Flower Mound, TX Weather & Growing Conditions
Today
72°F
Partly Sunny
Partly sunny. High near 72, with temperatures falling to around 69 in the afternoon. North northwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Partly Sunny | 0 to 5 mph NNW | 0% |
| Tonight | 53°F | Mostly Clear | 5 mph SE | 0% |
| Thursday | 76°F | Sunny | 5 to 10 mph SSW | 0% |
| Thursday Night | 52°F | Mostly Cloudy | 5 to 10 mph NNW | 8% |
| Friday | 69°F | Sunny | 10 mph N | 3% |
| Friday Night | 48°F | Partly Cloudy | 5 to 10 mph NNE | 0% |
| Saturday | 66°F | Mostly Sunny | 5 to 10 mph NNE | 2% |
| Saturday Night | 47°F | Slight Chance Rain Showers | 5 mph N | 15% |
| Sunday | 67°F | Mostly Sunny | 5 mph N | 2% |
| Sunday Night | 45°F | Mostly Clear | 0 to 5 mph NNW | 1% |
| Monday | 70°F | Sunny | 0 to 5 mph SSW | 2% |
| Monday Night | 47°F | Mostly Clear | 0 to 5 mph S | 2% |
| Tuesday | 73°F | Sunny | 0 to 5 mph S | 2% |
| Tuesday Night | 51°F | Partly Cloudy | 5 mph SSE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Flower Mound, TX
Last spring frost
Mar 14
First fall frost
Nov 17
Growing season
249 days
Hardiness zone
8b
Explore more for Flower Mound, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Grapevine Dam, Tx (5.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.