Lewis, Iowa Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Lewis weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Light Drizzle21%0.01″88°66°—
- MondayJul 6Overcast——90°71°+2°
- TuesdayJul 7Overcast16%—85°68°-5°
- WednesdayJul 8Overcast45%—87°67°+2°
- ThursdayJul 9Drizzle45%—84°71°-3°
- FridayJul 10Light Drizzle21%—80°68°-4°
- SaturdayJul 11Overcast17%—86°67°+6°
AQI 25 (Good), driven by PM2.5. AQI down 11 over the last 6 hours (gradual decline).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
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
- 11:40 PM
- Moonset
- 11:33 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Lewis at a glance
- Today vs. normal: 3°F below the seasonal normal for this latitude
- Last frost: April 24 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 51544
16-Day Forecast — Lewis
- Sun88°66°21%
- Mon90°71°1%
- Tue85°68°16%
- Wed87°67°45%
- Thu84°71°45%
- Fri80°68°21%
- Sat86°67°17%
- Sun89°68°4%
- Mon96°75°3%
- Tue97°74°2%
- Wed81°65°5%
- Thu86°63°13%
- Fri95°70°19%
- Sat91°74°16%
- Sun95°73°16%
- Mon97°72°10%
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 — Lewis
SPC includes Lewis in the general thunderstorm area today — no severe risk, but storms are possible.
- 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 Lewis
- 51544