Keokuk, Iowa Weather
Heat settles and the rain begins. Day 89 of spring. Read this microseason across nine climate regions →
Keokuk weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 16Overcast29%—74°60°—
- WednesdayJun 17T-storm w/ Hail39%—87°59°+13°
- ThursdayJun 18Light Drizzle23%—72°60°-15°
- FridayJun 19Overcast——75°56°+3°
- SaturdayJun 20Overcast——79°58°+4°
- SundayJun 21Showers68%0.31″68°60°-11°
- MondayJun 22Overcast60%—71°53°+3°
AQI 39 (Good), driven by Ozone. AQI up 7 over the last 6 hours (gradual rise). Ozone at AQI 50 now. With UV 7.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 52 around 1 PM.
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 50 now. With UV 7.8 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 52 around 1 PM.
- Present
- AQI 50
- UV peak
- 7.8 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 52
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).
Cut your thistles before St. John, you will have two instead of one.
- Moonrise
- 6:48 AM
- Moonset
- 9:56 PM
- In sign
- ♋︎ Cancer
Heat settles and the rain begins
Keokuk at a glance
- Today vs. normal: 74°F — typical for the season
- Last frost: April 18 (climatological average for this latitude)
- Microseason: Jun 16–20
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Keokuk
- Tue74°60°29%
- Wed87°59°39%
- Thu72°60°23%
- Fri75°56°1%
- Sat79°58°9%
- Sun68°60°68%
- Mon71°53°60%
- Tue72°56°10%
- Wed77°65°8%
- Thu81°64°27%
- Fri88°69°27%
- Sat89°71°27%
- Sun89°72°35%
- Mon87°72°42%
- Tue88°71°35%
- Wed92°72°41%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 16, 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 — Keokuk
SPC has placed Keokuk in the Enhanced Risk category for severe thunderstorms tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWENHEnhanced Risk
- DAY 3NONENo severe risk
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 Keokuk
- 52632