Summit, Mississippi Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Summit weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast26%—91°74°—
- SundayJul 5Light Drizzle61%—88°74°-3°
- MondayJul 6Thunderstorm69%—93°72°+5°
- TuesdayJul 7T-storm w/ Hail50%—87°71°-6°
- WednesdayJul 8Thunderstorm26%—88°72°+1°
- ThursdayJul 9Overcast19%—94°72°+6°
- FridayJul 10Overcast17%—95°72°+1°
AQI 57 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 12.2 µg/m³ (AQI 57) 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
Ozone × UV × Sky
Ozone at AQI 40 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 18 around 1 PM.
- Present
- AQI 40
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 18
PM × Wind × Precip
PM2.5 at 12.2 µg/m³ (AQI 57) 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
- 10:45 PM
- Moonset
- 10:16 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Summit at a glance
- Today vs. normal: 4°F below 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: 39666
15-Day Forecast — Summit
- Sat90°74°26%
- Sun88°74°61%
- Mon93°72°69%
- Tue87°71°50%
- Wed88°72°26%
- Thu94°72°19%
- Fri95°72°17%
- Sat95°72°28%
- Sun97°73°28%
- Mon95°74°34%
- Tue97°73°24%
- Wed98°74°27%
- Thu100°76°43%
- Fri100°75°52%
- Sat94°76°33%
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 — Summit
SPC includes Summit 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 Summit
- 39666