McNair, Virginia Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
McNair weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast38%—95°71°—
- MondayJul 6Rain85%0.30″91°68°-4°
- TuesdayJul 7Drizzle85%0.01″81°69°-10°
- WednesdayJul 8Heavy Drizzle44%0.04″74°69°-7°
- ThursdayJul 9Overcast33%—90°69°+16°
- FridayJul 10Drizzle53%—86°71°-4°
- SaturdayJul 11Light Drizzle32%0.01″82°66°-4°
AQI 49 (Good), driven by PM2.5. AQI down 21 over the last 6 hours — air quality is improving sharply. PM2.5 at 9.7 µg/m³ (AQI 52) with a 0.95 fine-to-coarse ratio and 2 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
PM × Wind × Precip
PM2.5 at 9.7 µg/m³ (AQI 52) with a 0.95 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.95
- Wind
- calm
- 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
- 11:26 PM
- Moonset
- 11:19 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
McNair at a glance
- Today vs. normal: 74°F — typical for the season
- Last frost: April 10 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — McNair
- Sun95°71°38%
- Mon91°68°85%
- Tue81°69°85%
- Wed74°69°44%
- Thu90°69°33%
- Fri86°71°53%
- Sat82°66°32%
- Sun80°70°18%
- Mon85°67°18%
- Tue87°64°11%
- Wed86°67°23%
- Thu94°69°29%
- Fri89°69°27%
- Sat89°69°30%
- Sun90°69°36%
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 — McNair
SPC has placed McNair 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 McNair
- 20171