Bonham, TX Weather & Growing Conditions
Overnight
73°F
Mostly Clear
Mostly clear. Low around 73, with temperatures rising to around 75 overnight. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Mostly Clear | 5 mph S | 0% |
| Saturday | 99°F | Sunny | 5 to 10 mph SSW | 0% |
| Saturday Night | 74°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 99°F | Mostly Sunny | 5 to 10 mph S | 14% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 5 mph S | 46% |
| Monday | 95°F | Chance Showers And Thunderstorms | 5 mph W | 46% |
| Monday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NNE | 18% |
| Tuesday | 91°F | Mostly Sunny | 5 to 10 mph NNE | 13% |
| Tuesday Night | 66°F | Slight Chance Rain Showers | 5 to 10 mph NE | 15% |
| Wednesday | 91°F | Mostly Sunny | 5 to 10 mph ENE | 13% |
| Wednesday Night | 66°F | Partly Cloudy | 5 mph ENE | 3% |
| Thursday | 91°F | Mostly Sunny | 5 mph E | 4% |
| Thursday Night | 66°F | Partly Cloudy | 5 mph E | 2% |
| Friday | 91°F | Mostly Sunny | 5 mph E | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bonham, TX
Last spring frost
Mar 16
First fall frost
Nov 13
Growing season
242 days
Hardiness zone
8a
Explore more for Bonham, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Bonham 3Nne, Tx (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.