When to go · Mercersburg
Mercersburg in August
Mixed month. Outside the best window (Apr–Jun, Sep–Oct). Across United States: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.
Key facts
- Verdict
- Mixed
- Temperature
- 33°C (91°F)91°F (33°C) / 20°C (68°F)68°F (20°C)
- average high / low
- Rain days
- 9
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Outside the best window (Apr–Jun, Sep–Oct). Across United States: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.
Is another month better than August?
August is rated mixed. These months rate higher:
Weather in August
- MercersburgHighs around 33 °C (91 °F), lows around 20 °C (68 °F), rain on about 9 daysHighs around 91 °F (33 °C), lows around 68 °F (20 °C), rain on about 9 days
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Mercersburg, side by side.
Verdict
Aug: Mixed
Apr: Great (better)
Daytime high
Aug: 33 °C (91 °F)91 °F (33 °C)
Apr: 20 °C (68 °F)68 °F (20 °C)
Night low
Aug: 20 °C (68 °F)68 °F (20 °C)
Apr: 8 °C (46 °F)46 °F (8 °C)
Rain days
Aug: 9
Apr: 9
Crowds
Aug: High
Apr: Medium
Prices
Aug: High
Apr: Medium
Festivals listed
Aug: 0
Apr: 1
August: Outside the best window (Apr–Jun, Sep–Oct). Across United States: Hot and busy; wildfire smoke in the West, hurricane peak begins in the Southeast.
April: Inside Mercersburg's best window: Apr–Jun, Sep–Oct.
Mercersburg: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen