Fossil Butte National Monument in April
April at Fossil Butte National Monument averages a daytime high near 52°F and an overnight low around 23°F, with about 1.1" of precipitation. Visitation runs about 0.3× the park's average month, which makes April a very quiet month here.
- Average low
- 23°F
- Average high
- 52°F
Range across the year: 5°F to 83°F
- Precipitation
- 1.1 in
- Daylight
- 13.1 hours
Roughly 3% of the park's yearly visitors come in April: about 570 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes April the 7th-busiest of the park's twelve months, sitting between the July peak (2.8×) and the January low (0.1×).
On our Best Time to Visit score April rates 57/100 ("Fair"). Our recommended month is September: the lightest crowds of the park's good-weather months.
The daily average of about 38°F is cool, so layers and a shorter daylight window matter. These figures are 1991–2020 NOAA climate normals from the nearest station, about 1.4 miles from the park.
Because June, July and August together draw about 61% of annual visitors, choosing April instead steps outside that summer crush — the single biggest lever on how crowded the park feels.
You'll have about 13.1 hours of daylight in April to explore — between the 9-hour midwinter low and the 15-hour summer high.
Park-wide, 2025 drew 20,626 recreation visits, down 4% from 21,491 in 2024.
How April compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| March | 41°F / 16°F | 0.2× Very quiet | 47 Fair |
| April | 52°F / 23°F | 0.3× Very quiet | 57 Fair |
| May | 63°F / 30°F | 1.2× Busy | 55 Fair |
All twelve months at Fossil Butte, with the best time to visit.
Frequently Asked Questions
April averages a daytime high near 52°F and an overnight low around 23°F at Fossil Butte National Monument, with about 1.1 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 1.4 miles from the park, so conditions inside the park can differ, especially at other elevations.
April is very quiet at Fossil Butte National Monument (about 0.3× the average month). Our best-time score rates it "Fair" at 57/100. Our recommended month is September.
The busiest month is July and the quietest is January. April sits at about 0.3× the park's average, or 3% of annual visitation.
A typical April sees about 1,000 recreation visits at Fossil Butte National Monument, based on National Park Service monthly counts from 1979–2025.
Where to stay near Fossil Butte in April
Booking a April trip to Fossil Butte National Monument? Compare hotels, cabins and vacation rentals near the park with live April availability and prices.
Top-rated places to stay near Fossil Butte
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See the full ranking of the best national parks to visit in April.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.