When to go · Mercersburg
Mercersburg, month by month
The best months for Mercersburg: Apr, May, Jun, Sep, Oct. Months to avoid: Jan, Feb, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Dec–Feb (cold, limited indoor activities).5 °C (41 °F) / -4 °C (25 °F), 8 rain days41 °F (5 °C) / 25 °F (-4 °C), 8 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Dec–Feb (cold, limited indoor activities).7 °C (45 °F) / -2 °C (28 °F), 7 rain days45 °F (7 °C) / 28 °F (-2 °C), 7 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.13 °C (55 °F) / 2 °C (36 °F), 9 rain days55 °F (13 °C) / 36 °F (2 °C), 9 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGreatInside Mercersburg's best window: Apr–Jun, Sep–Oct.20 °C (68 °F) / 8 °C (46 °F), 9 rain days68 °F (20 °C) / 46 °F (8 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Mercersburg's best window: Apr–Jun, Sep–Oct.26 °C (79 °F) / 13 °C (55 °F), 10 rain days79 °F (26 °C) / 55 °F (13 °C), 10 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Mercersburg's best window: Apr–Jun, Sep–Oct.31 °C (88 °F) / 18 °C (64 °F), 9 rain days88 °F (31 °C) / 64 °F (18 °C), 9 rain daysCrowds: High
- JulyMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Peak season: parks full, 4 July crowds, 40 °C (104 °F)+ in the desert, humid East. Alaska and the Pacific Northwest are at their best.Outside the best window (Apr–Jun, Sep–Oct). Across United States: Peak season: parks full, 4 July crowds, 104 °F (40 °C)+ in the desert, humid East. Alaska and the Pacific Northwest are at their best.34 °C (93 °F) / 21 °C (70 °F), 8 rain days93 °F (34 °C) / 70 °F (21 °C), 8 rain daysCrowds: High · 1 festival or holiday
- AugustMixedOutside the best window (Apr–Jun, Sep–Oct). Across United States: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.33 °C (91 °F) / 20 °C (68 °F), 9 rain days91 °F (33 °C) / 68 °F (20 °C), 9 rain daysCrowds: High
- SeptemberGreatInside Mercersburg's best window: Apr–Jun, Sep–Oct.28 °C (82 °F) / 16 °C (61 °F), 9 rain days82 °F (28 °C) / 61 °F (16 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Mercersburg's best window: Apr–Jun, Sep–Oct.20 °C (68 °F) / 9 °C (48 °F), 9 rain days68 °F (20 °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.13 °C (55 °F) / 3 °C (37 °F), 9 rain days55 °F (13 °C) / 37 °F (3 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- DecemberAvoidListed as a month to avoid: Dec–Feb (cold, limited indoor activities).6 °C (43 °F) / -2 °C (28 °F), 9 rain days43 °F (6 °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 Mercersburg, side by side.
Verdict
Apr: Great
May: Great
Daytime high
Apr: 20 °C (68 °F)68 °F (20 °C)
May: 26 °C (79 °F)79 °F (26 °C)
Night low
Apr: 8 °C (46 °F)46 °F (8 °C)
May: 13 °C (55 °F)55 °F (13 °C)
Rain days
Apr: 9 (better)
May: 10
Crowds
Apr: Medium
May: Medium
Prices
Apr: Medium
May: Medium
Festivals listed
Apr: 1
May: 1
April: Inside Mercersburg's best window: Apr–Jun, Sep–Oct.
May: Inside Mercersburg's best window: Apr–Jun, Sep–Oct.
Mercersburg: figures are long-term averages from this guide, not a forecast.