Cedar Park, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cedar Park, a city in Williamson County, Texas.
Today
97°F
Sunny
Sunny, with a high near 97. Heat index values as high as 100. South wind 5 to 10 mph.
7-day forecast for Cedar Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Sunny | 5 to 10 mph S | 1% |
| Tonight | 76°F | Mostly Clear | 5 to 10 mph S | 1% |
| Wednesday | 96°F | Sunny | 5 to 10 mph S | 1% |
| Wednesday Night | 76°F | Mostly Clear | 5 to 10 mph S | 1% |
| Thursday | 96°F | Sunny | 5 mph S | 3% |
| Thursday Night | 76°F | Mostly Clear | 5 to 10 mph SSE | 3% |
| Friday | 95°F | Sunny | 5 mph S | 4% |
| Friday Night | 75°F | Mostly Clear | 5 to 10 mph SSE | 5% |
| Saturday | 94°F | Sunny | 5 mph SSE | 4% |
| Saturday Night | 75°F | Mostly Clear | 5 mph SSE | 3% |
| Sunday | 94°F | Sunny | 5 mph S | 4% |
| Sunday Night | 75°F | Mostly Clear | 5 mph SSE | 4% |
| Monday | 94°F | Sunny | 5 to 10 mph S | 4% |
| Monday Night | 75°F | Mostly Clear | 10 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov) for Cedar Park (30.510, -97.819). Updated through the day.
Growing snapshot for Cedar Park
Last spring frost
Mar 11
First fall frost
Nov 20
Growing season
254 days
Hardiness zone
9a
More local growing data for Cedar Park: nearby ZIP 78613 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
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Georgetown
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Jarrell
Liberty Hill
Round Rock
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Serenada
Sonterra
Taylor
Thrall
Weir
Climate data from the nearest NOAA station, Austin Great Hills, Tx (7.1 mi from Cedar Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.