Grandfalls, Texas Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Grandfalls weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Light Drizzle—0.02″102°78°—
- MondayJul 6Overcast——98°71°-4°
- TuesdayJul 7Clear——99°77°+1°
- WednesdayJul 8Overcast——100°80°+1°
- ThursdayJul 9Overcast——102°79°+2°
- FridayJul 10Partly Cloudy——101°79°-1°
- SaturdayJul 11Overcast12%—97°78°-4°
AQI 39 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±4 points).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 12:04 AM
- Moonset
- 12:08 PM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Grandfalls at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: February 23 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 79742
15-Day Forecast — Grandfalls
- Sun102°78°4%
- Mon98°71°9%
- Tue99°77°1%
- Wed100°80°1%
- Thu102°79°1%
- Fri101°79°5%
- Sat97°78°12%
- Sun98°78°12%
- Mon99°80°17%
- Tue99°80°9%
- Wed101°81°4%
- Thu107°82°6%
- Fri96°77°2%
- Sat96°75°6%
- Sun92°74°4%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Grandfalls
SPC includes Grandfalls in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
ZIP codes in Grandfalls
- 79742