Riverton, Iowa Weather
Sun climbs to its northern throne. Day 88 of spring. Read this microseason across nine climate regions →
Riverton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast——79°52°—
- TuesdayJun 16Overcast——78°61°-1°
- WednesdayJun 17Overcast15%—88°64°+10°
- ThursdayJun 18Overcast——74°60°-14°
- FridayJun 19Overcast——80°56°+6°
- SaturdayJun 20Heavy Drizzle45%—74°60°-6°
- SundayJun 21Thunderstorm61%0.38″79°70°+5°
AQI 42 (Good), driven by Ozone. AQI up 13 over the last 6 hours (gradual rise). Ozone at AQI 43 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
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 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 43
- UV peak
- 1.3 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 43
PM × Wind × Precip
PM2.5 at 5.1 µg/m³, PM10 at 5.4 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.94
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:53 AM
- Moonset
- 9:13 PM
- In sign
- ♋︎ Cancer
Sun climbs to its northern throne
Riverton at a glance
- Today vs. normal: 76°F — typical for the season
- Last frost: April 20 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Riverton
- Mon79°52°0%
- Tue78°61°7%
- Wed88°64°15%
- Thu73°59°6%
- Fri80°56°4%
- Sat75°60°45%
- Sun77°66°61%
- Mon69°58°33%
- Tue64°61°10%
- Wed76°60°20%
- Thu91°66°20%
- Fri74°57°25%
- Sat76°64°30%
- Sun81°68°26%
- Mon78°64°14%
- Tue81°60°23%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, 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 — Riverton
SPC has placed Riverton in the General Thunderstorms category for severe thunderstorms today.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- 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.
ZIP codes in Riverton
- 51650