Weather on August 14 at Indiana Dunes

Indiana Dunes National Park

INMidwest600 ft elevation
Avg High81°F
Avg Low61°F
Warmest198884°F
Coldest200458°F

Based on 55 years of data from Gary, IN

Planning Your Visit

August 14th in Indiana Dunes National Park (via Gary, IN) typically brings warm summer weather, with average highs around 81°F and lows near 61°F. Over 55 years of records, the warmest August 14th was in 1988 (84°F average), while the coldest was 2004 (58°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 35% of August 14th dates historically, with the wettest August 14th recording 4.39" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.

Planning for August 14th in Indiana Dunes? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202583°F64°F0"0"
202480°F57°F0"0"
202376°F63°F0"0"
202276°F62°F0"0"
202179°F60°F----
202084°F61°F0"0"
201978°F64°F0"0"
201882°F63°F0"--
201777°F61°F0"0"
201687°F66°F0"0"
201583°F66°F0"0"
201479°F58°F0"0"
201368°F51°F----
201268°F59°F0.58"0"
201182°F62°F2.64"0"
201091°F72°F0.46"0"
200982°F55°F0"0"
200876°F63°F1.65"0"
200778°F60°F0.69"0"
200682°F62°F0"0"
200578°F69°F1.3"0"
200467°F50°F0.18"0"
200375°F65°F0"0"
200287°F67°F1.55"0"
200175°F54°F0"0"
200078°F62°F0"0"
199981°F51°F0"0"
199882°F57°F0"0"
199775°F52°F--0"
199685°F62°F0.05"0"
199593°F73°F0"0"
199480°F62°F0.38"0"
199384°F69°F0"0"
199268°F54°F0"0"
199185°F55°F0"0"
199078°F51°F0"0"
198983°F66°F0.94"0"
198893°F76°F0"0"
198790°F71°F2.79"0"
198684°F58°F0"0"
198585°F67°F1.88"0"
198484°F56°F0"0"
198386°F56°F0"0"
198283°F55°F0"0"
198186°F67°F0.61"0"
198076°F64°F4.39"0"
197975°F59°F0.13"0"
197888°F64°F0"0"
197782°F57°F0"0"
197679°F55°F0.66"0"
197586°F63°F1.73"0"
197479°F59°F0"0"
197383°F65°F0.15"0"
197292°F71°F0"0"
197187°F66°F0"0"

August 14 at Nearby Parks

Holiday Weather at Indiana Dunes

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

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