Kenosha, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Kenosha weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Drizzle57%0.02″80°66°—
- SundayJul 5Overcast16%—79°63°-1°
- MondayJul 6Overcast——77°61°-2°
- TuesdayJul 7Overcast——80°60°+3°
- WednesdayJul 8Overcast15%—83°61°+3°
- ThursdayJul 9Light Drizzle48%0.04″77°63°-6°
- FridayJul 10Overcast38%—77°62°0°
AQI 39 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.5 µg/m³ (AQI 47) with a 0.91 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
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 39. Overcast through the UV peak window (cloud cover ~68%) — afternoon ozone should stay flat.
- Present
- AQI 39
- UV peak
- 4.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 11
PM × Wind × Precip
PM2.5 at 8.5 µg/m³ (AQI 47) with a 0.91 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.91
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 10:50 PM
- Moonset
- 9:54 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Kenosha at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: May 2 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 53140, 53142, 53143, 53144
16-Day Forecast — Kenosha
- Sat80°66°57%
- Sun79°63°16%
- Mon77°61°1%
- Tue80°60°1%
- Wed83°61°15%
- Thu77°63°48%
- Fri77°62°38%
- Sat83°60°8%
- Sun67°59°9%
- Mon74°57°10%
- Tue76°62°10%
- Wed81°65°26%
- Thu85°67°16%
- Fri84°69°16%
- Sat85°69°20%
- Sun87°68°29%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Kenosha
Right now in the garden
Peak growing season
As of July 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 — Kenosha
SPC includes Kenosha in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
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.
Microseason · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
Day 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Kenosha peaks at about 75°F in July and bottoms near 22°F in January; May brings the heaviest rain (3.7 inches) and January the least (1.8 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 22° | 1.8″ | 15 |
| February | 24° | 1.9″ | 13 |
| March | 35° | 2.7″ | 15 |
| April | 47° | 3.4″ | 17 |
| May | 57° | 3.7″ | 18 |
| June | 68° | 3.4″ | 15 |
| July | 75° | 2.5″ | 13 |
| August | 74° | 2.8″ | 13 |
| September | 67° | 3.1″ | 14 |
| October | 54° | 2.9″ | 13 |
| November | 39° | 3.2″ | 14 |
| December | 26° | 2.3″ | 13 |
Regional context
By the nearest station's NOAA NCEI 1991-2020 normals, Kenosha sees 22°F Januarys and 75°F Julys, a 53°F range, plus around 33.6 inches of precipitation across 173 days.
No season owns Kenosha's rain: May reaches 3.7 inches across 18.0 days and January keeps 1.8 inches on 14.6, an even spread through Kenosha's year. It is a balanced pattern Kenosha shares with places like Somers, WI, Pleasant Prairie, WI and Bristol, WI.
The cool-season window in Kenosha starts at late-May, when nights stop freezing — think kale, peas, spinach, and parsnips. Warm-soil crops in Kenosha wait about two weeks past Kenosha's last frost, once the soil warms. Around early-October, freezing nights resume in Kenosha and tender crops must come in. In Kenosha, low spots run 4-7°F colder than nearby slopes, nudging Kenosha's frost dates a week.
Similar climates: Somers, WI, Pleasant Prairie, WI, Bristol, WI, Elmwood Park, WI, Sturtevant, WI.
Naturalist notes
In late May, common milkweed stems reach about knee height in unmowed lots, and monarch butterflies return to lay eggs on the undersides of young leaves.
Clear evenings in early June give the first good look at the Summer Triangle rising in the east — Vega appears highest and brightest, with Deneb and Altair trailing below it.
Frequently asked
- When does it freeze in Kenosha?
- In Kenosha, expect the last spring frost near mid-May; Kenosha's first autumn frost comes around mid-October.
- What is the rainy season in Kenosha?
- Kenosha sees its heaviest rain in May (around 3.7 inches), part of roughly 34 inches a year.
- What is the warmest month in Kenosha?
- Kenosha peaks in July, when the mean runs near 75°F.
- What is the coldest month in Kenosha?
- January is Kenosha's coldest month, averaging about 22°F.
- When can I start a vegetable garden in Kenosha?
- Around mid-May, start frost-hardy crops in Kenosha; tomatoes and basil belong a fortnight later.
- How many rainy days does Kenosha get?
- Expect roughly 173 wet days a year in Kenosha.
- What hardiness zone is Kenosha?
- Since January in Kenosha averages 22°F, Kenosha's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Kenosha?
- Kenosha's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Kenosha?
- See this week's day-by-day rain chances for Kenosha in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Kenosha?
- Current conditions for Kenosha and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Kenosha forecast updated?
- The Kenosha forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Kenosha?
- Today's sunrise and sunset times for Kenosha are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Kenosha?
- The next few days in Kenosha's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a warm-summer humid continental zone, Kenosha, Wisconsin swings from 22°F in the heart of winter to 75°F at midsummer — a 53°F arc.
Rain and snow bring Kenosha roughly 34 inches a year across approximately 173 measurable-precipitation days.
Kenosha's 53°F range, set by its 42.6°N position, drives frost timing and what thrives in Kenosha.
ZIP codes in Kenosha
- 53144
- 53140
- 53142
- 53143
- 53141