Dennis, Kansas Weather
Fireflies pulse through the magnolias. Day 78 of spring. Read this microseason across nine climate regions →
Dennis weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——83°66°—
- FridayJun 5Overcast——86°70°+3°
- SaturdayJun 6Light Drizzle29%—82°68°-4°
- SundayJun 7Light Showers79%—81°67°-1°
- MondayJun 8Thunderstorm59%—88°70°+7°
- TuesdayJun 9Clear38%—89°74°+1°
- WednesdayJun 10Mostly Clear——89°73°0°
PM2.5 at 9.8 µg/m³, PM10 at 10.2 µg/m³ — typical background levels with no transport signature. AQI up 13 over the last 6 hours (gradual rise).
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 43. Overcast through the UV peak window (cloud cover ~89%) — afternoon ozone should stay flat.
- Present
- AQI 43
- UV peak
- 0.1 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM2.5 at 9.8 µg/m³, PM10 at 10.2 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.96
- 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).
The higher the clouds, the finer the weather.
- Moonrise
- 5:16 AM
- Moonset
- 3:35 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
Dennis at a glance
- Today vs. normal: 77°F — typical for the season
- Last frost: March 31 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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 — Dennis
SPC has placed Dennis in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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.