Dover
FallPeak season ~77°F highs
Things to do in Dover in September
September is one of the best months to visit Dover, with average highs around 77°F. Crisp air and changing leaves make parks and viewpoints shine.
Best picks for September
What's famous here, weighted toward what shines in September.
Holidays in September 2027
- Labour Day · Mon, Sep 6
Expect busier roads and pricier stays around these dates. See long weekends.
Also great in September in Delaware
Dover in September: quick answers
Is September a good time to visit Dover?
September is one of the best months to visit Dover, with average highs around 77°F. Crisp air and changing leaves make parks and viewpoints shine.
What is the weather like in Dover in September?
Average daytime highs are around 77°F, compared with 85°F in the warmest month. Check the forecast a week out; our planner favors indoor stops on rainy days.
What are the best things to do in Dover in September?
Top picks for September: Bombay Hook National Wildlife Refuge, Cedar Swamp Wildlife Area, Killens Pond State Park, Blackbird State Forest, Parson Thorne Mansion.
