Weather in Cambridge in September
Cambridge, United States averages a high of 22.7°C (72.9°F) and low of 14.4°C (57.9°F) in September, with 8 rain days and 9.1 hours of daily sunshine. Travel score: 79.9/100 (Good). The best time to visit Cambridge is August.
High
23°C73°F
Low
14°C58°F
🌧️
8
rain days
☀️
9.1
hrs/day sunshine
💧
75%
humidity
80— Good
September in Cambridge is warm and occasionally wet — good for most activities.
What are the average temperatures in Cambridge?
How much does it rain in Cambridge in September?
Cambridge receives an average of 92.8mm of rainfall across 8 rainy days in September. The annual total is 1124.9mm.
What should I pack for Cambridge in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 23°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (8 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to United States in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31