When to go · Willow Grove
Willow Grove, month by month
The best months for Willow Grove: Apr, May, Jun, Sep, Oct. Months to avoid: Jul, Aug.
Month by month
- JanuaryMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.3 °C (37 °F) / -3 °C (27 °F), 9 rain days37 °F (3 °C) / 27 °F (-3 °C), 9 rain daysCrowds: Low
- FebruaryMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Still winter north; ski season in the Rockies; Presidents' Day weekend busy. Mardi Gras in New Orleans (date varies).5 °C (41 °F) / -2 °C (28 °F), 8 rain days41 °F (5 °C) / 28 °F (-2 °C), 8 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.10 °C (50 °F) / 1 °C (34 °F), 9 rain days50 °F (10 °C) / 34 °F (1 °C), 9 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Willow Grove's best window: Apr–Jun, Sep–Oct.16 °C (61 °F) / 6 °C (43 °F), 8 rain days61 °F (16 °C) / 43 °F (6 °C), 8 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Willow Grove's best window: Apr–Jun, Sep–Oct.22 °C (72 °F) / 12 °C (54 °F), 9 rain days72 °F (22 °C) / 54 °F (12 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Willow Grove's best window: Apr–Jun, Sep–Oct.27 °C (81 °F) / 17 °C (63 °F), 9 rain days81 °F (27 °C) / 63 °F (17 °C), 9 rain daysCrowds: High
- JulyAvoidListed as a month to avoid: Jul–Aug (hot, humid).31 °C (88 °F) / 21 °C (70 °F), 8 rain days88 °F (31 °C) / 70 °F (21 °C), 8 rain daysCrowds: High · 1 festival or holiday
- AugustAvoidListed as a month to avoid: Jul–Aug (hot, humid).30 °C (86 °F) / 20 °C (68 °F), 9 rain days86 °F (30 °C) / 68 °F (20 °C), 9 rain daysCrowds: High
- SeptemberGreatInside Willow Grove's best window: Apr–Jun, Sep–Oct.25 °C (77 °F) / 15 °C (59 °F), 8 rain days77 °F (25 °C) / 59 °F (15 °C), 8 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Willow Grove's best window: Apr–Jun, Sep–Oct.18 °C (64 °F) / 9 °C (48 °F), 9 rain days64 °F (18 °C) / 48 °F (9 °C), 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.11 °C (52 °F) / 3 °C (37 °F), 9 rain days52 °F (11 °C) / 37 °F (3 °C), 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.5 °C (41 °F) / -2 °C (28 °F), 9 rain days41 °F (5 °C) / 28 °F (-2 °C), 9 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Willow Grove, side by side.
Verdict
Apr: Great
May: Great
Daytime high
Apr: 16 °C (61 °F)61 °F (16 °C)
May: 22 °C (72 °F)72 °F (22 °C)
Night low
Apr: 6 °C (43 °F)43 °F (6 °C)
May: 12 °C (54 °F)54 °F (12 °C)
Rain days
Apr: 8 (better)
May: 9
Crowds
Apr: Medium
May: Medium
Prices
Apr: Medium
May: Medium
Festivals listed
Apr: 1
May: 1
April: Inside Willow Grove's best window: Apr–Jun, Sep–Oct.
May: Inside Willow Grove's best window: Apr–Jun, Sep–Oct.
Willow Grove: figures are long-term averages from this guide, not a forecast.