Petersville, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Petersville, a community in Matanuska-Susitna Borough County, Alaska.
This Afternoon
43°F
Chance Light Rain
A chance of rain. Cloudy, with a high near 43. North wind around 5 mph. Chance of precipitation is 50%.
7-day forecast for Petersville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 43°F | Chance Light Rain | 5 mph N | 50% |
| Tonight | 36°F | Light Rain | 5 to 10 mph NW | 97% |
| Saturday | 42°F | Light Rain then Rain Showers | 5 to 10 mph SE | 97% |
| Saturday Night | 37°F | Chance Rain Showers | 5 to 15 mph NE | 35% |
| Sunday | 46°F | Cloudy then Slight Chance Rain Showers | 0 to 15 mph N | 20% |
| Sunday Night | 32°F | Rain Showers | 0 to 5 mph N | 78% |
| Monday | 39°F | Snow Showers | 0 to 5 mph N | 88% |
| Monday Night | 29°F | Rain And Snow Showers Likely | 5 mph W | 79% |
| Tuesday | 41°F | Chance Snow Showers then Mostly Cloudy | 5 mph NW | 28% |
| Tuesday Night | 28°F | Partly Cloudy then Slight Chance Snow Showers | 5 mph NW | 15% |
| Wednesday | 41°F | Slight Chance Snow Showers then Partly Sunny | 5 mph NW | 15% |
| Wednesday Night | 28°F | Chance Snow Showers | 5 mph N | 43% |
| Thursday | 40°F | Chance Snow Showers | 5 mph N | 45% |
| Thursday Night | 30°F | Rain And Snow Showers Likely | 5 to 10 mph N | 58% |
Forecast source: National Weather Service (api.weather.gov) for Petersville (62.453, -150.884). Updated through the day.
Growing snapshot for Petersville
Last spring frost
May 16
First fall frost
Sep 16
Growing season
122 days
More local growing data for Petersville: nearby ZIP 99683 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
Point MacKenzie
South Lakes
Susitna
Susitna North
Sutton-Alpine
Talkeetna
Tanaina
Trapper Creek
Wasilla
Willow
Climate data from the nearest NOAA station, Talkeetna Ap, Ak (12 mi from Petersville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.