Colorado Calculated Average and Minimum USDA Hardiness Zones
County | Weather Station | Elev. (feet) | Average Annual Minimum Temperature (°F) | Absolute Minimum (°F) | Average and Minimum Hardiness Zones | Years of Data |
---|---|---|---|---|---|---|
Delta | Cedaredge 3E | 6838 | -0.4 | -13 | Zones 6b, 5b | 24 |
Delta | Jay Colorado | 6200 | 1.4 | -11.2 | Zones 7a, 5b | 30 |
Delta | Overland Res. | 9840 | -16.6 | -29.2 | Zones 5a, 4a | 30 |
Delta | Paonia 1 SW | 5581 | -4 | -14.8 | Zones 6b, 5b | 27 |
Dolores | El Diente Peak | 10000 | -14.8 | -29.2 | Zones 5b, 4a | 30 |
Dolores | Lizard Head Pass | 10200 | -14.8 | -27.4 | Zones 5b, 4a | 30 |
Dolores | Salter Colorado | 8150 | -4 | -14.8 | Zones 6b, 5b | 30 |
Dolores | Scotch Creek | 9100 | -14.8 | -27.4 | Zones 5b, 4a | 30 |
Garfield | Altenbern | 5637 | -9.4 | -23.8 | Zones 6a, 4b | 30 |
Garfield | Bison Lake | 10880 | -14.8 | -27.4 | Zones 5b, 4a | 30 |
Garfield | Demaree Colorado | 7157 | 1.4 | -13 | Zones 7a, 5b | 25 |
Garfield | Glenwood Spgs #2 | 5895 | -5.8 | -20.2 | Zones 6a, 4b | 30 |
Garfield | Rifle Colorado | 6120 | -2.2 | -16.6 | Zones 6b, 5a | 30 |
Garfield | Storm King Mountain Colorado | 8793 | -5.8 | -20.2 | Zones 6a, 4b | 25 |
Garfield | Trapper Lake | 9700 | -18.4 | -34.6 | Zones 5a, 3b | 30 |
Hinsdale | Lake City | 8667 | -18.4 | -29.2 | Zones 5a, 4a | 21 |
Hinsdale | Slumgullion | 11440 | -13 | -27.4 | Zones 5b, 4a | 30 |
Hinsdale | Upper Rio Grande | 9400 | -22 | -32.8 | Zones 4b, 3b | 30 |
La Plata | Columbus Basin | 10785 | -7.6 | -18.4 | Zones 6a, 5a | 26 |
La Plata | Durango La Plata Co AP | 6660 | -11.2 | -27.4 | Zones 5b, 4a | 24 |
La Plata | Lemon Dam | 8110 | -11.2 | -20.2 | Zones 5b, 4b | 30 |
La Plata | Mesa Mountain Colorado | 7380 | 3.2 | -7.6 | Zones 7a, 6a | 27 |
La Plata | Vallecito Dam | 7644 | -13 | -23.8 | Zones 5b, 4b | 30 |
La Plata | Vallecito | 10880 | -7.6 | -22 | Zones 6a, 4b | 30 |
Mesa | Colorado Natl. Monu. | 5780 | 3.2 | -11.2 | Zones 7a, 5b | 30 |
Mesa | Gateway 1ENE | 4670 | -4 | -9.4 | Zones 6b, 6a | 30 |
Mesa | Jacks Canyon Colorado | 7660 | -7.6 | -16.6 | Zones 6a, 5a | 29 |
Mesa | Little Delores Colorado | 6796 | -2.2 | -13 | Zones 6b, 5b | 20 |
Mesa | Mesa Lakes | 10000 | -13 | -27.4 | Zones 5b, 4a | 30 |
Mesa | Palisade | 4751 | 5 | -9.4 | Zones 7a, 6a | 30 |
Mesa | Pine Ridge Colorado | 6600 | -2.2 | -14.8 | Zones 6b, 5b | 30 |
Moffat | Craig Moffat CO AP | 6186 | -25.6 | -40 | Zones 4a, 3a | 24 |
Moffat | Dinosaur Natl. Monu. | 5960 | -9.4 | -29.2 | Zones 6a, 4a | 26 |
Moffat | Great Divide Colorado | 7200 | -9.4 | -25.6 | Zones 6a, 4a | 29 |
Moffat | Ladore Colorado | 5900 | -11.2 | -38.2 | Zones 5b, 3a | 30 |
Moffat | Maybell | 5944 | -27.4 | -43.6 | Zones 4a, 2b | 30 |
Montezuma | Cortez Montezuma CO AP | 5914 | -7.6 | -18.4 | Zones 6a, 5a | 24 |
Montezuma | Cortez | 6167 | -5.8 | -20.2 | Zones 6a, 4b | 30 |
Montezuma | Mancos | 10000 | -4 | -13 | Zones 6b, 5b | 26 |
Montezuma | Mesa Verde NP | 7142 | -0.4 | -14.8 | Zones 6b, 5b | 30 |
Montrose | Black Canyon Colorado | 8560 | -5.8 | -18.4 | Zones 6a, 5a | 23 |
Montrose | Carpenter Ridge Colorado | 8088 | 1.4 | -11.2 | Zones 7a, 5b | 22 |
Montrose | Cimarron | 7011 | -23.8 | -36.4 | Zones 4b, 3a | 30 |
Montrose | Columbine Pass | 9400 | -9.4 | -23.8 | Zones 6a, 4b | 30 |
Montrose | Cottonwood Basin Colorado | 7220 | -2.2 | -13 | Zones 6b, 5b | 29 |
Montrose | Montrose #2 | 5789 | -2.2 | -16.6 | Zones 6b, 5a | 30 |
Montrose | Montrose Rgnl AP | 5759 | -5.8 | -14.8 | Zones 6a, 5b | 24 |
Montrose | Nucla Colorado | 5860 | -2.2 | -9.4 | Zones 6b, 6a | 22 |
Montrose | Sanborn Park Colorado | 7930 | -7.6 | -20.2 | Zones 6a, 4b | 30 |
Montrose | Uravan | 5021 | -0.4 | -9.4 | Zones 6b, 6a | 27 |
Ouray | Idarado | 9800 | -14.8 | -31 | Zones 5b, 3b | 30 |
Ouray | Ridgeway | 7049 | -18.4 | -29.2 | Zones 5a, 4a | 30 |
Rio Blanco | Burro Mountain | 9400 | -13 | -27.4 | Zones 5b, 4a | 30 |
Rio Blanco | Crosho | 9100 | -16.6 | -31 | Zones 5a, 3b | 30 |
Rio Blanco | Dragon Road Colorado | 6300 | -5.8 | -14.8 | Zones 6a, 5b | 22 |
Rio Blanco | Hunter Creek Colorado | 7320 | -7.6 | -23.8 | Zones 6a, 4b | 30 |
Rio Blanco | Meeker AP | 6390 | -22 | -36.4 | Zones 2b, 3a | 23 |
Rio Blanco | Meeker | 6229 | -20.2 | -34.6 | Zones 4b, 3b | 27 |
Rio Blanco | Pinto Colorado | 6940 | -9.4 | -25.6 | Zones 6a, 4a | 30 |
Rio Blanco | Ripple Creek | 10340 | -14.8 | -31 | Zones 5b, 3b | 30 |
San Juan | Beartown | 11600 | -11.2 | -25.6 | Zones 5b, 4a | 30 |
San Juan | Cascade #2 | 8919 | -7.6 | -20.2 | Zones 6a, 4b | 30 |
San Juan | Mineral Creek | 10040 | -16.6 | -25.6 | Zones 5a, 4a | 30 |
San Juan | Molas Lake | 10500 | -14.8 | -29.2 | Zones 5b, 4a | 30 |
San Juan | Red Mountain Pass | 11200 | -14.8 | -25.6 | Zones 5b, 4a | 30 |
San Juan | Silverton | 9285 | -23.8 | -34.6 | Zones 4b, 3b | 30 |
San Juan | Spud Mountain | 10660 | -9.4 | -20.2 | Zones 6a, 4b | 30 |
San Miguel | Lone Cone | 9600 | -18.4 | -29.2 | Zones 5a, 4a | 30 |
San Miguel | Telluride 4WNW | 8647 | -20.2 | -31 | Zones 4b, 3b | 25 |