Kasaan, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kasaan, a city in Prince Of Wales-Hyder Census Area County, Alaska.
This Afternoon
50°F
Slight Chance Rain
A slight chance of rain. Cloudy, with a high near 50. Southeast wind around 15 mph. Chance of precipitation is 20%.
7-day forecast for Kasaan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 50°F | Slight Chance Rain | 15 mph SE | 23% |
| Tonight | 42°F | Rain | 15 to 25 mph SE | 100% |
| Wednesday | 50°F | Rain | 15 mph SE | 81% |
| Wednesday Night | 44°F | Light Rain | 10 to 15 mph SE | 97% |
| Thursday | 50°F | Heavy Rain | 20 to 25 mph SE | 100% |
| Thursday Night | 42°F | Rain | 15 to 20 mph SE | 100% |
| Friday | 50°F | Light Rain | 10 to 15 mph S | 100% |
| Friday Night | 40°F | Light Rain | 10 mph SE | 93% |
| Saturday | 48°F | Rain | 10 to 15 mph E | 80% |
| Saturday Night | 39°F | Rain | 15 mph E | 100% |
| Sunday | 48°F | Light Rain | 10 to 15 mph SE | 100% |
| Sunday Night | 38°F | Light Rain | 10 to 15 mph SE | 77% |
| Monday | 47°F | Light Rain | 15 mph SE | 100% |
| Monday Night | 39°F | Light Rain | 15 mph SE | 100% |
Forecast source: National Weather Service (api.weather.gov) for Kasaan (55.561, -132.407). Updated through the day.
Growing snapshot for Kasaan
Last spring frost
May 1
First fall frost
Oct 13
Growing season
166 days
More local growing data for Kasaan: nearby ZIP 99919 weather · frost dates · planting calendar · Alaska frost dates
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Thorne Bay
Whale Pass
Climate data from the nearest NOAA station, Thorne Bay, Ak (3.4 mi from Kasaan). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.