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"Preserving the future,
one seed at a time." ™
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Average Last and First Frost Dates
for Colorado
Based on statistics, there is a 10% chance that a frost will occur outside
of the dates listed. Whether or not a specific plant will be damaged
depends on the type of plant, the maturity of the plant, the temperature,
the duration, as well as many other variables.
Informational Resources
for Colorado Gardeners
|
City |
Spring |
Fall |
| Aspen |
6/30 |
8/19 |
| Boulder |
5/17 |
9/20 |
Canon City
(Closest station to
Colorado Springs) |
5/25 |
9/25 |
| Craig |
6/25 |
8/20 |
| Denver |
5/20 |
9/20 |
| Durango |
6/21 |
9/6 |
| Estes Park |
6/18 |
8/26 |
| Ft.
Collins |
5/18 |
9/17 |
| Grand Junction |
6/1 |
9/16 |
| Holly |
5/13 |
9/22 |
| Holyoke |
5/22 |
9/21 |
| Kassler |
5/27 |
9/20 |
| La Junta |
5/8 |
10/2 |
| Lakewood |
5/26 |
9/14 |
| Lamar |
5/11 |
9/28 |
| Las Animas |
5/9 |
9/25 |
| Longmont |
5/20 |
9/18 |
| Montrose |
5/25 |
9/21 |
| Norwood |
6/26 |
8/23 |
| Ouray |
6/16 |
9/12 |
| Rocky
Ford |
5/15 |
9/23 |
| Rye |
6/13 |
9/8 |
| Silverton |
7/25 |
8/3 |
| Steamboat
Springs |
7/20 |
8/3 |
| Sterling |
5/22 |
9/13 |
| Taylor
Park |
6/5 |
8/12 |
| Telluride |
7/13 |
8/10 |
| Walden |
6/11 |
8/6 |
Source: "Climatography of the U.S. No. 20,
Supplement No. 1", 1988, National Climatic Data Center,
National Oceanic and Atmospheric Administration, U.S. Department of
Commerce.
Click Here for more detailed information and additional weather station
choices.
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