Whittier, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Whittier, a city in Anchorage Municipality County, Alaska.
Today
53°F
Rain
Rain. Cloudy, with a high near 53. East wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Whittier
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 53°F | Rain | 15 mph E | 99% |
| Tonight | 50°F | Light Rain | 10 to 15 mph E | 90% |
| Wednesday | 55°F | Light Rain | 10 mph E | 76% |
| Wednesday Night | 50°F | Light Rain Likely | 5 to 10 mph E | 58% |
| Thursday | 59°F | Chance Light Rain | 5 mph E | 53% |
| Thursday Night | 54°F | Chance Light Rain | 0 to 5 mph E | 42% |
| Friday | 68°F | Mostly Cloudy | 0 to 5 mph E | 8% |
| Friday Night | 53°F | Mostly Cloudy | 5 mph E | 8% |
| Saturday | 69°F | Mostly Cloudy | 5 to 10 mph E | 7% |
| Saturday Night | 54°F | Mostly Cloudy | 5 to 10 mph NE | 8% |
| Sunday | 70°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 10 mph E | 15% |
| Sunday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 10 mph E | 15% |
| Monday | 68°F | Slight Chance Rain Showers | 0 to 5 mph N | 22% |
| Monday Night | 53°F | Chance Rain Showers | 0 to 5 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov) for Whittier (60.777, -148.664). Updated through the day.
Growing snapshot for Whittier
Last spring frost
May 8
First fall frost
Sep 29
Growing season
142 days
More local growing data for Whittier: nearby ZIP 99587 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Alyeska, Ak (7.9 mi from Whittier). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.