Lewisville, Texas Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Lewisville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Partly Cloudy——101°82°—
- SundayJul 5Overcast16%—100°76°-1°
- MondayJul 6Overcast12%—96°73°-4°
- TuesdayJul 7Light Drizzle18%—98°74°+2°
- WednesdayJul 8Light Drizzle——103°78°+5°
- ThursdayJul 9Mostly Clear——106°81°+3°
- FridayJul 10Clear——103°82°-3°
AQI 48 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 13.7 µg/m³ (AQI 60) with a 0.70 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
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 46 now. With UV 8.6 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 53 around 1 PM.
- Present
- AQI 46
- UV peak
- 8.6 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 53
PM × Wind × Precip
PM2.5 at 13.7 µg/m³ (AQI 60) with a 0.70 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.70
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 11:14 PM
- Moonset
- 10:42 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Lewisville at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: March 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 75057, 75067, 75077
16-Day Forecast — Lewisville
- Sat101°82°3%
- Sun100°76°16%
- Mon96°73°12%
- Tue98°74°18%
- Wed103°78°5%
- Thu106°81°1%
- Fri103°82°2%
- Sat105°77°6%
- Sun103°78°6%
- Mon102°78°4%
- Tue109°82°2%
- Wed114°85°10%
- Thu95°78°13%
- Fri91°71°13%
- Sat89°74°19%
- Sun96°76°19%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Lewisville
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 — Lewisville
SPC includes Lewisville in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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 Lewisville
- 75067
- 75065
- 75056
- 75057
- 75077
- 75029