 |
| Milanville | 80°F | 57°F | 4.57 | – |
| Montgomery Lock and Dam | 81°F | 61°F | 3.41 | – |
| Neshaminy Falls | 84°F | 64°F | 4.67 | 0.0 |
| Octoraro Lake | 83°F | 63°F | 4.72 | 0.0 |
| Phila Franklin Inst | 87°F | 70°F | 4.95 | 0.0 |
| Philadelphia NE Airport | 86°F | 68°F | 4.22 | – |
| Pleasant Mount (1 mi W) | 76°F | 55°F | 4.50 | 0.0 |
| Port Meadville Airport | 78°F | 59°F | 3.73 | – |
| Prince Gallitzin State Park | 81°F | 56°F | 3.92 | 0.0 |
| Putneyville 2 SE Dam | 81°F | 57°F | 3.81 | 0.0 |
| Raystown Headquarters | 82°F | 63°F | 3.64 | – |
| Raystown Lake 2 | 84°F | 62°F | 3.53 | – |
| Rector (3 mi SSW) | 83°F | 56°F | 4.17 | – |
| Rodale Research Center | 83°F | 60°F | 4.44 | – |
| Safe Harbor Dam | 84°F | 66°F | 3.57 | 0.0 |
| Salina (3 mi W) | 82°F | 59°F | 4.23 | 0.0 |
| Shawnee State Park | 83°F | 58°F | 3.45 | – |
| South Mountain | 79°F | 60°F | 3.85 | 0.0 |
| Springtown (1 mi NNE) | 81°F | 61°F | 4.81 | 0.0 |
| Stevenson Dam | 80°F | 56°F | 3.86 | 0.0 |
| Wolfsburg | 83°F | 58°F | 3.31 | 0.0 |
| York 3 SSW Pump Station | 86°F | 62°F | 3.96 | 0.0 |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.