When to go · Merrimack
Merrimack in August
Great month. Inside Merrimack's best window: May–Oct.
Key facts
- Verdict
- Great
- Temperature
- 28°C (82°F)82°F (28°C) / 17°C (63°F)63°F (17°C)
- average high / low
- Rain days
- 8
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside Merrimack's best window: May–Oct.
Is another month better than August?
No other month rates higher than August for Merrimack in this guide.
Weather in August
- MerrimackHighs around 28 °C (82 °F), lows around 17 °C (63 °F), rain on about 8 daysHighs around 82 °F (28 °C), lows around 63 °F (17 °C), rain on about 8 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 Merrimack, side by side.
Verdict
Aug: Great
May: Great
Daytime high
Aug: 28 °C (82 °F)82 °F (28 °C)
May: 21 °C (70 °F)70 °F (21 °C)
Night low
Aug: 17 °C (63 °F)63 °F (17 °C)
May: 10 °C (50 °F)50 °F (10 °C)
Rain days
Aug: 8 (better)
May: 9
Crowds
Aug: High
May: Medium
Prices
Aug: High
May: Medium
Festivals listed
Aug: 0
May: 1
August: Inside Merrimack's best window: May–Oct.
May: Inside Merrimack's best window: May–Oct.
Merrimack: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.