Harman US

Palmer, AK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Palmer, a city in Matanuska-Susitna Borough County, Alaska.

Overnight
52°F
Light Rain
Rain. Cloudy, with a low around 52. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

7-day forecast for Palmer

WhenTempForecastWindPrecip
Overnight 52°F Light Rain 10 to 15 mph NE 80%
Tuesday 64°F Light Rain Likely 10 to 15 mph E 66%
Tuesday Night 51°F Chance Light Rain 10 mph SE 47%
Wednesday 67°F Chance Light Rain 5 to 10 mph SE 28%
Wednesday Night 51°F Chance Light Rain 5 mph SE 39%
Thursday 68°F Chance Light Rain 0 to 10 mph S 39%
Thursday Night 50°F Chance Light Rain 0 to 10 mph SW 35%
Friday 68°F Slight Chance Light Rain then Cloudy 0 to 10 mph SW 22%
Friday Night 50°F Slight Chance Rain Showers 0 to 10 mph SW 15%
Saturday 70°F Mostly Cloudy 0 to 10 mph W 13%
Saturday Night 51°F Mostly Cloudy 0 to 10 mph W 9%
Sunday 72°F Mostly Cloudy then Slight Chance Rain Showers 0 to 10 mph NW 15%
Sunday Night 51°F Slight Chance Rain Showers 0 to 10 mph SW 19%
Monday 72°F Slight Chance Rain Showers 0 to 10 mph W 21%

Forecast source: National Weather Service (api.weather.gov) for Palmer (61.597, -149.115). Updated through the day.

Growing snapshot for Palmer

Last spring frost
May 22
First fall frost
Sep 16
Growing season
114 days

More local growing data for Palmer: nearby ZIP 99645 weather · frost dates · planting calendar · Alaska frost dates

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Climate data from the nearest NOAA station, Lazy Mtn, Ak (1.8 mi from Palmer). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.