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WhenToVisitParks

Roger Williams National Memorial in July

Very busy1.8× average month · best-time score 46/100

July at Roger Williams National Memorial averages a daytime high near 84°F and an overnight low around 65°F, with about 2.9" of precipitation. Visitation runs about 1.8× the park's average month, which makes July a very busy month here.

Average low
65°F
Average high
84°F

Range across the year: 22°F to 84°F

Crowds
1.8× averageVery busy
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Precipitation
2.9 in
Daylight
14.8 hours

Roughly 15% of the park's yearly visitors come in July: roughly 7,200 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.

It is the single busiest month of the year at Roger Williams; January, the quietest, runs only about 0.2× the average — a 8-to-1 swing between high and low season.

On our Best Time to Visit score July rates 46/100 ("Fair"). Our recommended month is May: pleasant weather with noticeably thinner crowds (shoulder season).

The daily average of about 74°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 7.5 miles from the park.

July falls inside the park's busiest stretch: June, July and August together pull about 42% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.

You'll have about 14.8 hours of daylight in July to explore — near the year-round maximum.

Park-wide, 2025 drew 38,959 recreation visits, down 9.9% from 43,242 in 2024.

Across the past decade overall visitation has eased about 41.4%, so July may feel a touch quieter than it once did.

How July compares with the months around it

MonthAvg high / lowCrowdsBest-time score
June78°F / 59°F1.6× Very busy57 Fair
July84°F / 65°F1.8× Very busy46 Fair
August82°F / 64°F1.6× Very busy50 Fair

All twelve months at Roger Williams, with the best time to visit.

Reviewed by WhenToVisitParks Editorial Team · Updated

Frequently Asked Questions

July averages a daytime high near 84°F and an overnight low around 65°F at Roger Williams National Memorial, with about 2.9 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 7.5 miles from the park, so conditions inside the park can differ, especially at other elevations.

July is very busy at Roger Williams National Memorial (about 1.8× the average month). Our best-time score rates it "Fair" at 46/100. Our recommended month is May.

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 7,000 recreation visits at Roger Williams National Memorial, based on National Park Service monthly counts from 1979–2025.

Where to stay near Roger Williams in July

Booking a July trip to Roger Williams National Memorial? Compare hotels, cabins and vacation rentals near the park with live July availability and prices.

Top-rated places to stay near Roger Williams

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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.