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"Preserving the future,
one seed at a time." ™
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Average Last and First Frost Dates
for
Alaska
Based on statistics, there is a 10% chance that a frost will occur outside
of the dates listed and there is a 90% probability that the "Freeze Free"
days are accurate. This information is based on historical data and is
intended for planning purposes only.
Informational Resources for Alaskan Gardeners
| City |
Spring |
Fall |
Freeze Free
Days |
| Anchorage |
5/19 |
9/10 |
120 |
| Barrow |
8/1 |
7/26 |
0 |
| Beaver Falls |
5/07 |
10/12 |
163 |
| Bethel |
6/10 |
8/31 |
89 |
| Fairbanks |
5/23 |
8/26 |
99 |
|
Glacier Bay |
5/20 |
9/20 |
130 |
| Gulkana |
7/3 |
8/7 |
44 |
|
Homer |
6/5 |
9/11 |
103 |
| Juneau |
5/24 |
9/15 |
120 |
| Ketchikan1 |
5/13 |
10/5 |
152 |
| King Salmon |
6/13 |
8/23 |
78 |
| Nome |
7/2 |
8/12 |
49 |
|
Palmer |
5/25 |
8/31 |
103 |
| Seward |
5/24 |
9/26 |
131 |
| Sitka
Airport |
4/29 |
10/13 |
172 |
|
Valdez |
5/15 |
9/14 |
127 |
|
Wasilla |
6/10 |
8/24 |
82 |
Sources:
-
"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.
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"DATA
SET 9712C (DSI-9712C) - Probability Levels for 1971-2000 Freeze Dates and
Growing Season Lengths", 26 Feb 2005, National Climatic Data Center,
Asheville, NC
Click Here for more detailed information and additional weather station
choices.
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