Assateague Island National Seashore in May
May at Assateague Island National Seashore averages a daytime high near 72°F and an overnight low around 54°F, with about 3.2" of precipitation. Visitation runs about 1× the park's average month, which makes May an average month here.
- Average low
- 54°F
- Average high
- 72°F
Range across the year: 31°F to 86°F
- Precipitation
- 3.2 in
- Daylight
- 14.1 hours
Roughly 8% of the park's yearly visitors come in May: about 195,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes May the 5th-busiest of the park's twelve months, sitting between the July peak (2.5×) and the December low (0.3×).
On our Best Time to Visit score May rates 73/100 ("Good"). Our recommended month is October: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 63°F is a comfortable range for hiking and being outdoors all day. These figures are 1991–2020 NOAA climate normals from the nearest station, about 2.1 miles from the park.
Because June, July and August together draw about 55% of annual visitors, choosing May instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 14.1 hours of daylight in May to explore — between the 9.4-hour midwinter low and the 14.6-hour summer high.
Park-wide, 2025 drew 2,325,195 recreation visits, up 1.9% from 2,282,498 in 2024.
How May compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| April | 63°F / 45°F | 0.7× Quiet | 66 Good |
| May | 72°F / 54°F | 1.0× Average | 73 Good |
| June | 81°F / 63°F | 1.8× Very busy | 60 Good |
All twelve months at Assateague Island, with the best time to visit.
Things to do at Assateague Island in May
The National Park Service tags 6 Assateague Island activities for spring. Each links to the park's own page for it.
Frequently Asked Questions
May averages a daytime high near 72°F and an overnight low around 54°F at Assateague Island National Seashore, with about 3.2 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.
May is average at Assateague Island National Seashore (about 1.0× the average month). Our best-time score rates it "Good" at 73/100. Our recommended month is October.
The busiest month is July and the quietest is December. May sits at about 1.0× the park's average, or 8% of annual visitation.
A typical May sees about 195,000 recreation visits at Assateague Island National Seashore, based on National Park Service monthly counts from 1979–2025.
Where to stay near Assateague Island in May
Booking a May trip to Assateague Island National Seashore? Compare hotels, cabins and vacation rentals near the park with live May 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.
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See the full ranking of the best national parks to visit in May.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.