Bureau of Land Management · Montana

South Fork Reservoir

Bureau of Land Management · Montana, United States

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Elevation
2,762 ft
Dark sky
Bortle class 1
Cell coverage
Verizon weak · T-Mobile none · AT&T none (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)

About

BLM campground.

Weather, month by month

MonthTypical highTypical lowColdest nightHottest dayYears with a night below 32°F
January31°14°-20°49°11 of 11
February33°15°-23°62°11 of 11
March43°26°-1°72°11 of 11
April54°34°4°84°9 of 11
May67°45°32°87°0 of 11
June77°57°48°106°0 of 11
July88°64°54°108°0 of 11
August85°62°51°102°0 of 11
September74°54°38°92°0 of 11
October59°41°21°80°4 of 10
November48°31°-3°68°10 of 10
December35°19°-5°53°10 of 10

Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.

Nearby campgrounds

All public campgrounds in Montana · Every state and province · Facts read from the operator 2026-09-28. Confirm fees, rules and current status with the operator before you go.