Kwethluk, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kwethluk, a city in Bethel Census Area County, Alaska.
Overnight
45°F
Light Rain Likely
Rain likely. Cloudy, with a low around 45. South wind around 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
7-day forecast for Kwethluk
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Light Rain Likely | 25 mph S | 62% |
| Tuesday | 54°F | Light Rain | 25 to 30 mph S | 78% |
| Tuesday Night | 45°F | Chance Light Rain | 20 to 30 mph S | 41% |
| Wednesday | 58°F | Chance Light Rain | 15 to 20 mph S | 39% |
| Wednesday Night | 46°F | Chance Light Rain | 10 to 15 mph S | 51% |
| Thursday | 59°F | Chance Light Rain | 10 to 15 mph S | 51% |
| Thursday Night | 46°F | Chance Light Rain then Chance Rain Showers | 5 to 15 mph S | 48% |
| Friday | 60°F | Chance Rain Showers | 5 to 10 mph SW | 47% |
| Friday Night | 48°F | Cloudy | 5 to 10 mph SW | 13% |
| Saturday | 63°F | Chance Rain Showers | 5 mph SW | 27% |
| Saturday Night | 49°F | Chance Rain Showers | 5 mph SW | 30% |
| Sunday | 65°F | Chance Rain Showers | 5 mph NW | 30% |
| Sunday Night | 49°F | Chance Rain Showers | 5 mph NW | 30% |
| Monday | 67°F | Chance Rain Showers | 5 to 10 mph W | 33% |
Forecast source: National Weather Service (api.weather.gov) for Kwethluk (60.793, -161.431). Updated through the day.
Growing snapshot for Kwethluk
Last spring frost
May 21
First fall frost
Sep 22
Growing season
122 days
More local growing data for Kwethluk: nearby ZIP 99621 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Akiachak
Akiak
Atmautluak
Bethel
Chefornak
Crooked Creek
Eek
Flat
Goodnews Bay
Kasigluk
Kipnuk
Kongiganak
Kwigillingok
Lime Village
Lower Kalskag
Mekoryuk
Mertarvik
Napakiak
Napaskiak
Newtok
Nightmute
Nunapitchuk
Oscarville
Platinum
Quinhagak
Red Devil
Sleetmute
Stony River
Toksook Bay
Tuluksak
Climate data from the nearest NOAA station, Bethel Ap, Ak (13.4 mi from Kwethluk). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.