Celina, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Celina, a city in Collin County, Texas.
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 102. South wind 5 to 10 mph.
7-day forecast for Celina
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 5 to 10 mph S | 0% |
| Tonight | 79°F | Mostly Clear | 10 mph SSE | 0% |
| Wednesday | 99°F | Sunny | 10 mph SSW | 2% |
| Wednesday Night | 79°F | Clear | 10 mph SSE | 2% |
| Thursday | 99°F | Sunny | 10 mph SSW | 2% |
| Thursday Night | 79°F | Mostly Clear | 10 mph SSE | 2% |
| Friday | 99°F | Sunny | 5 to 10 mph S | 8% |
| Friday Night | 78°F | Mostly Clear | 5 to 10 mph SSE | 8% |
| Saturday | 97°F | Sunny | 5 to 10 mph S | 7% |
| Saturday Night | 77°F | Mostly Clear | 10 mph SSE | 7% |
| Sunday | 97°F | Sunny | 5 to 10 mph S | 3% |
| Sunday Night | 78°F | Mostly Clear | 10 mph SSE | 3% |
| Monday | 97°F | Sunny | 10 mph S | 4% |
| Monday Night | 78°F | Mostly Clear | 10 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov) for Celina (33.326, -96.795). Updated through the day.
Growing snapshot for Celina
Last spring frost
Mar 17
First fall frost
Nov 15
Growing season
241 days
Hardiness zone
8b
More local growing data for Celina: nearby ZIP 75009 weather · frost dates · planting calendar · Texas frost dates
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Climate data from the nearest NOAA station, Mckinney Municipal Airport, Tx (13.9 mi from Celina). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.