Best Time to Visit Cape Cod, Massachusetts
USA
☀️
April to August
Best Months
🌧️
January
Avoid
👥
Apr–Aug
Peak Season
🧭
Camping, hiking and RV road trips
Ideal For
Cape Cod, Massachusetts climate month by month
Jan
35°
6.2"
Feb
35°
4.4"
Mar
40°
3.5"
Apr
49°
3.5"
May
57°
4.0"
Jun
66°
2.6"
Jul
73°
3.6"
Aug
73°
3.1"
Sep
67°
5.5"
Oct
59°
5.4"
Nov
47°
2.2"
Dec
41°
4.0"
Top number = average temperature (°F), bar = average monthly rainfall (inches). Toggle units above.
🌍 When to go to Cape Cod, Massachusetts
Based on recent climate averages (2021–2023, Open-Meteo), Cape Cod, Massachusetts is warmest in July (around 23°C / 73°F) and coldest in January (around 2°C / 35°F). Rain is heaviest in January (about 157 mm) and lightest in November (about 57 mm). For comfortable camping and RV travel, aim for April to August.
Data source & date
- Climate values: Open-Meteo (ERA5 reanalysis archive), 2021–2023 daily averages — open-meteo.com ↗
- Retrieved and frozen: 2026-07-20 (values are static, not live-fetched)
- Monthly means are long-run averages, not a forecast — actual weather varies year to year. Season labels are derived from these values; travel advice is editorial.
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