Which is the hottest month in Philadelphia?

The hottest time of year in Philadelphia is normally July. Expect maximum daytime temperatures to reach 30°C with high heat and humidity.

Which month has the most rain in Philadelphia?

In terms of rainfall, July is usually the wettest month in Philadelphia with 111mm on average. There are normally 9 days in July with some rain.

When is it sunniest in Philadelphia?

The sunniest time of year in Philadelphia is normally July with bright sunshine on average for 61% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit Philadelphia

Q: When is the best time to visit Philadelphia?

The best times to visit Philadelphia, Pennsylvania are in May, June and September Maximum daytime temperature = 22 - 30°C.

The best times to visit Philadelphia, Pennsylvania are in May, June and September based on our default weather conditions. Find out more about the weather and update your preferences to see which months best match.

Philadelphia by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Philadelphia?

The best times to visit Philadelphia, Pennsylvania are in May, June and September based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0
Mar
1
Apr
5
May
5
Jun
3.5
Jul
4
Aug
5
Sep
2.5
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°C)

3
Jan
5
Feb
11
Mar
17
Apr
23
May
28
Jun
30
Jul
29
Aug
25
Sep
19
Oct
13
Nov
6
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Pennsylvania (Philadelphia) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)