Bertram, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bertram, a city in Burnet County, Texas.
Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 100. South wind 5 to 10 mph.
7-day forecast for Bertram
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 5 to 10 mph S | 1% |
| Tonight | 74°F | Mostly Clear | 5 to 10 mph S | 3% |
| Wednesday | 96°F | Sunny | 5 to 10 mph S | 1% |
| Wednesday Night | 74°F | Mostly Clear | 5 to 10 mph S | 1% |
| Thursday | 96°F | Sunny | 5 to 10 mph S | 3% |
| Thursday Night | 75°F | Mostly Clear | 5 to 10 mph SSE | 3% |
| Friday | 94°F | Sunny | 5 mph SSE | 3% |
| Friday Night | 73°F | Mostly Clear | 5 mph SSE | 5% |
| Saturday | 93°F | Sunny | 5 mph SSE | 4% |
| Saturday Night | 74°F | Mostly Clear | 5 mph SSE | 4% |
| Sunday | 93°F | Sunny | 5 to 10 mph S | 3% |
| Sunday Night | 73°F | Mostly Clear | 5 to 10 mph SSE | 4% |
| Monday | 93°F | Sunny | 5 to 10 mph S | 2% |
| Monday Night | 74°F | Mostly Clear | 10 mph S | 2% |
Forecast source: National Weather Service (api.weather.gov) for Bertram (30.745, -98.066). Updated through the day.
Growing snapshot for Bertram
Last spring frost
Mar 2
First fall frost
Nov 29
Growing season
274 days
Hardiness zone
8b
More local growing data for Bertram: nearby ZIP 78605 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Austin 33 Nw, Tx (10.7 mi from Bertram). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.