Happy Valley, AK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Happy Valley, a community in Kenai Peninsula Borough County, Alaska.
Overnight
34°F
Light Rain
Rain. Mostly cloudy, with a low around 34. Northeast wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
7-day forecast for Happy Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 34°F | Light Rain | 20 mph NE | 77% |
| Wednesday | 42°F | Light Rain Likely then Isolated Rain Showers | 5 to 15 mph E | 72% |
| Wednesday Night | 27°F | Scattered Rain Showers then Mostly Cloudy | 5 mph E | 28% |
| Thursday | 38°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 10 mph NE | 17% |
| Thursday Night | 28°F | Mostly Cloudy | 5 to 10 mph NE | 4% |
| Friday | 37°F | Partly Sunny | 0 to 5 mph N | 3% |
| Friday Night | 26°F | Mostly Cloudy | 5 mph NE | 11% |
| Saturday | 34°F | Slight Chance Light Snow | 0 to 5 mph NE | 18% |
| Saturday Night | 22°F | Mostly Cloudy | 0 to 5 mph NE | 14% |
| Sunday | 34°F | Mostly Cloudy | 0 to 5 mph NE | 9% |
| Sunday Night | 22°F | Slight Chance Light Snow | 0 to 10 mph NE | 21% |
| Monday | 33°F | Chance Light Snow | 10 mph NE | 33% |
| Monday Night | 23°F | Chance Light Snow | 10 mph NE | 34% |
| Tuesday | 35°F | Chance Light Snow | 5 to 10 mph NE | 34% |
Forecast source: National Weather Service (api.weather.gov) for Happy Valley (59.899, -151.529). Updated through the day.
Growing snapshot for Happy Valley
Last spring frost
May 16
First fall frost
Sep 30
Growing season
136 days
More local growing data for Happy Valley: nearby ZIP 99556 weather · frost dates · planting calendar · Alaska frost dates
Nearby towns & communities
Anchor Point
Bear Creek
Beluga
Clam Gulch
Cohoe
Cooper Landing
Crown Point
Diamond Ridge
Fox River
Fritz Creek
Funny River
Halibut Cove
Homer
Hope
Kachemak
Kalifornsky
Kasilof
Kenai
Lowell Point
Moose Pass
Nanwalek
Nikiski
Nikolaevsk
Ninilchik
Point Possession
Port Graham
Primrose
Ridgeway
Salamatof
Seldovia
Climate data from the nearest NOAA station, Homer 8 Nw, Ak (6.5 mi from Happy Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.