Walnut, Kansas Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Walnut weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle47%—88°74°—
- SundayJul 5Showers41%0.99″90°71°+2°
- MondayJul 6Mostly Clear——88°71°-2°
- TuesdayJul 7Mostly Clear——90°69°+2°
- WednesdayJul 8Overcast——90°71°0°
- ThursdayJul 9Heavy Drizzle32%—92°73°+2°
- FridayJul 10Overcast33%—89°76°-3°
AQI 43 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.4 µg/m³, PM10 at 10.2 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 37 now. With UV 0.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 around 1 PM.
- Present
- AQI 37
- UV peak
- 0.1 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 6
PM × Wind × Precip
PM2.5 at 8.4 µg/m³, PM10 at 10.2 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.82
- Wind
- light
- Recent rain
- 1h 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
- 11:37 PM
- Moonset
- 11:34 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Walnut at a glance
- Today vs. normal: 6°F above the seasonal normal for this latitude
- Last frost: April 2 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 66780
16-Day Forecast — Walnut
- Sat88°74°47%
- Sun90°71°41%
- Mon88°71°3%
- Tue90°69°1%
- Wed90°71°2%
- Thu92°73°32%
- Fri89°76°33%
- Sat85°68°18%
- Sun81°67°6%
- Mon84°65°5%
- Tue87°66°5%
- Wed91°69°10%
- Thu93°74°19%
- Fri93°77°8%
- Sat90°78°23%
- Sun96°77°35%
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 — Walnut
SPC has placed Walnut in the Enhanced Risk category for severe thunderstorms today.
- TODAYENHEnhanced Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Numerous severe storms likely. Tornadoes, large hail, and damaging wind gusts possible across the area. Track NWS warnings if storms develop.
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 Walnut
- 66780