McLean, Texas Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
McLean weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast11%—89°68°—
- SundayJul 5Overcast34%—86°67°-3°
- MondayJul 6Overcast34%—93°68°+7°
- TuesdayJul 7Light Drizzle——97°74°+4°
- WednesdayJul 8Overcast——103°75°+6°
- ThursdayJul 9Mostly Clear19%—105°77°+2°
- FridayJul 10Overcast19%—102°79°-3°
AQI 30 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 7.2 µg/m³, PM10 at 10.0 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 30. Overcast through the UV peak window (cloud cover ~66%) — afternoon ozone should stay flat.
- Present
- AQI 30
- UV peak
- 5.4 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 11
PM × Wind × Precip
PM2.5 at 7.2 µg/m³, PM10 at 10.0 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.72
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 11:32 PM
- Moonset
- 10:56 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
McLean at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: March 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 79057
16-Day Forecast — McLean
- Sat89°68°11%
- Sun86°67°34%
- Mon93°68°34%
- Tue97°74°9%
- Wed103°75°4%
- Thu105°77°19%
- Fri102°79°19%
- Sat105°76°10%
- Sun101°71°5%
- Mon104°73°3%
- Tue109°74°3%
- Wed111°82°6%
- Thu95°69°11%
- Fri94°70°19%
- Sat86°66°29%
- Sun92°65°23%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, 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 — McLean
SPC has placed McLean in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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 McLean
- 79057