Assateague Island
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Assateague Island Weather in September

During September, Assateague Island experiences high daytime temperatures of 27°C (81°F) and cooler nights around 18°C (64°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Assateague Island in September

Given that this is the rainiest month, it's wise to carry an umbrella to stay dry during unexpected showers. This month experiences about 9 days of rain according to historical data, averaging 133 mm (5.2 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Assateague Island in September

Temperatures in Assateague Island in September top out at 27°C (81°F) and drop to 18°C (64°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

If your ideal day consists of dry skies and pleasant temperatures, May typically offers the best circumstances for Assateague Island.

Assateague Island Temperature in September

Min Temperature
18°C (64°F)
Max Temperature
27°C (81°F)
Chance of Rain
30%
Precipitation
133 mm (5.2 in)
Rainy days
9 days
Humidity
74% *
* Data from: Ocean City, the United States of America (44 KM, 27 Miles).

Assateague Island Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Assateague Island - and find the best time to visit.

Best Places in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Assateague Island in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in Assateague Island in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Assateague Island 3-Day Forecast

More climate data for Assateague Island

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.