Harry S Truman National Historic Site in July
July at Harry S Truman National Historic Site averages a daytime high near 88°F and an overnight low around 70°F, with about 4.6" of precipitation. Visitation runs about 1.8× the park's average month, which makes July a very busy month here.
- Average low
- 70°F
- Average high
- 88°F
Range across the year: 22°F to 88°F
- Precipitation
- 4.6 in
- Daylight
- 14.5 hours
Roughly 15% of the park's yearly visitors come in July: roughly 3,800 recreation visits in a typical year, based on National Park Service monthly counts from 1984 to 2025.
It is the single busiest month of the year at Harry S Truman; January, the quietest, runs only about 0.3× the average — a 6-to-1 swing between high and low season.
On our Best Time to Visit score July rates 31/100 ("Poor"). Our recommended month is October: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 79°F is warm enough that midday heat is worth planning around. These figures are 1991–2020 NOAA climate normals from the nearest station, about 8.1 miles from the park.
July falls inside the park's busiest stretch: June, July and August together pull about 41% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 14.5 hours of daylight in July to explore — near the year-round maximum.
Park-wide, 2025 drew 19,296 recreation visits, down 19.9% from 24,102 in 2024.
Across the past decade overall visitation has eased about 32.5%, so July may feel a touch quieter than it once did.
How July compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| June | 84°F / 65°F | 1.5× Busy | 51 Fair |
| July | 88°F / 70°F | 1.8× Very busy | 31 Poor |
| August | 87°F / 68°F | 1.6× Busy | 40 Poor |
All twelve months at Harry S Truman, with the best time to visit.
Frequently Asked Questions
July averages a daytime high near 88°F and an overnight low around 70°F at Harry S Truman National Historic Site, with about 4.6 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 8.1 miles from the park, so conditions inside the park can differ, especially at other elevations.
July is very busy at Harry S Truman National Historic Site (about 1.8× the average month). Our best-time score rates it "Poor" at 31/100. Our recommended month is October.
The busiest month is July and the quietest is January. July sits at about 1.8× the park's average, or 15% of annual visitation.
A typical July sees about 4,000 recreation visits at Harry S Truman National Historic Site, based on National Park Service monthly counts from 1984–2025.
Where to stay near Harry S Truman in July
Booking a July trip to Harry S Truman National Historic Site? Compare hotels, cabins and vacation rentals near the park with live July availability and prices.
Top-rated places to stay near Harry S Truman
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 Harry S Truman in July?
Get crowd forecasts and lodging deals for Harry S Truman 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 (1984–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.