Hillsboro, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hillsboro, a city in Hill County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 101. South wind around 5 mph, with gusts as high as 20 mph.
7-day forecast for Hillsboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 mph S | 0% |
| Tonight | 76°F | Clear | 5 to 10 mph SSE | 0% |
| Wednesday | 99°F | Sunny | 5 to 10 mph SSW | 0% |
| Wednesday Night | 75°F | Mostly Clear | 5 to 10 mph S | 0% |
| Thursday | 96°F | Sunny | 5 mph S | 2% |
| Thursday Night | 76°F | Mostly Clear | 5 to 10 mph S | 2% |
| Friday | 99°F | Sunny | 5 mph S | 5% |
| Friday Night | 75°F | Mostly Clear | 5 mph S | 5% |
| Saturday | 95°F | Sunny | 5 mph SSE | 4% |
| Saturday Night | 75°F | Mostly Clear | 5 mph SSE | 4% |
| Sunday | 94°F | Sunny | 5 mph S | 4% |
| Sunday Night | 75°F | Mostly Clear | 5 to 10 mph SSE | 6% |
| Monday | 95°F | Sunny | 5 to 10 mph S | 7% |
| Monday Night | 75°F | Mostly Clear | 10 mph S | 7% |
Forecast source: National Weather Service (api.weather.gov) for Hillsboro (32.009, -97.114). Updated through the day.
Growing snapshot for Hillsboro
Last spring frost
Mar 21
First fall frost
Nov 10
Growing season
235 days
Hardiness zone
8b
More local growing data for Hillsboro: nearby ZIP 76645 weather · frost dates · planting calendar · Texas frost dates
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Whitney
Climate data from the nearest NOAA station, Hillsboro, Tx (1.1 mi from Hillsboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.