Fort Vancouver National Historic Site in August
August at Fort Vancouver National Historic Site averages a daytime high near 82°F and an overnight low around 57°F, with about 0.5" of precipitation. Visitation runs about 1.3× the park's average month, which makes August a busy month here.
- Average low
- 57°F
- Average high
- 82°F
Range across the year: 34°F to 82°F
- Precipitation
- 0.5 in
- Daylight
- 13.9 hours
Roughly 11% of the park's yearly visitors come in August: about 104,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes August the 4th-busiest of the park's twelve months, sitting between the July peak (1.8×) and the December low (0.6×).
On our Best Time to Visit score August rates 70/100 ("Good"). Our recommended month is September: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 69°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 0.4 miles from the park.
August falls inside the park's busiest stretch: June, July and August together pull about 38% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 13.9 hours of daylight in August to explore — between the 8.5-hour midwinter low and the 15.5-hour summer high.
Park-wide, 2025 drew 1,071,161 recreation visits, up 6.3% from 1,007,756 in 2024.
How August compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| July | 81°F / 57°F | 1.8× Very busy | 57 Fair |
| August | 82°F / 57°F | 1.3× Busy | 70 Good |
| September | 76°F / 52°F | 0.9× Average | 74 Good |
All twelve months at Fort Vancouver, with the best time to visit.
Things to do at Fort Vancouver in August
The National Park Service tags 20 Fort Vancouver activities for summer. Here are 8 of them. Each links to the park's own page for it.
- Picnicking at Fort Vancouver National Historic Site · 1-2 hours
- Become a Junior Ranger at Fort Vancouver National Historic Site
- Birdwatching at Fort Vancouver National Historic Site
- Level 1 Trails at Fort Vancouver National Historic Site · 0-40 minutes
- Play at Fort Vancouver National Historic Site
- The Park Prescription Program at Fort Vancouver · 15-90 minutes
- Visit the Fort Vancouver Garden · 5-30 minutes
- Watch a Blacksmith Work at Fort Vancouver · 5-30 minutes
Frequently Asked Questions
August averages a daytime high near 82°F and an overnight low around 57°F at Fort Vancouver National Historic Site, with about 0.5 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 0.4 miles from the park, so conditions inside the park can differ, especially at other elevations.
August is busy at Fort Vancouver National Historic Site (about 1.3× the average month). Our best-time score rates it "Good" at 70/100. Our recommended month is September.
The busiest month is July and the quietest is December. August sits at about 1.3× the park's average, or 11% of annual visitation.
A typical August sees about 104,000 recreation visits at Fort Vancouver National Historic Site, based on National Park Service monthly counts from 1979–2025.
Where to stay near Fort Vancouver in August
Booking a August trip to Fort Vancouver National Historic Site? Compare hotels, cabins and vacation rentals near the park with live August availability and prices.
Top-rated places to stay near Fort Vancouver
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 August.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.