Theodore Roosevelt Island in May
May at Theodore Roosevelt Island averages a daytime high near 77°F and an overnight low around 58°F, with about 3.9" of precipitation. Visitation runs about 0.8× the park's average month, which makes May a quiet month here.
- Average low
- 58°F
- Average high
- 77°F
Range across the year: 30°F to 90°F
- Precipitation
- 3.9 in
- Daylight
- 14.1 hours
Roughly 7% of the park's yearly visitors come in May: about 11,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes May the 10th-busiest of the park's twelve months, sitting between the October peak (1.3×) and the February low (0.7×).
May is our recommended month at Theodore Roosevelt Island: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 67°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 3.7 miles from the park.
Because June, July and August together draw about 26% 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 9.3-hour midwinter low and the 14.7-hour summer high.
Park-wide, 2025 drew 159,828 recreation visits, down 8.6% from 174,954 in 2024.
How May compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| April | 68°F / 48°F | 1.0× Average | 57 Fair |
| May | 77°F / 58°F | 0.8× Quiet | 80 Excellent |
| June | 85°F / 68°F | 1.0× Average | 64 Good |
All twelve months at Theodore Roosevelt Island, with the best time to visit.
Things to do at Theodore Roosevelt Island in May
The National Park Service tags 3 Theodore Roosevelt Island activities for spring. Each links to the park's own page for it.
- Discover Theodore Roosevelt Island · 1-3 hours
- Multi-Park Loop
- Silver Line - DC Metro · 1-2 days
Frequently Asked Questions
May averages a daytime high near 77°F and an overnight low around 58°F at Theodore Roosevelt Island, with about 3.9 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 3.7 miles from the park, so conditions inside the park can differ, especially at other elevations.
May is quiet at Theodore Roosevelt Island (about 0.8× the average month). Our best-time score rates it "Excellent" at 80/100. May is our recommended month for this park.
The busiest month is October and the quietest is February. May sits at about 0.8× the park's average, or 7% of annual visitation.
A typical May sees about 11,000 recreation visits at Theodore Roosevelt Island, based on National Park Service monthly counts from 1979–2025.
Where to stay near Theodore Roosevelt Island in May
Booking a May trip to Theodore Roosevelt Island? Compare hotels, cabins and vacation rentals near the park with live May availability and prices.
Top-rated places to stay near Theodore Roosevelt Island
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
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Visiting Theodore Roosevelt Island in May?
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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.