Wyoming is too cold to grow palm trees. Wyoming has a semi-arid and continental climate that is mostly determined by its altitude, latitude, and local topography. When combined together, these elements have a lot to do with temperature variations, precipitation, airflow patterns and humidity. Generally, Wyoming has a dry windy weather.
The summer temperatures in July range between 55°F (13°C) to 82°F (28°C). In January, temperatures range from 15°F (–9°C) to 38°F (3°C). The winters are long with strong winds. Summers in Wyoming are usually pleasant with temperatures in 70s and 80s. After the sundown, the air cools down very quickly. It does have some tornado and thunderstorm activity. Wyoming USDA hardiness zones range from 2a to 5b.
Wyoming USDA Zones
Growing Palm Trees in Wyoming
Wyoming is too cold to grow palm trees outdoors, but you can grow them indoors and take them outside when the weather is warm. Some great indoor palms are:
- 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)
Major Cities in Wyoming
- Casper – Hardiness Zone 4b
- Cheyenne – Hardiness Zone 5a
Find your hardiness zone