Weather on April 20 at Haleakala

Haleakala National Park

HIIslands & Territories7,000 ft elevation
Avg High83°F
Avg Low67°F
Warmest198480°F
Coldest200971°F

Based on 54 years of data from Kahului, HI

Elevation Note: Haleakala sits at 7,000 ft. Expect temperatures 25°F cooler than the data shown below, which comes from Kahului, HI at a lower elevation.

Planning Your Visit

April 20th in Haleakala National Park (via Kahului, HI) typically brings warm spring weather, with average highs around 83°F and lows near 67°F. Over 54 years of records, the warmest April 20th was in 1984 (80°F average), while the coldest was 2009 (71°F) — a 9°F range across recorded history. Rain or other precipitation has occurred on about 24% of April 20th dates historically, with the wettest April 20th recording 3.4" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.

Planning for April 20th in Haleakala? Stay hydrated and seek shade during peak afternoon hours.

Year by Year History

YearHighLowPrecipSnow
202585°F67°F0"--
202383°F70°F0"--
202286°F70°F0"--
202185°F65°F0"--
202086°F61°F0"--
201986°F71°F0"--
201882°F72°F0"--
201787°F72°F3.4"--
201683°F69°F0"--
201582°F70°F0.15"--
201484°F70°F0.25"--
201387°F64°F0"--
201281°F68°F0"--
201187°F61°F0"--
201083°F70°F0"--
200980°F63°F1.65"--
200883°F67°F0"--
200783°F69°F0"--
200680°F67°F0"--
200582°F69°F0"--
200486°F63°F0"--
200382°F69°F0"--
200288°F65°F0"--
200182°F62°F0"--
200082°F69°F0"--
199984°F63°F0"--
199883°F67°F0.1"--
199786°F63°F0"0"
199685°F73°F0.18"0"
199586°F66°F0"0"
199479°F68°F0.41"0"
199378°F67°F0.08"0"
199287°F66°F0"0"
199181°F66°F0"0"
199082°F71°F0"0"
198978°F68°F0.03"0"
198885°F62°F0"0"
198785°F64°F0"0"
198685°F68°F0"0"
198579°F65°F0"0"
198489°F71°F0"0"
198381°F67°F0"0"
198283°F63°F0.76"0"
198187°F65°F0"0"
198082°F69°F0"0"
197982°F65°F0.05"0"
197882°F69°F0"0"
197782°F67°F0"0"
197678°F67°F0"0"
197581°F69°F0.18"0"
197485°F73°F0"0"
197384°F60°F0"0"
197279°F67°F0"0"
197175°F68°F0.3"0"

April 20 at Nearby Parks

Holiday Weather at Haleakala

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

Explore More at Haleakala

See historical weather for other dates

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