Weather in Philadelphia in August
In an average August, Philadelphia sees a daily high around 84°F and a low around 69°F, based on 1980–2026 of local climate records.
| Average high | 84°F |
|---|---|
| Typical high range | 77°F to 91°F |
| Average low | 69°F |
| Typical low range | 61°F to 75°F |
| Average daily precipitation | 0.10 in |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
103°F
2001-08-09
Lowest
64°F
2007-08-21
Low
Highest
82°F
2006-08-03
Lowest
46°F
1986-08-30
Feels-like
Highest
132°F
2001-08-10
Lowest
42°F
1982-08-29
Humidity
Highest
23.5 g/m³
2016-08-13
Lowest
6.2 g/m³
1982-08-29
Wind
Highest
25 mph
2011-08-28
Lowest
3 mph
2009-08-14
Gust
Highest
57 mph
2020-08-04
Lowest
8 mph
1996-08-06
Precip
Wettest
11.11 in
2011
Driest
1.50 in
2005
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