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Weather on May 18 at Zion

Zion National Park

UTSouthwest4,000 ft elevation
Avg High83°F
Avg Low53°F
Warmest200983°F
Coldest202636°F

Based on 56 years of data from Springdale, UT

Elevation Note: Zion sits at 4,000 ft. Expect temperatures 14°F cooler than the data shown below, which comes from Springdale, UT at a lower elevation.

Planning Your Visit

May 18th in Zion National Park (via Springdale, UT) typically brings warm spring weather, with average highs around 83°F and lows near 53°F — a 30°F daily swing. Over 56 years of records, the warmest May 18th was in 2009 (83°F average), while the coldest was 2026 (36°F) — a 47°F range across recorded history. Rain or other precipitation has occurred on about 14% of May 18th dates historically, with the wettest May 18th recording 1.4" of rain. The last decade has been 8.9°F cooler on this date compared to 20-30 years ago.

The last decade has been 8.9°F cooler on this date compared to 20-30 years ago.

Planning for May 18th in Zion? Stay hydrated and seek shade during peak afternoon hours.

Year by Year History

YearHighLowPrecipSnow
202646°F27°F----
202574°F48°F1.09"0"
202490°F60°F0"0"
202388°F57°F0.1"0"
202293°F55°F0"0"
202174°F55°F0"0"
202089°F59°F0"0"
201959°F42°F0"--
201885°F55°F0"0"
201759°F32°F1.14"0"
201676°F53°F0"0"
201576°F50°F0"0"
201493°F56°F0"0"
201381°F51°F0"0"
201295°F64°F0"0"
201163°F42°F1.4"--
201077°F57°F0"0"
2009102°F65°F0"0"
200899°F64°F0"0"
200793°F64°F0"0"
2006100°F63°F0"0"
200584°F49°F0"0"
200487°F58°F0"0"
200387°F63°F0"0"
200296°F58°F0"0"
200191°F56°F0"0"
200075°F53°F0.56"0"
199988°F55°F0"0"
199884°F50°F0"0"
199794°F64°F0"0"
199690°F50°F0"0"
199583°F52°F0"0"
199477°F46°F0"0"
199384°F55°F0"0"
199294°F60°F0"0"
199182°F43°F0"0"
199088°F52°F0"0"
198984°F54°F0"0"
198880°F58°F0.18"0"
198785°F58°F0.94"0"
198687°F54°F0"0"
198586°F53°F0"0"
198487°F68°F0"0"
198375°F45°F0"0"
198284°F60°F0"0"
198178°F51°F0"0"
198080°F53°F0"0"
197992°F54°F0"0"
197877°F47°F0"0"
197764°F38°F0"0"
197690°F60°F0"0"
197576°F56°F0.05"0"
197484°F47°F0"0"
197392°F61°F0"0"
197285°F53°F0"0"
197169°F35°F0"0"

May 18 at Nearby Parks

Holiday Weather at Zion

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

Explore More at Zion

See historical weather for other dates

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