Ulysses S Grant National Historic Site in May
May at Ulysses S Grant National Historic Site averages a daytime high near 77°F and an overnight low around 59°F, with about 4.9" of precipitation. Visitation runs about 1.4× the park's average month, which makes May a busy month here.
- Average low
- 59°F
- Average high
- 77°F
Range across the year: 25°F to 90°F
- Precipitation
- 4.9 in
- Daylight
- 14.1 hours
Roughly 12% of the park's yearly visitors come in May: roughly 4,700 recreation visits in a typical year, based on National Park Service monthly counts from 1991 to 2025.
That makes May the 4th-busiest of the park's twelve months, sitting between the July peak (1.8×) and the January low (0.3×).
On our Best Time to Visit score May rates 60/100 ("Good"). Our recommended month is October: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 68°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 7 miles from the park.
Because June, July and August together draw about 41% 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, 2024 drew 44,732 recreation visits, up 35.3% from 33,065 in 2023.
Across the past decade overall visitation has eased about 22.4%, so May may feel a touch quieter than it once did.
How May compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| April | 68°F / 48°F | 1.1× Average | 56 Fair |
| May | 77°F / 59°F | 1.4× Busy | 60 Good |
| June | 86°F / 67°F | 1.5× Busy | 47 Fair |
All twelve months at Ulysses S Grant, with the best time to visit.
Things to do at Ulysses S Grant in May
The National Park Service tags 18 Ulysses S Grant activities for spring. Here are 8 of them. Each links to the park's own page for it.
- Moving Through History · 90 minutes · reservation required
- A Place Called Home · 5-15 minutes
- Check Out the Park Museum · 20-30 minutes
- Do the Junior Ranger Program · 60-90 minutes
- Historic Trees at White Haven · 5-15 minutes
- Pause in the Summer Kitchen · 5-15 minutes
- The Legacy of Freedom · 22 minutes
- Visit the White Haven Estate · 20-30 minutes
Frequently Asked Questions
May averages a daytime high near 77°F and an overnight low around 59°F at Ulysses S Grant National Historic Site, with about 4.9 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 7 miles from the park, so conditions inside the park can differ, especially at other elevations.
May is busy at Ulysses S Grant National Historic Site (about 1.4× the average month). Our best-time score rates it "Good" at 60/100. Our recommended month is October.
The busiest month is July and the quietest is January. May sits at about 1.4× the park's average, or 12% of annual visitation.
A typical May sees about 5,000 recreation visits at Ulysses S Grant National Historic Site, based on National Park Service monthly counts from 1991–2025.
Where to stay near Ulysses S Grant in May
Booking a May trip to Ulysses S Grant National Historic Site? Compare hotels, cabins and vacation rentals near the park with live May availability and prices.
Top-rated places to stay near Ulysses S Grant
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 (1991–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.