Weather on May 1 at Glacier

Glacier National Park

MTRocky Mountain4,500 ft elevation
Avg High63°F
Avg Low35°F
Warmest202367°F
Coldest198838°F

Based on 55 years of data from Kalispell, MT

Elevation Note: Glacier sits at 4,500 ft. Expect temperatures 16°F cooler than the data shown below, which comes from Kalispell, MT at a lower elevation.

Planning Your Visit

May 1st in Glacier National Park (via Kalispell, MT) typically brings mild spring weather, with average highs around 63°F and lows near 35°F — a 28°F daily swing. Over 55 years of records, the warmest May 1st was in 2023 (67°F average), while the coldest was 1988 (38°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 31% of May 1st dates historically, with the wettest May 1st recording 0.89" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.

Planning for May 1st in Glacier? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202568°F31°F0"0"
202443°F34°F0.38"0"
202386°F48°F0"0"
202263°F40°F0"0"
202171°F42°F0"0"
202061°F33°F0"0"
201953°F23°F0"0"
201859°F38°F0.05"0"
201755°F28°F0.25"0"
201671°F35°F0"0"
201573°F30°F0"0"
201473°F32°F0"0"
201352°F26°F0"0"
201252°F37°F0.03"0"
201155°F29°F0"0"
201047°F36°F0.33"0"
200961°F31°F0"0"
200855°F29°F0"0"
200775°F36°F0"0"
200656°F32°F0"0"
200559°F28°F0"0"
200472°F36°F0"--
200361°F31°F0"--
200260°F28°F0"--
200152°F36°F0.03"--
200076°F33°F0"--
199956°F29°F0.23"0"
199876°F38°F0"0"
199749°F37°F0.08"0"
199645°F36°F0.89"0"
199562°F27°F0.03"0"
199457°F37°F0.03"0"
199360°F37°F0.05"0"
199260°F33°F0"0"
199155°F33°F0"0"
199060°F31°F0"0"
198969°F31°F0.03"0"
198847°F30°F0.18"0"
198760°F47°F0.1"0"
198669°F38°F0"0"
198578°F43°F0"0"
198457°F40°F0.28"0"
198360°F40°F0"0"
198272°F28°F0"0"
198170°F50°F0.25"0"
198077°F42°F0"0"
197956°F37°F0"0"
197873°F48°F0"0"
197779°F44°F0"0"
197675°F34°F0"0"
197560°F28°F0"0"
197466°F43°F0"--
197357°F25°F0"--
197257°F27°F0"--
197172°F35°F0"--

May 1 at Nearby Parks

Holiday Weather at Glacier

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

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