Upper Grand Lagoon, FL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Upper Grand Lagoon, a community in Bay County, Florida.
Tonight
76°F
Mostly Clear
Mostly clear, with a low around 76. Northwest wind 0 to 5 mph.
7-day forecast for Upper Grand Lagoon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 76°F | Mostly Clear | 0 to 5 mph NW | 2% |
| Saturday | 95°F | Sunny | 5 mph W | 8% |
| Saturday Night | 77°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 16% |
| Sunday | 92°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph E | 70% |
| Sunday Night | 76°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 70% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph ESE | 51% |
| Monday Night | 76°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 51% |
| Tuesday | 90°F | Sunny then Chance Showers And Thunderstorms | 5 mph E | 34% |
| Tuesday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph E | 34% |
| Wednesday | 90°F | Sunny then Chance Showers And Thunderstorms | 5 to 10 mph ENE | 28% |
| Wednesday Night | 76°F | Chance Showers And Thunderstorms then Mostly Clear | 5 to 15 mph NNE | 28% |
| Thursday | 89°F | Sunny | 10 to 15 mph NNW | 9% |
| Thursday Night | 74°F | Mostly Clear | 10 to 15 mph N | 9% |
| Friday | 87°F | Sunny | 10 to 15 mph SSE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Upper Grand Lagoon (30.176, -85.753). Updated through the day.
Growing snapshot for Upper Grand Lagoon
Last spring frost
Feb 7
First fall frost
Dec 24
Growing season
318 days
Hardiness zone
9b
More local growing data for Upper Grand Lagoon: nearby ZIP 32408 weather · frost dates · planting calendar · Florida frost dates
Nearby towns & communities
Callaway
Cedar Grove
Laguna Beach
Lower Grand Lagoon
Lynn Haven
Mexico Beach
Panama City
Panama City Beach
Parker
Pretty Bayou
Springfield
Tyndall AFB
Climate data from the nearest NOAA station, Panama City Bay Co Ap, Fl (5.7 mi from Upper Grand Lagoon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.