Weather on September 18 at Congaree

Congaree National Park

SCSoutheast100 ft elevation
Avg High87°F
Avg Low65°F
Warmest200586°F
Coldest198465°F

Based on 55 years of data from Columbia, SC

Planning Your Visit

September 18th in Congaree National Park (via Columbia, SC) typically brings warm fall weather, with average highs around 87°F and lows near 65°F. Over 55 years of records, the warmest September 18th was in 2005 (86°F average), while the coldest was 1984 (65°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 38% of September 18th dates historically, with the wettest September 18th recording 4.62" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.

Planning for September 18th in Congaree? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202595°F60°F0"0"
202486°F67°F0.03"0"
202383°F63°F0"0"
202293°F59°F0"0"
202189°F69°F0.03"0"
202079°F68°F0.38"0"
201996°F72°F0.1"0"
201895°F69°F1.47"0"
201790°F64°F0"0"
201693°F68°F0"0"
201591°F63°F0"0"
201486°F65°F0"--
201382°F58°F0"--
201285°F70°F0.61"--
201171°F61°F0"--
201096°F72°F0"0"
200983°F71°F2.64"0"
200884°F65°F0"--
200784°F58°F0"0"
200690°F70°F0"0"
2005101°F71°F0"0"
200484°F67°F0"--
200385°F65°F0"0"
200285°F69°F1.65"0"
200188°F58°F0"0"
200073°F59°F1.14"0"
199985°F56°F0"0"
199891°F70°F0.18"0"
199793°F72°F0"0"
199688°F62°F0"0"
199587°F61°F0"0"
199475°F66°F4.62"0"
199391°F70°F0.15"0"
199289°F67°F0"0"
199192°F71°F0"0"
199083°F56°F0"0"
198988°F64°F0"0"
198873°F67°F2.08"0"
198793°F70°F0"0"
198681°F58°F0"0"
198586°F52°F0"0"
198476°F55°F0"0"
198392°F67°F0"0"
198292°F71°F0.03"0"
198180°F60°F0"0"
198093°F71°F0.51"0"
197975°F63°F0.33"0"
197895°F71°F0"0"
197790°F71°F0.05"0"
197687°F60°F0"0"
197585°F67°F4.47"0"
197486°F65°F0.51"0"
197389°F65°F0"0"
197286°F70°F2.72"0"
197185°F70°F1.5"0"

September 18 at Nearby Parks

Holiday Weather at Congaree

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

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