Effigy Mounds National Monument in June
June at Effigy Mounds National Monument averages a daytime high near 80°F and an overnight low around 59°F, with about 5.8" of precipitation. Visitation runs about 1.5× the park's average month, which makes June a busy month here.
- Average low
- 59°F
- Average high
- 80°F
Range across the year: 10°F to 83°F
- Precipitation
- 5.8 in
- Daylight
- 15.2 hours
Roughly 13% of the park's yearly visitors come in June: roughly 7,400 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes June the 3rd-busiest of the park's twelve months, sitting between the July peak (2×) and the December low (0.4×).
On our Best Time to Visit score June rates 62/100 ("Good"). Our recommended month is May: 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 3.7 miles from the park.
June 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 15.2 hours of daylight in June to explore — near the year-round maximum.
Park-wide, 2025 drew 56,912 recreation visits, down 8.2% from 61,975 in 2024.
Across the past decade overall visitation has risen about 7.1%, so a June visit is likely to feel busier than it did a few years ago.
How June compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| May | 70°F / 48°F | 1.1× Average | 63 Good |
| June | 80°F / 59°F | 1.5× Busy | 62 Good |
| July | 83°F / 63°F | 2.0× Very busy | 46 Fair |
All twelve months at Effigy Mounds, with the best time to visit.
Frequently Asked Questions
June averages a daytime high near 80°F and an overnight low around 59°F at Effigy Mounds National Monument, with about 5.8 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 3.7 miles from the park, so conditions inside the park can differ, especially at other elevations.
June is busy at Effigy Mounds National Monument (about 1.5× the average month). Our best-time score rates it "Good" at 62/100. Our recommended month is May.
The busiest month is July and the quietest is December. June sits at about 1.5× the park's average, or 13% of annual visitation.
A typical June sees about 7,000 recreation visits at Effigy Mounds National Monument, based on National Park Service monthly counts from 1979–2025.
Where to stay near Effigy Mounds in June
Booking a June trip to Effigy Mounds National Monument? Compare hotels, cabins and vacation rentals near the park with live June availability and prices.
Top-rated places to stay near Effigy Mounds
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 Effigy Mounds in June?
Get crowd forecasts and lodging deals for Effigy Mounds by email. No spam, unsubscribe anytime.
See the full ranking of the best national parks to visit in June.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.