When to go · Philadelphia
Philadelphia, month by month
The best months for Philadelphia: Apr, May, Jun, Sep, Oct. Months to avoid: Jan, Feb, Jul, Aug.
Month by month
- JanuaryAvoidListed as a month to avoid: Jul–Aug (hot and humid), late Jan–Feb (cold snaps and snow).5 °C / -3 °C, 10 rain days41 °F / 27 °F, 10 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jul–Aug (hot and humid), late Jan–Feb (cold snaps and snow).7 °C / -3 °C, 9 rain days45 °F / 27 °F, 9 rain daysCrowds: Low · 1 festival or holiday
- MarchGoodOutside the best window (Apr–Jun, Sep–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.12 °C / 1 °C, 11 rain days54 °F / 34 °F, 11 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Philadelphia's best window: Apr–Jun, Sep–Oct.18 °C / 7 °C, 11 rain days64 °F / 45 °F, 11 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Philadelphia's best window: Apr–Jun, Sep–Oct.24 °C / 12 °C, 11 rain days75 °F / 54 °F, 11 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Philadelphia's best window: Apr–Jun, Sep–Oct.28 °C / 18 °C, 10 rain days82 °F / 64 °F, 10 rain daysCrowds: High
- JulyAvoidListed as a month to avoid: Jul–Aug (hot and humid), late Jan–Feb (cold snaps and snow).31 °C / 21 °C, 11 rain days88 °F / 70 °F, 11 rain daysCrowds: High · 1 festival or holiday
- AugustAvoidListed as a month to avoid: Jul–Aug (hot and humid), late Jan–Feb (cold snaps and snow).30 °C / 20 °C, 10 rain days86 °F / 68 °F, 10 rain daysCrowds: High
- SeptemberGreatInside Philadelphia's best window: Apr–Jun, Sep–Oct.26 °C / 16 °C, 9 rain days79 °F / 61 °F, 9 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Philadelphia's best window: Apr–Jun, Sep–Oct.19 °C / 9 °C, 9 rain days66 °F / 48 °F, 9 rain daysCrowds: Medium
- NovemberMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.13 °C / 4 °C, 9 rain days55 °F / 39 °F, 9 rain daysCrowds: Medium · 1 festival or holiday
- DecemberMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.8 °C / -1 °C, 10 rain days46 °F / 30 °F, 10 rain daysCrowds: High · 1 festival or holiday