Weather on August 4 at Grand Canyon

Grand Canyon National Park

AZSouthwest7,000 ft elevation
Avg High81°F
Avg Low51°F
Warmest199475°F
Coldest197657°F

Based on 55 years of data from Flagstaff, AZ

Elevation Note: Grand Canyon sits at 7,000 ft. Expect temperatures 25°F cooler than the data shown below, which comes from Flagstaff, AZ at a lower elevation.

Planning Your Visit

August 4th in Grand Canyon National Park (via Flagstaff, AZ) typically brings warm summer weather, with average highs around 81°F and lows near 51°F — a 30°F daily swing. Over 55 years of records, the warmest August 4th was in 1994 (75°F average), while the coldest was 1976 (57°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 42% of August 4th dates historically, with the wettest August 4th recording 2.82" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.

Planning for August 4th in Grand Canyon? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202587°F47°F0"0"
202485°F54°F0"0"
202385°F47°F0"0"
202277°F56°F0"0"
202187°F48°F0"0"
202083°F47°F0"0"
201983°F58°F0.1"0"
201883°F54°F0"0"
201773°F55°F2.67"0"
201672°F52°F1.04"0"
201584°F50°F0"0"
201474°F50°F0"0"
201377°F54°F0"0"
201281°F53°F0.03"0"
201180°F50°F0"0"
201080°F52°F0"0"
200986°F58°F0.03"0"
200877°F58°F0.43"0"
200775°F60°F0.25"0"
200666°F53°F1.47"0"
200576°F50°F0"0"
200481°F54°F0.61"0"
200380°F49°F0"--
200275°F55°F0.36"0"
200180°F53°F1.68"--
200086°F55°F0.08"0"
199976°F46°F0.08"--
199883°F47°F0"--
199773°F51°F0.3"--
199675°F48°F0"--
199589°F55°F0"0"
199491°F59°F0"0"
199380°F55°F2.82"0"
199284°F51°F0"0"
199184°F45°F0"0"
199086°F45°F0"0"
198981°F48°F0"0"
198884°F53°F0"0"
198784°F56°F0.91"0"
198683°F51°F0.03"0"
198583°F51°F0.03"0"
198479°F50°F0.08"0"
198377°F53°F0"0"
198280°F46°F0"0"
198183°F50°F0"0"
198082°F58°F0"0"
197987°F47°F0"0"
197885°F46°F0"0"
197782°F51°F0.18"0"
197677°F38°F0"0"
197590°F45°F0"0"
197473°F54°F0.53"0"
197375°F51°F0"0"
197281°F48°F1.73"0"
197181°F54°F0.61"0"

August 4 at Nearby Parks

Holiday Weather at Grand Canyon

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

Explore More at Grand Canyon

See historical weather for other dates

Back to Grand Canyon