Piscataway Park in July
July at Piscataway Park averages a daytime high near 88°F and an overnight low around 69°F, with about 5" of precipitation. Visitation runs about 1.2× the park's average month, which makes July a busy month here.
- Average low
- 69°F
- Average high
- 88°F
Range across the year: 27°F to 88°F
- Precipitation
- 5.0 in
- Daylight
- 14.5 hours
Roughly 10% of the park's yearly visitors come in July: about 24,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes July the 2nd-busiest of the park's twelve months, sitting between the June peak (1.3×) and the January low (0.5×).
On our Best Time to Visit score July rates 33/100 ("Poor"). Our recommended month is September: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 78°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 31% 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 275,070 recreation visits, down 17.7% from 334,260 in 2024.
Across the past decade overall visitation has risen about 53.8%, so a July visit is likely to feel busier than it did a few years ago.
How July compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| June | 84°F / 64°F | 1.3× Busy | 44 Poor |
| July | 88°F / 69°F | 1.2× Busy | 33 Poor |
| August | 87°F / 67°F | 1.2× Busy | 41 Poor |
All twelve months at Piscataway, with the best time to visit.
Things to do at Piscataway in July
The National Park Service tags 4 Piscataway activities for summer. Each links to the park's own page for it.
- Bicycle Smallwood State Park to Oxon Cove Park · 1-2 days
- Collect all the National Capital Parks - East Passport Stamps · 5-10 minutes
- Junior Ranger Programs at National Capital Parks - East · 30-90 minutes
- See Mount Vernon From Piscataway Park · 1-2 hours
Frequently Asked Questions
July averages a daytime high near 88°F and an overnight low around 69°F at Piscataway Park, with about 5 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 busy at Piscataway Park (about 1.2× the average month). Our best-time score rates it "Poor" at 33/100. Our recommended month is September.
The busiest month is June and the quietest is January. July sits at about 1.2× the park's average, or 10% of annual visitation.
A typical July sees about 24,000 recreation visits at Piscataway Park, based on National Park Service monthly counts from 1979–2025.
Where to stay near Piscataway in July
Booking a July trip to Piscataway Park? Compare hotels, cabins and vacation rentals near the park with live July availability and prices.
Top-rated places to stay near Piscataway
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 July.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.