South Lakes, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Lakes, a community in Matanuska-Susitna Borough County, Alaska.
Overnight
53°F
Light Rain
Rain. Cloudy, with a low around 53. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
7-day forecast for South Lakes
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Light Rain | 10 mph NE | 79% |
| Tuesday | 64°F | Light Rain Likely | 10 mph E | 67% |
| Tuesday Night | 51°F | Chance Light Rain | 5 to 10 mph E | 48% |
| Wednesday | 66°F | Chance Light Rain | 5 mph SE | 32% |
| Wednesday Night | 49°F | Chance Light Rain | 0 to 5 mph SE | 39% |
| Thursday | 69°F | Chance Light Rain | 0 to 5 mph S | 39% |
| Thursday Night | 49°F | Chance Light Rain | 0 to 5 mph SW | 35% |
| Friday | 68°F | Chance Light Rain then Cloudy | 0 to 5 mph SW | 26% |
| Friday Night | 49°F | Slight Chance Rain Showers | 0 to 5 mph SW | 15% |
| Saturday | 72°F | Mostly Cloudy | 0 to 5 mph SW | 13% |
| Saturday Night | 50°F | Mostly Cloudy | 0 to 5 mph SW | 9% |
| Sunday | 73°F | Mostly Cloudy | 0 to 5 mph W | 12% |
| Sunday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph SW | 20% |
| Monday | 73°F | Slight Chance Rain Showers | 0 to 5 mph W | 20% |
Forecast source: National Weather Service (api.weather.gov) for South Lakes (61.588, -149.316). Updated through the day.
Growing snapshot for South Lakes
Last spring frost
May 16
First fall frost
Sep 23
Growing season
128 days
More local growing data for South Lakes: nearby ZIP 99654 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Big Lake
Buffalo Soapstone
Butte
Chase
Chickaloon
Farm Loop
Fishhook
Gateway
Glacier View
Houston
Knik-Fairview
Lazy Mountain
Meadow Lakes
North Lakes
Palmer
Petersville
Point MacKenzie
Susitna
Susitna North
Sutton-Alpine
Talkeetna
Tanaina
Trapper Creek
Wasilla
Willow
Climate data from the nearest NOAA station, Anderson Lake, Ak (3 mi from South Lakes). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.