Simpson, Kansas Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Simpson weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Rain59%0.11″86°68°—
- SundayJul 5Overcast——91°66°+5°
- MondayJul 6Partly Cloudy——94°70°+3°
- TuesdayJul 7Overcast——97°72°+3°
- WednesdayJul 8Overcast41%—103°75°+6°
- ThursdayJul 9Overcast41%—100°74°-3°
- FridayJul 10Drizzle31%—100°73°0°
AQI 46 (Good), driven by PM2.5. AQI up 8 over the last 6 hours (gradual rise). PM2.5 at 9.3 µg/m³ (AQI 51) with a 0.79 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 31 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 7 around 1 PM.
- Present
- AQI 31
- UV peak
- 0.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 7
PM × Wind × Precip
PM2.5 at 9.3 µg/m³ (AQI 51) with a 0.79 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.79
- 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
- 11:50 PM
- Moonset
- 11:46 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Simpson at a glance
- Today vs. normal: 73°F — typical for the season
- Last frost: April 12 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 67478
16-Day Forecast — Simpson
- Sat86°68°59%
- Sun91°66°2%
- Mon94°70°4%
- Tue97°72°1%
- Wed103°75°41%
- Thu100°74°41%
- Fri100°73°31%
- Sat82°68°11%
- Sun87°67°2%
- Mon91°67°1%
- Tue98°69°2%
- Wed104°71°5%
- Thu112°76°11%
- Fri111°82°17%
- Sat114°83°10%
- Sun99°80°15%
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 — Simpson
SPC has placed Simpson in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWNONENo severe risk
- DAY 3NONENo severe risk
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 Simpson
- 67478