Coverage · 436 NPS places tracked 86 source-reviewed briefsPlanning · Seasonal windows modeled and labeledOperations · Official alerts verify at nps.govSource-reviewed · Place briefs with dated source cardsCatalog · Preview pages identity snapshot onlyListening · Procedural cues never field recordings
National Monument · Hagerman Fossil Beds National Monument

Hagerman Fossil Beds National Monument

Best primary window for Hagerman Fossil Beds: July, with August and September as strong shoulder months.

During the Pliocene, this place looked quite different. Lush wetlands, forests, and grasslands provided excellent habitat for a variety of animals. From fascinating, now-extinct creatures like the saber-toothed cat, mastodon, and ground sloth, to more familiar animals like horses, beavers, and birds, the scientific study of Pliocene fossils is the key to Hagerman.

This page identifies Hagerman Fossil Beds National Monument from the checked-in NPS snapshot, dated source cards, and the month windows listed here.

Answer Brief

Answer-first planning signal

Best current use
Hagerman Fossil Beds National Monument is listed as a National Monument in the checked-in NPS identity snapshot.
Best months
July, August, September
Peak crowd months
July, August, June
Current signal
Hagerman Fossil Beds National Monument is listed as a National Monument in ID in the checked-in NPS identity snapshot. 4 source cards on this page. Data snapshot: October 27, 2026. Official NPS page: https://www.nps.gov/hafo/index.htm.
Visitor takeaway
Month windows for Hagerman Fossil Beds National Monument are listed on this page. Official NPS page: https://www.nps.gov/hafo/index.htm.
What it sounds like
Hagerman Fossil Beds audio on this page is a labeled modeled cue, not a field recording.

Summary at a glance

Hagerman Fossil Beds National Monument is listed as a National Monument in the checked-in NPS identity snapshot. 4 source cards on this page. Data snapshot: October 27, 2026. Listed month windows: July, August, and September.

Best Months
July
↑ August, September
Budget Months
September
October, May
Peak Crowd
July
August, June
Region
rocky mountain
Core Experiences
native-american-heritagewestward-expansionclimate-changefossils-and-paleontologygeologyAuto and ATVScenic DrivingFoodPicnickingGuided Tours

Month-by-month

Month windows on this page: July, August, and September listed as the primary window; July, August, and June listed as peak months; September, October, and May listed as lower-crowd months.

Primary Window

Listed primary window: July, August, and September.

Peak months

Listed peak months: July, August, and June.

Lower-crowd months

Listed lower-crowd months: September, October, and May.

Getting there

Use the closest major airport and a regional drive plan for Hagerman Fossil Beds.

The Thousand Springs Visitor Center is located about one mile north of downtown Hagerman on US Highway 30.

Place instrument

Clock, compare, and listen

Compare places

Season and now

Twelve-month planning is modeled from the published seasonal profile. The current hand stays unavailable until sourced alerts, hours, events, roads, and weather are fresh.

Current hand
Not available

Three listening lanes

Official NPS audio: Not provided for this snapshot.

Synthetic browser audio, never a field recording or live observation.

Jamcorder: Shared station.

Text equivalent for the seasonal place clock
MonthVisitabilityCrowd pressure
January4112
February4312
March4816
April5328
May5746
June5772
July6090
August6086
September5970
October5738
November5018
December4312

The cue is a browser-generated composition, not a field recording. How NPS Sounds modeled audio works.

Methodology

This page uses the checked-in NPS identity snapshot for Hagerman Fossil Beds National Monument, the 4 source cards below, and the figures listed above. Data snapshot: October 27, 2026. Read the NPS Sounds methodology and about NPS Sounds for how pages are assembled.

  • Data snapshot: October 27, 2026
  • Source cards: 4

Data Behind This Reading

Source provenance

NPS identity

high

Hagerman Fossil Beds National Monument is identified as National Monument with NPS code hafo.

Available · Data snapshot: October 27, 2026

Source

Official operations

limited

Official alerts should be verified on the NPS page. This site uses a checked-in snapshot, not a live operations feed.

From the data snapshot · Data snapshot: October 27, 2026

Source

Weather and seasonality

limited

Hagerman, Idaho, gets 10 inches of rain per year. On average, there are 213 sunny days per year in Hagerman, Idaho. The July high is around 94 degrees. The January low is 22. Our comfort index, which is based on humidity during the hot months, is a 78 out of 100, where higher is more comfortable. The US average on the comfort index is 44.

Modeled · Data snapshot: October 27, 2026

Source

How this page is assembled

limited

place page source cards come from the data snapshot October 27, 2026.

Data snapshot: October 27, 2026

Source