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City of Gainesville, TexasGainesville, TX Weather Forecast
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Gainesville Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
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| Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Cloudy | Partly Sunny | Partly Cloudy | Partly Sunny | Chance of T-Storm | Chance of Showers |
| Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C |
| POP: 50% | POP: 30% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 654 PM CDT Sun Sep 20 2026 
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Issued: 100 AM CDT Mon Sep 21 2026
Key Messages
- Thunderstorm chances of 20-30% will continue today with the arrival of a weak cold front. A few thunderstorms may produce strong downburst wind gusts and small hail this afternoon and evening.
- Above normal temperatures and less humid conditions will prevail through the remainder of the workweek.
Aviation
... (06Z TAFS) Issued at 1144 PM CDT Sun Sep 20 2026
Shower and thunderstorm activity from Sunday evening has subsided at the TAF sites with a mostly rain-free overnight and Monday morn...