Hillsboro, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Hillsboro weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Showers33%0.14″94°75°—
- SundayJul 5Overcast31%—85°71°-9°
- MondayJul 6Mostly Clear23%—87°68°+2°
- TuesdayJul 7Clear——86°64°-1°
- WednesdayJul 8Overcast13%—97°64°+11°
- ThursdayJul 9Overcast25%—99°76°+2°
- FridayJul 10Overcast40%—96°75°-3°
AQI 46 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 12.9 µg/m³, PM10 at 13.9 µg/m³ — typical background levels with no transport signature.
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 55. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 55
- UV peak
- 6.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 22
PM × Wind × Precip
PM2.5 at 12.9 µg/m³, PM10 at 13.9 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.93
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 10:54 PM
- Moonset
- 10:10 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Hillsboro at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: April 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 63050
16-Day Forecast — Hillsboro
- Sat94°75°33%
- Sun85°71°31%
- Mon87°68°23%
- Tue86°64°7%
- Wed97°64°13%
- Thu99°76°25%
- Fri96°75°40%
- Sat84°64°21%
- Sun83°61°8%
- Mon83°58°6%
- Tue81°59°9%
- Wed91°59°10%
- Thu93°63°10%
- Fri92°71°9%
- Sat81°66°16%
- Sun77°65°14%
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 — Hillsboro
SPC has placed Hillsboro 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 Hillsboro
- 63050