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Weather on August 12 at Black Canyon of the Gunnison

Black Canyon of the Gunnison National Park

CORocky Mountain8,000 ft elevation
Avg High87°F
Avg Low56°F
Warmest202681°F
Coldest198159°F

Based on 56 years of data from Montrose, CO

Elevation Note: Black Canyon of the Gunnison sits at 8,000 ft. Expect temperatures 28°F cooler than the data shown below, which comes from Montrose, CO at a lower elevation.

Planning Your Visit

August 12th in Black Canyon of the Gunnison National Park (via Montrose, CO) typically brings warm summer weather, with average highs around 87°F and lows near 56°F — a 31°F daily swing. Over 56 years of records, the warmest August 12th was in 2026 (81°F average), while the coldest was 1981 (59°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 29% of August 12th dates historically, with the wettest August 12th recording 0.61" of rain. The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.

The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.

Planning for August 12th in Black Canyon of the Gunnison? Stay hydrated and seek shade during peak afternoon hours.

Year by Year History

YearHighLowPrecipSnow
202695°F67°F0"0"
202591°F53°F0"0"
202482°F57°F0.22"0"
202390°F58°F0"0"
202292°F60°F0.13"0"
202193°F58°F0"0"
202092°F68°F0"0"
201989°F56°F--0"
201894°F65°F0"0"
201774°F53°F0.61"--
201687°F55°F0"0"
201583°F57°F0.17"0"
201488°F55°F0"0"
201381°F53°F0"0"
201290°F58°F0"0"
201191°F56°F0"0"
201084°F53°F0.01"0"
200989°F48°F0"0"
200888°F56°F0"0"
200792°F58°F0"0"
200690°F57°F0.03"0"
200580°F54°F0"0"
200491°F54°F0"0"
200394°F61°F0"0"
200292°F57°F0"0"
200187°F55°F0"0"
200091°F60°F0"0"
199981°F51°F0.19"0"
199884°F54°F0"0"
199775°F51°F0"0"
199691°F51°F0"0"
199593°F60°F0"0"
199487°F52°F0"0"
199384°F50°F0"0"
199288°F54°F0"0"
199185°F61°F0"0"
199087°F56°F0.09"0"
198983°F57°F0.22"0"
198891°F56°F0.03"0"
198788°F56°F0.04"0"
198685°F55°F0"0"
198585°F47°F0"0"
198485°F54°F0"0"
198387°F61°F0.01"0"
198284°F60°F0.14"0"
198166°F52°F0.27"0"
198094°F56°F0"0"
197990°F57°F0"0"
197894°F63°F0"0"
197790°F59°F0"0"
197682°F49°F0.02"0"
197585°F58°F0.06"0"
197485°F53°F0"0"
197392°F54°F0"0"
197296°F57°F0"0"
197190°F57°F0"0"

August 12 at Nearby Parks

Holiday Weather at Black Canyon of the Gunnison

Official NPS WebsiteVisit nps.gov/blca for park information, alerts, and reservations
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