Weather in Dundalk in September
Dundalk, United States averages a high of 24.8°C (76.6°F) and low of 17.6°C (63.7°F) in September, with 9 rain days and 9.3 hours of daily sunshine. Travel score: 82.3/100 (Excellent). The best time to visit Dundalk is September.
High
25°C77°F
Low
18°C64°F
🌧️
9
rain days
☀️
9.3
hrs/day sunshine
💧
73%
humidity
82— Excellent
September in Dundalk is warm and occasionally wet — excellent conditions for exploring.
What are the average temperatures in Dundalk?
How much does it rain in Dundalk in September?
Dundalk receives an average of 121.8mm of rainfall across 9 rainy days in September. The annual total is 1214.4mm.
What should I pack for Dundalk in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 25°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (9 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.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare Dundalk
Popular comparisons:
How can I plan my trip to Dundalk?
What other cities are near Dundalk?
What are other popular cities in United States?
What is the weather like in other months in Dundalk?
Data based on 1994–2024 averages · Last updated: 2024-12-31