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Barnstable County
Top activities in Barnstable County
Latest update
Walking around
Barnstable County Weather and climate
Data source：Meteostat
Update date：2025-09
Barnstable County year round climate
- Spring (March–May): Average 4.9–13.3°C, mild and rainy with occasional showers. March and April experience more rainfall. Common activities: Coastal walks, flower viewing. Suggested attire: Light jacket, comfortable long pants or skirt, rain gear.
- Summer (June–August): Average 18.4–23.3°C, warm and humid with occasional showers. July is the warmest month. Common activities: Beach activities, water sports, outdoor picnics. Suggested attire: Light and breathable short-sleeved clothing, shorts, swimwear, sun hat.
- Autumn (September–November): Average 13.0–18.2°C, comfortable and pleasant. September has the most rainfall. Common activities: Maple leaf viewing, hiking, seaside strolls. Suggested attire: Comfortable long-sleeved shirts, light jacket, comfortable pants.
- Winter (December–February): Average 1.4–3.3°C, cold and dry with low probability of snowfall. December and January experience more rainfall. Common activities: Indoor activities, museum visits. Suggested attire: Warm coat, hat, scarf, gloves.
Barnstable County climatological average
Annual average temperature: approx. 11°C / Annual rainfall: approx. 1286 mm / Summer humidity: 65%–75% / Rainiest month: September
Barnstable County monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
1.4°C
118
February
1.6°C
55.7
March
4.9°C
125
April
8.8°C
133
May
13.3°C
84
June
18.4°C
52.7
July
23.3°C
119.7
August
21.9°C
129.3
September
18.2°C
168.7
October
13°C
76
November
7.9°C
80
December
3.3°C
144.3
Barnstable County weather for the next seven days
11/3
Monday
Patchy rain nearby
15.3°C/3.6°C
11/4
Tuesday
Patchy rain nearby
14.7°C/8.4°C
11/5
Wednesday
Cloudy
13.2°C/8.2°C
11/6
Thursday
Patchy rain nearby
11.6°C/6.6°C
11/7
Friday
Sunny
12.4°C/4.2°C
11/8
Saturday
Moderate rain
14.6°C/5.6°C
11/9
Sunday
Partly Cloudy
7.3°C/4.2°C
