Houghton, Iowa Weather
Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →
Houghton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast11%—88°57°—
- FridayJun 5Thunderstorm80%2.3″81°65°-7°
- SaturdayJun 6Light Showers68%—86°70°+5°
- SundayJun 7Showers53%—87°70°+1°
- MondayJun 8Heavy Drizzle62%0.03″78°68°-9°
- TuesdayJun 9Overcast30%—89°69°+11°
- WednesdayJun 10Thunderstorm16%—93°74°+4°
Ozone at AQI 46 now. AQI down 16 over the last 6 hours — air quality is improving sharply. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 14 by mid-afternoon.
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 46 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 14 by mid-afternoon.
- Present
- AQI 46
- UV peak
- 3.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 14
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 4:38 AM
- Moonset
- 2:06 PM
- In sign
- ♑︎ Capricorn
Fireflies pulse through the magnolias
Houghton at a glance
- Today vs. normal: 11°F below the seasonal normal for this latitude
- Last frost: April 21 (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 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 — Houghton
SPC has placed Houghton in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal 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.