Smithtown, North Carolina Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Smithtown weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Light Drizzle25%—98°72°—
- MondayJul 6Heavy Showers76%0.49″95°70°-3°
- TuesdayJul 7Drizzle63%0.01″95°68°0°
- WednesdayJul 8Light Showers36%0.10″93°66°-2°
- ThursdayJul 9Overcast27%—96°64°+3°
- FridayJul 10Overcast19%—98°72°+2°
- SaturdayJul 11Thunderstorm36%0.01″92°71°-6°
AQI 54 (Moderate), driven by PM2.5. AQI down 39 over the last 6 hours — air quality is improving sharply. PM2.5 at 14.8 µg/m³ (AQI 62) with a 0.90 fine-to-coarse ratio and 5 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 14.8 µg/m³ (AQI 62) with a 0.90 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.90
- 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
- 11:37 PM
- Moonset
- 11:34 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Smithtown at a glance
- Today vs. normal: 75°F — typical for the season
- Last frost: March 24 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — Smithtown
- Sun98°72°25%
- Mon95°70°76%
- Tue95°68°63%
- Wed93°66°36%
- Thu96°64°27%
- Fri98°72°19%
- Sat92°71°36%
- Sun95°69°31%
- Mon92°62°16%
- Tue90°60°11%
- Wed92°62°21%
- Thu92°66°41%
- Fri83°68°48%
- Sat91°66°48%
- Sun90°66°55%
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 — Smithtown
SPC has placed Smithtown in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal Risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
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 Smithtown
- 27018