Granby, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Granby weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast25%—92°74°—
- SundayJul 5Heavy Drizzle31%0.10″86°69°-6°
- MondayJul 6Overcast11%—88°67°+2°
- TuesdayJul 7Drizzle10%—88°67°0°
- WednesdayJul 8Overcast——92°70°+4°
- ThursdayJul 9Overcast14%—93°74°+1°
- FridayJul 10Overcast32%—87°77°-6°
AQI 49 (Good), driven by PM2.5. AQI up 7 over the last 6 hours (gradual rise). PM2.5 at 11.0 µg/m³ (AQI 55) with a 0.73 fine-to-coarse ratio and 3 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 47 now. With UV 8.6 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 54 around 1 PM.
- Present
- AQI 47
- UV peak
- 8.6 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 54
PM × Wind × Precip
PM2.5 at 11.0 µg/m³ (AQI 55) with a 0.73 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.73
- 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
- 10:27 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Granby at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: March 29 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 64844
16-Day Forecast — Granby
- Sat92°74°25%
- Sun86°69°31%
- Mon88°67°11%
- Tue88°67°10%
- Wed92°70°5%
- Thu93°74°14%
- Fri87°77°32%
- Sat78°67°19%
- Sun78°62°8%
- Mon80°59°5%
- Tue83°61°4%
- Wed84°64°6%
- Thu87°64°10%
- Fri87°69°11%
- Sat86°65°11%
- Sun81°65°10%
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 — Granby
SPC has placed Granby 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 Granby
- 64844