Cape Cod · SummerMonth summary
Cape Cod weather in August
✅ Good
🌡️ Temperature min / max
68°F – 77°F
🌧 Rainy days
28% of days
☀️ Sunshine
12.7h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
8.2/10
📅 📅 Best month
July (8.3/10)
Quick decision
Should you visit Cape Cod in August?
✅ Good
✅ Yes if: you want long sunny days and outdoor activities.
❌ No if: you want to avoid summer crowds — this is peak tourist season.
Our take: August is a good time to visit Cape Cod. July remains slightly better (+0.1 pts).
By trip type
Cape Cod in August by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in August
Summer in Cape Cod brings pleasant temperatures (25°F) and long sunny days (12.7h of sunshine). Expect rain on 28% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if July (8.3/10) remains theoretically better.
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All months for Cape Cod
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌨️ January | 28°F | 39°F | 36% | 0.2in | 7.6h | 4.0/10 |
| 🌦️ February | 30°F | 41°F | 39% | 0.1in | 8.1h | 4.0/10 |
| 🌦️ March | 36°F | 45°F | 35% | 0.2in | 9.7h | 4.3/10 |
| 🌦️ April | 41°F | 52°F | 39% | 0.1in | 10.6h | 5.0/10 |
| 🌦️ May | 50°F | 61°F | 42% | 0.1in | 11.7h | 7.0/10 |
| 🌤️ June | 61°F | 72°F | 33% | 0.1in | 13.3h | 7.8/10 |
| 🌤️ July | 68°F | 79°F | 31% | 0.1in | 13.0h | 8.3/10 |
| 🌤️ August | 68°F | 77°F | 28% | 0.1in | 12.7h | 8.2/10 |
| 🌤️ September | 63°F | 72°F | 34% | 0.2in | 11.0h | 7.5/10 |
| ⛅ October | 54°F | 63°F | 34% | 0.2in | 9.8h | 7.0/10 |
| 🌫️ November | 41°F | 52°F | 30% | 0.1in | 8.5h | 5.0/10 |
| 🌦️ December | 34°F | 43°F | 36% | 0.2in | 7.1h | 4.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In August, Cape Cod averages 77°F, 28% rainy days and 12.7h of sunshine per day. Overall weather score: 8.2/10.
See methodology →
Comparison
August vs July (best month)
The best month is July (score 8.3/10). Difference:
- 🌡️ Max temperature : +1°F
- 🌧 Rainy days : +3%
- ☀️ Sunshine : +0.3h/day
FAQ
FAQ — Cape Cod in August
Is August a good time to visit Cape Cod?
August is an excellent time to visit Cape Cod (score 8.2/10). With 77°F, 12.7h of sunshine and 28% rain, conditions are very favourable.
What to do in Cape Cod in August?
With 77°F and 12.7h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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Activities & tours
Activities and tours in Cape Cod
Guided tours, skip-the-line tickets and local experiences.
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