Cherry Valley, Illinois Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Cherry Valley weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Drizzle55%0.03″85°68°—
- SundayJul 5Overcast15%—83°64°-2°
- MondayJul 6Overcast——78°61°-5°
- TuesdayJul 7Overcast——80°58°+2°
- WednesdayJul 8Showers13%0.13″81°61°+1°
- ThursdayJul 9Showers50%0.01″80°67°-1°
- FridayJul 10Light Drizzle36%—77°63°-3°
AQI 34 (Good), driven by Ozone. AQI up 5 over the last 6 hours (gradual rise). Ozone at AQI 44 now. With UV 6.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 26 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 44 now. With UV 6.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 26 around 1 PM.
- Present
- AQI 44
- UV peak
- 6.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 26
PM × Wind × Precip
PM2.5 at 6.5 µg/m³ (AQI 36) with a 0.71 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.71
- 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
- 10:54 PM
- Moonset
- 9:59 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Cherry Valley at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: April 29 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 61016
16-Day Forecast — Cherry Valley
- Sat85°68°55%
- Sun83°64°15%
- Mon78°61°7%
- Tue80°58°1%
- Wed81°61°13%
- Thu80°67°50%
- Fri77°63°36%
- Sat74°59°11%
- Sun76°57°7%
- Mon73°54°8%
- Tue79°56°8%
- Wed77°60°26%
- Thu81°63°13%
- Fri77°67°26%
- Sat77°60°26%
- Sun73°57°32%
Forecast data from Open-Meteo (CC BY 4.0).
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 — Cherry Valley
SPC includes Cherry Valley 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
July is Cherry Valley's warmest stretch (~74°F) and January its coldest (~22°F); precipitation crests in June at 5.2 inches and ebbs in January to 1.6 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 22° | 1.6″ | 4 |
| February | 26° | 1.6″ | 4 |
| March | 37° | 2.4″ | 5 |
| April | 49° | 3.8″ | 7 |
| May | 60° | 4.2″ | 8 |
| June | 70° | 5.2″ | 8 |
| July | 74° | 3.8″ | 6 |
| August | 72° | 4.2″ | 6 |
| September | 64° | 3.6″ | 5 |
| October | 52° | 2.6″ | 5 |
| November | 39° | 2.3″ | 5 |
| December | 27° | 1.9″ | 5 |
Regional context
In Cherry Valley, NOAA NCEI 1991-2020 normals put January near 22°F and July near 74°F — a 52°F seasonal arc — with about 37.2 inches of precipitation over 69 rainy or snowy days.
Cherry Valley's rain peaks in summer: June brings 5.2 inches over 7.8 thunderstorm-fed days, while January sees just 1.6 inches across 4.4 days under cooler, drier air. It is a warm-season-wet pattern Cherry Valley shares with places like Rockford, IL, New Milford, IL and Belvidere, IL.
Cherry Valley reaches its last hard frost near late-May; that is the cue for kale, peas, spinach, and parsnips. Tomatoes and peppers do best set out two weeks later in Cherry Valley, once nights clear the mid-40s°F. By early-October, frost is back in Cherry Valley — protect or harvest anything tender. Cherry Valley's low ground holds frost later into spring than Cherry Valley's benches, which run 3-5 days ahead.
Similar climates: Rockford, IL, New Milford, IL, Belvidere, IL, Loves Park, IL, Monroe Center, IL.
Frequently asked
- When does it freeze in Cherry Valley?
- Cherry Valley's last spring frost lands near mid-May, and in Cherry Valley the first fall frost follows around mid-October.
- What is the rainy season in Cherry Valley?
- June is the wettest month in Cherry Valley, about 5.2 inches on average; the year totals roughly 37 inches.
- What is the warmest month in Cherry Valley?
- On average July tops the year in Cherry Valley at about 74°F.
- What is the coldest month in Cherry Valley?
- The coldest stretch in Cherry Valley falls in January, around 22°F on average.
- When can I start a vegetable garden in Cherry Valley?
- In Cherry Valley, sow peas and hardy greens around mid-May; Cherry Valley's tomatoes and peppers wait two weeks more.
- How many rainy days does Cherry Valley get?
- Expect roughly 69 wet days a year in Cherry Valley.
- What hardiness zone is Cherry Valley?
- With January around 22°F, Cherry Valley's zone reflects that minimum — the USDA ZIP map confirms Cherry Valley's band.
- What is the 10-day forecast for Cherry Valley?
- Cherry Valley'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 Cherry Valley?
- See this week's day-by-day rain chances for Cherry Valley in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Cherry Valley?
- Current conditions for Cherry Valley and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Cherry Valley forecast updated?
- The Cherry Valley forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Cherry Valley?
- Today's sunrise and sunset times for Cherry Valley 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 Cherry Valley?
- The next few days in Cherry Valley'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, Cherry Valley, Illinois swings from 22°F in the heart of winter to 74°F at midsummer — a 52°F arc.
Cherry Valley sees close to 37 inches of precipitation annually, falling across some 69 wet days.
Cherry Valley sits at 42.2°N; that 52°F seasonal swing frames planting windows and frost dates across Cherry Valley.
ZIP codes in Cherry Valley
- 61112
- 61016
- 61109
- 61108