Caledonia, Mississippi Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Caledonia weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast19%—89°74°—
- MondayJul 6Light Showers48%—86°72°-3°
- TuesdayJul 7Overcast14%—93°71°+7°
- WednesdayJul 8Light Drizzle11%—96°71°+3°
- ThursdayJul 9Drizzle15%—98°72°+2°
- FridayJul 10Light Drizzle34%—96°74°-2°
- SaturdayJul 11Light Drizzle50%—97°74°+1°
AQI 54 (Moderate), driven by PM2.5. AQI down 37 over the last 6 hours — air quality is improving sharply. PM2.5 at 13.0 µg/m³ (AQI 58) with a 0.96 fine-to-coarse ratio and 4 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 13.0 µg/m³ (AQI 58) with a 0.96 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.96
- 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
- 11:07 PM
- Moonset
- 11:07 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Caledonia at a glance
- Today vs. normal: 3°F below the seasonal normal for this latitude
- Last frost: March 9 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 39740
15-Day Forecast — Caledonia
- Sun87°74°19%
- Mon86°72°48%
- Tue93°71°14%
- Wed96°71°11%
- Thu98°72°15%
- Fri96°74°34%
- Sat97°74°50%
- Sun97°72°39%
- Mon92°69°26%
- Tue96°71°10%
- Wed102°68°8%
- Thu87°68°24%
- Fri85°70°39%
- Sat87°69°23%
- Sun88°72°23%
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 — Caledonia
SPC has placed Caledonia in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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 Caledonia
- 39740