USDA Hardiness Zone 5a
Average annual extreme minimum temperature: -20 to -15°F
Northern tier — Minnesota, Vermont, Maine. Many garden classics work with winter protection.
352 US cities in Zone 5a
ND
- Pekin 40.4°F
- Pembina 38.4°F
- Perth 36.5°F
- Petersburg 38.6°F
- Pisek 42.0°F
- Portal 37.9°F
- Portland 39.4°F
- Powers Lake 38.2°F
- Prairie Rose 41.4°F
- Robinson 39.2°F
- Rogers 40.5°F
- Rolla 36.5°F
- Ross 38.7°F
- Rugby 38.8°F
- Ruso 39.3°F
- Rutland 41.5°F
- Sanborn 40.5°F
- Sawyer 39.3°F
- Sharon 39.4°F
- Sheyenne 39.5°F
- Sibley 39.4°F
- Souris 38.6°F
- St. John 36.5°F
- St. Thomas 42.0°F
- Stanley 38.7°F
- Thompson 40.5°F
- Tolna 40.4°F
- Tower City 40.5°F
- Towner 39.9°F
- Tuttle 39.2°F
- Upham 39.5°F
- Valley City 40.5°F
- Velva 39.3°F
- Verona 42.3°F
- Voltaire 39.3°F
- Wahpeton 42.1°F
- Walcott 42.3°F
- Wales 37.1°F
- Walhalla 38.2°F
- Warwick 40.4°F
- West Fargo 41.4°F
- Westhope 40.2°F
- Wildrose 38.8°F
- Wing 39.2°F
- Wyndmere 42.3°F
- York 38.7°F
VT
- Barton 38.8°F
- West Burke 38.8°F