Flower Mound, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Flower Mound, a town in Denton County, Texas.
This Afternoon
74°F
Mostly Sunny
Mostly sunny. High near 74, with temperatures falling to around 70 in the afternoon. Northwest wind around 15 mph, with gusts as high as 35 mph.
7-day forecast for Flower Mound
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Sunny | 15 mph NW | 0% |
| Tonight | 50°F | Mostly Clear | 5 to 15 mph NW | 0% |
| Wednesday | 72°F | Mostly Sunny | 5 mph NW | 0% |
| Wednesday Night | 51°F | Partly Cloudy | 5 mph SE | 0% |
| Thursday | 76°F | Sunny | 5 to 10 mph SSW | 12% |
| Thursday Night | 50°F | Mostly Clear | 10 to 15 mph NNW | 13% |
| Friday | 70°F | Sunny | 10 mph N | 0% |
| Friday Night | 46°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Saturday | 67°F | Mostly Sunny | 5 to 10 mph N | 1% |
| Saturday Night | 46°F | Partly Cloudy | 5 mph N | 5% |
| Sunday | 70°F | Sunny | 5 mph NNW | 2% |
| Sunday Night | 45°F | Clear | 0 to 5 mph SSW | 1% |
| Monday | 72°F | Sunny | 0 to 5 mph SSW | 1% |
| Monday Night | 48°F | Mostly Clear | 5 mph SSE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Flower Mound (33.038, -97.113). Updated through the day.
Growing snapshot for Flower Mound
Last spring frost
Mar 14
First fall frost
Nov 17
Growing season
249 days
Hardiness zone
8b
More local growing data for Flower Mound: nearby ZIP 75022 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Grapevine Dam, Tx (6.3 mi from Flower Mound). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.