Iowa is among many states that are unreasonably cold for palm trees. Indeed, even the coolest hardy palms can just endure cold in zone 7 and higher. Iowa has a sticky mainland atmosphere with wet springs. sweltering summers and cold winters. It gets a great deal of downpours and a ton of snowy weather every year. 

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Summer is sweltering and sticky with a normal temperature around 86°F (30°C) in July. Winters are cold with normal temperature of 10°F (– 4°C) in January. The hottest day at any point recorded was 118 °F (48 °C) and the most minimal was −47 °F (−44 °C). Each spring this state gets around 37 twisters. Some of them are lethal. Iowa USDA zones territory from 3b to 6a. 

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Palm Trees in Iowa 

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This state has a ton of ever-changing weather and temperatures, and is definitely not a perfect spot for palm trees. If possible, use pots to leave palms outdoors in spring and summer, and bring them inside for the winter! That way you will have palm trees at your house for 5-6 months out of a year. Some incredible indoor/outdoor palms are: 

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Areca Palm Tree – Zones 9a – 11 (20 to 25 F) 

Chinese Fan Palm Tree – Zones 8a – 11 (10 to 15 F) 

Kentia Palm Tree – Zones 9b – 11 (25 to 30 F) 

Lady Palm Tree – Zones 8b – 11 (15 to 20 F)