Dalhart, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dalhart, a city in Dallam County, Texas.
Overnight
63°F
Mostly Cloudy
Mostly cloudy, with a low around 63. Southwest wind around 10 mph.
7-day forecast for Dalhart
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Cloudy | 10 mph SW | 8% |
| Saturday | 91°F | Mostly Sunny | 10 to 15 mph SW | 8% |
| Saturday Night | 59°F | Partly Cloudy | 10 to 15 mph SW | 8% |
| Sunday | 83°F | Mostly Sunny | 5 to 15 mph NNE | 8% |
| Sunday Night | 56°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 15 mph ENE | 16% |
| Monday | 77°F | Slight Chance Rain Showers | 5 to 10 mph ENE | 18% |
| Monday Night | 54°F | Mostly Cloudy then Showers And Thunderstorms Likely | 5 to 10 mph ESE | 60% |
| Tuesday | 74°F | Showers And Thunderstorms Likely | 5 to 15 mph SSE | 62% |
| Tuesday Night | 53°F | Showers And Thunderstorms Likely | 10 to 15 mph SSE | 64% |
| Wednesday | 72°F | Rain Showers Likely | 10 to 15 mph S | 68% |
| Wednesday Night | 55°F | Showers And Thunderstorms Likely | 10 to 15 mph S | 68% |
| Thursday | 76°F | Rain Showers Likely | 10 to 15 mph SSW | 58% |
| Thursday Night | 57°F | Showers And Thunderstorms Likely | 5 to 10 mph SSW | 55% |
| Friday | 77°F | Rain Showers Likely | 5 to 15 mph SSW | 55% |
Forecast source: National Weather Service (api.weather.gov) for Dalhart (36.057, -102.512). Updated through the day.
Growing snapshot for Dalhart
Last spring frost
Apr 28
First fall frost
Oct 20
Growing season
173 days
Hardiness zone
6b
More local growing data for Dalhart: nearby ZIP 79022 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dalhart, Tx (5.4 mi from Dalhart). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.