Weather on March 18 at Mammoth Cave

Mammoth Cave National Park

KYSoutheast800 ft elevation
Avg High61°F
Avg Low39°F
Warmest201168°F
Coldest199332°F

Based on 56 years of data from Bowling Green, KY

Planning Your Visit

March 18th in Mammoth Cave National Park (via Bowling Green, KY) typically brings mild spring weather, with average highs around 61°F and lows near 39°F. Over 56 years of records, the warmest March 18th was in 2011 (68°F average), while the coldest was 1993 (32°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 38% of March 18th dates historically, with the wettest March 18th recording 4.57" of rain. The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.

The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.

Planning for March 18th in Mammoth Cave? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202655°F32°F0.03"0"
202577°F38°F0"0"
202444°F30°F0"0"
202346°F27°F0"0"
202269°F48°F0.53"--
202164°F45°F0.25"0"
202066°F45°F2.11"0"
201953°F29°F0"0"
201858°F44°F0"0"
201757°F34°F0"0"
201668°F36°F0"0"
201550°F36°F0"0"
201458°F37°F0"0"
201361°F40°F4.11"0"
201282°F54°F0.08"0"
201180°F56°F0"0"
201068°F42°F0"0"
200975°F40°F0"0"
200871°F55°F0"0"
200750°F25°F0"0"
200655°F31°F0"0"
200558°F27°F0"0"
200470°F46°F0.48"0"
200366°F56°F0.05"0"
200257°F52°F0.51"0"
200153°F29°F0"0"
200060°F32°F0.05"0"
199961°F44°F0"0"
199864°F47°F--0"
199757°F48°F--0"
199658°F34°F0"0"
199573°F43°F0"0"
199467°F47°F0.05"0"
199341°F23°F0"0"
199267°F53°F2.29"0"
199153°F40°F0.03"0"
199062°F37°F0"0"
198968°F30°F1.3"0"
198838°F29°F0.28"0"
198762°F50°F0"0"
198670°F45°F4.57"0"
198547°F26°F0"0"
198451°F44°F0.05"0"
198353°F46°F0.36"0"
198285°F47°F0"0"
198146°F31°F0"0"
198052°F29°F0"0"
197976°F45°F0"0"
197851°F20°F0"0"
197771°F43°F0"0"
197667°F35°F0"0"
197556°F45°F0.58"0"
197460°F34°F0"0"
197353°F29°F0"0"
197261°F40°F0.03"0"
197164°F26°F0.58"0"

March 18 at Nearby Parks

Holiday Weather at Mammoth Cave

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

Explore More at Mammoth Cave

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