United States of America
Barnstable sees feels-like daytime highs peak around 30°C in July and nighttime lows bottom out near -4.7°C in January. November is the wettest month (~98 mm), while February is the driest (~68 mm). For sunshine, September leads with about 62% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are September, June, and August — expect around 16.6–23.9°C with roughly 25% chance of rain on a given day in September.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | -4.7° / 1.3° | 19% | 72 mm | 48% | 27.3 kph |
| February | -4.5° / 2.2° | 17% | 68 mm | 47% | 26.9 kph |
| March | -0.6° / 5.7° | 24% | 94 mm | 48% | 25.3 kph |
| April | 4.5° / 11.6° | 27% | 91 mm | 48% | 22.6 kph |
| May | 10.7° / 18.5° | 28% | 81 mm | 47% | 19.9 kph |
| June☀ | 18° / 25.5° | 26% | 72 mm | 52% | 18.3 kph |
| July | 22.3° / 30° | 25% | 68 mm | 57% | 17.3 kph |
| August☀ | 22.1° / 29.7° | 26% | 78 mm | 60% | 17.6 kph |
| September☀ | 16.6° / 23.9° | 25% | 84 mm | 62% | 19.5 kph |
| October | 9.4° / 16.9° | 27% | 96 mm | 60% | 22.8 kph |
| November | 3.3° / 10.4° | 27% | 98 mm | 53% | 25.5 kph |
| December | -1.6° / 4.5° | 25% | 92 mm | 49% | 26.9 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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