Assateague Island National Seashore in July
July at Assateague Island National Seashore averages a daytime high near 86°F and an overnight low around 68°F, with about 4.2" of precipitation. Visitation runs about 2.5× the park's average month, which makes July a very busy month here.
- Average low
- 68°F
- Average high
- 86°F
Range across the year: 31°F to 86°F
- Precipitation
- 4.2 in
- Daylight
- 14.4 hours
Roughly 21% of the park's yearly visitors come in July: about 493,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
It is the single busiest month of the year at Assateague Island; December, the quietest, runs only about 0.3× the average — a 10-to-1 swing between high and low season.
On our Best Time to Visit score July rates 38/100 ("Poor"). Our recommended month is October: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 77°F is warm enough that midday heat is worth planning around. These figures are 1991–2020 NOAA climate normals from the nearest station, about 2.1 miles from the park.
July falls inside the park's busiest stretch: June, July and August together pull about 55% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 14.4 hours of daylight in July to explore — near the year-round maximum.
Park-wide, 2025 drew 2,325,195 recreation visits, up 1.9% from 2,282,498 in 2024.
How July compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| June | 81°F / 63°F | 1.8× Very busy | 60 Good |
| July | 86°F / 68°F | 2.5× Very busy | 38 Poor |
| August | 85°F / 68°F | 2.2× Very busy | 44 Poor |
All twelve months at Assateague Island, with the best time to visit.
Things to do at Assateague Island in July
The National Park Service tags 6 Assateague Island activities for summer. Each links to the park's own page for it.
Frequently Asked Questions
July averages a daytime high near 86°F and an overnight low around 68°F at Assateague Island National Seashore, with about 4.2 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 2.1 miles from the park, so conditions inside the park can differ, especially at other elevations.
July is very busy at Assateague Island National Seashore (about 2.5× the average month). Our best-time score rates it "Poor" at 38/100. Our recommended month is October.
The busiest month is July and the quietest is December. July sits at about 2.5× the park's average, or 21% of annual visitation.
A typical July sees about 493,000 recreation visits at Assateague Island National Seashore, based on National Park Service monthly counts from 1979–2025.
Where to stay near Assateague Island in July
Booking a July trip to Assateague Island National Seashore? Compare hotels, cabins and vacation rentals near the park with live July availability and prices.
Top-rated places to stay near Assateague Island
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Visiting Assateague Island in July?
Get crowd forecasts and lodging deals for Assateague Island by email. No spam, unsubscribe anytime.
See the full ranking of the best national parks to visit in July.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.