Harman US

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

WhenTempForecastWindPrecip
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

Nearby towns & communities

All Texas locations ›

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.