Valmeyer, Illinois Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Valmeyer weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle33%0.03″96°74°—
- SundayJul 5Light Rain33%0.10″83°71°-13°
- MondayJul 6Drizzle33%—87°69°+4°
- TuesdayJul 7Overcast19%—85°67°-2°
- WednesdayJul 8Overcast12%—93°66°+8°
- ThursdayJul 9Overcast30%—99°73°+6°
- FridayJul 10Heavy Drizzle34%0.01″90°73°-9°
AQI 47 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.6 µg/m³, PM10 at 9.2 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 31. Overcast through the UV peak window (cloud cover ~77%) — afternoon ozone should stay flat.
- Present
- AQI 31
- UV peak
- 1.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 4
PM × Wind × Precip
PM2.5 at 8.6 µg/m³, PM10 at 9.2 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
- 10:53 PM
- Moonset
- 10:09 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Valmeyer at a glance
- Today vs. normal: 7°F above the seasonal normal for this latitude
- Last frost: April 6 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 62295
16-Day Forecast — Valmeyer
- Sat96°74°33%
- Sun83°71°33%
- Mon87°69°33%
- Tue85°67°19%
- Wed93°66°12%
- Thu99°73°30%
- Fri90°73°34%
- Sat91°73°17%
- Sun80°63°10%
- Mon80°58°3%
- Tue81°60°6%
- Wed85°63°10%
- Thu84°65°10%
- Fri81°67°9%
- Sat88°69°14%
- Sun90°71°16%
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 — Valmeyer
SPC has placed Valmeyer 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 Valmeyer
- 62295