Butte, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Butte, a community in Matanuska-Susitna Borough County, Alaska.
Overnight
51°F
Light Rain
Rain. Cloudy, with a low around 51. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
7-day forecast for Butte
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Light Rain | 15 mph E | 90% |
| Tuesday | 64°F | Light Rain | 10 to 15 mph E | 90% |
| Tuesday Night | 50°F | Chance Light Rain | 10 mph E | 36% |
| Wednesday | 69°F | Chance Light Rain | 5 to 10 mph SE | 25% |
| Wednesday Night | 51°F | Chance Light Rain | 5 mph SE | 39% |
| Thursday | 69°F | Chance Light Rain | 0 to 5 mph S | 39% |
| Thursday Night | 51°F | Chance Light Rain | 0 to 5 mph SW | 33% |
| Friday | 73°F | Slight Chance Light Rain then Cloudy | 0 to 5 mph SW | 19% |
| Friday Night | 51°F | Slight Chance Rain Showers | 0 to 5 mph SW | 16% |
| Saturday | 76°F | Mostly Cloudy | 0 to 5 mph W | 14% |
| Saturday Night | 52°F | Mostly Cloudy | 0 to 5 mph SW | 12% |
| Sunday | 78°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph W | 17% |
| Sunday Night | 52°F | Slight Chance Rain Showers | 0 to 5 mph W | 17% |
| Monday | 78°F | Slight Chance Rain Showers | 0 to 5 mph W | 23% |
Forecast source: National Weather Service (api.weather.gov) for Butte (61.534, -148.988). Updated through the day.
Growing snapshot for Butte
Last spring frost
May 22
First fall frost
Sep 16
Growing season
114 days
More local growing data for Butte: nearby ZIP 99645 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Big Lake
Buffalo Soapstone
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Chickaloon
Farm Loop
Fishhook
Gateway
Glacier View
Houston
Knik-Fairview
Lazy Mountain
Meadow Lakes
North Lakes
Palmer
Petersville
Point MacKenzie
South Lakes
Susitna
Susitna North
Sutton-Alpine
Talkeetna
Tanaina
Trapper Creek
Wasilla
Willow
Climate data from the nearest NOAA station, Lazy Mtn, Ak (1.8 mi from Butte). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.