Climate Yearbook

Philadelphia weather in 2024

Philadelphia weather in 2024, with 366 daily observations from Open-Meteo archive data.

Interactive graph

Open Philadelphia in the interactive graph

Use the graph view to inspect 2024 alongside other available years for Philadelphia.

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Year summary

In 2024, Philadelphia averaged 19.2 C for daily highs and 9.3 C for daily lows.

A 1991-2020 normal is not available for this location yet, so this page compares 2024 with the 2023-2025 archive baseline. The 2024 average daily high was +0.4 C from that baseline, and total precipitation was +20.6 mm from the baseline total.

The warmest month was July, with an average high of 32.3 C, while January had the lowest average low at -1.9 C.

The wettest month was August, totaling 203.7 mm. The hottest day reached 37.2 C on June 22, 2024.

Monthly averages and precipitation

MonthAvg low CAvg high CRain and snow mmDays
January-1.95.8162.531
February-1.18.461.329
March3.113.3181.231
April6.818.2106.130
May13.423.587.831
June18.930.983.330
July21.732.351.831
August19.129.0203.731
September15.825.518.930
October9.721.42.431
November6.215.174.030
December-0.56.794.731

Daily records in 2024

RecordDateValue
Hottest dayJune 22, 202437.2 C
Coldest nightDecember 23, 2024-11.9 C
Wettest dayMarch 23, 202460.1 mm

Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.