Campsite Odds

Booking odds · December

Granite Butte Lookout in December: How Hard Is It to Book?

Granite Butte Lookout · MT · Helena-Lewis and Clark National Forest

The verdict

Hard

Booking difficulty 9 out of 10. Competitive. Be ready when the booking window opens.

Fills in weeksBased on 3 years of reservation data

December dates tend to fill up in the weeks before arrival.

Granite Butte Lookout in December scores 9 out of 10 for booking difficulty — hard. Competitive. Be ready when the booking window opens.

Across the last 3 years of reservation history, the typical December booking was locked in about 112 days before arrival, with the campground running roughly 73% full that month. The lightest arrival day is Monday, so shifting to a midweek start is the single easiest way to improve your odds.

Lead time

How far ahead people book

Same day: 0% of bookingsSame day1–3d: 0% of bookings1–3d4–7d: 2% of bookings4–7d1–2wk: 15% of bookings15%1–2wk2–4wk: 2% of bookings2–4wk1–2mo: 15% of bookings15%1–2mo2–3mo: 13% of bookings13%2–3mo3–6mo: 46% of bookings46%3–6mo6mo+: 8% of bookings8%6mo+Median booking lead time: 112 days ahead
Demand split

Weekend vs. weekday demand

Weekend (Fri–Sat)Weekday (Sun–Thu)

Best odds: arrivals are lightest on Monday in December. A midweek arrival is your easiest booking.

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Booking window · December 2026

When December reservations open

Reservations for Granite Butte Lookout in December 2026 operate on a rolling 6-month window releasing at 7:00 AM ET.

December 1 stays open

June 1, 2026

at 7:00 AM ET

Release style

6-Month Rolling Window

Releases daily 6 months ahead at 7:00 AM ET

Campsites for December 1, 2026 become bookable on June 1, 2026 at 7:00 AM ET. Each subsequent date throughout December releases day-by-day exactly 6 months prior to arrival.

Facility note: Standard Recreation.gov 6-month rolling window: sites become bookable 6 months before arrival at 7:00 AM ET.

Plan B

Easier nearby options in December

If your dates are flexible, these nearby campgrounds are typically easier to book.

FAQ

Granite Butte Lookout in December: common questions

How hard is it to book Granite Butte Lookout in December?
Granite Butte Lookout rates 9 out of 10 for December — Hard. Competitive. Be ready when the booking window opens.
How far in advance should I book Granite Butte Lookout for December?
The typical December reservation was made about 112 days before arrival, so plan to book as early as your dates allow.
When do December reservations open for Granite Butte Lookout?
Reservations for Granite Butte Lookout in December 2026 open on a rolling 6-month window. Sites for December 1 become bookable on June 1, 2026 at 7:00 AM ET, with each subsequent day releasing day-by-day 6 months ahead.
What is the best day to arrive at Granite Butte Lookout in December?
Arrivals are lightest on Monday. A midweek arrival is usually the easiest booking.

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