Weather StoryAlmanac, microseasons, and the day's weather story.

Lake Summerset, Illinois Weather

Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →

Lake Summerset weather forecast — hour by hour, 7-day outlook, NOAA radar

Lake Summerset, IL
Sunday, July 5 at 12:29 PM
79
°
Mostly Clear
Feels like
84°
Humidity
66%
Wind
10 mph
Sunrise
12:26 AM
Sunset
3:37 PM
Lake Summerset, IL
Hour by hour · 24h
24-Hour ForecastLake Summerset, IL: 24-hour forecast. Temperatures range from 63 to 81 degrees Fahrenheit.
L 63°H 81°
Lake Summerset, IL
7-day forecast
  1. Today
    Jul 5
    Overcast
    12%
    81°66°
  2. Monday
    Jul 6
    Partly Cloudy
    83°63°+2°
  3. Tuesday
    Jul 7
    Overcast
    82°60°-1°
  4. Wednesday
    Jul 8
    Overcast
    28%
    81°66°-1°
  5. Thursday
    Jul 9
    Thunderstorm
    51%
    0.07″
    80°64°-1°
  6. Friday
    Jul 10
    Light Drizzle
    31%
    79°65°-1°
  7. Saturday
    Jul 11
    Overcast
    19%
    83°64°+4°
Lake Summerset, IL
Anemometer · 24h winds · from true
NESW
From · True
NNE
015° · backing 149°
Direction
NNE
015°
Sustained
10
mph
Gust
14
mph
Peak 24h
17
avg 5
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 5 · pk 17 @ 8:00a
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 148SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 149° from the nne.
Lake Summerset, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
986.7
-0.1 mb in 3h · steady · 29.14 inHg
Now
986.7
mb
3h
-0.1
mb
12h
+1.0
mb
24h
-0.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 984987
9809859909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW987.1984.1986.6
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Lake Summerset, IL
Air quality
24
AQI
Good
0 in 6hPeak ~38 @ 11 PM

AQI 24 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 6.7 µg/m³, PM10 at 7.3 µg/m³ — typical background levels with no transport signature.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERGood
6.7μg/m³
PM 10Good
7μg/m³
NO₂Good
2μg/m³
OzoneModerate
78μg/m³
UV IndexModerate
4.0

What's driving it

Ozone × UV × Sky

Ozone at AQI 37 now. With UV 4.1 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 14 around 1 PM.

Present
AQI 37
UV peak
4.1 at 1 PM
Sky at peak
partly cloudy
Projected peak
AQI 14

PM × Wind × Precip

PM2.5 at 6.7 µg/m³, PM10 at 7.3 µg/m³ — typical background levels with no transport signature.

PM2.5/PM10
0.92
Wind
breezy
Recent rain
0h in last 6h
Pattern
background
Lake Summerset, IL
Sky cover · visibility · 24h
Cloud cover
29%
MOSTLY CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
54.0mi
UNLIMITED
53 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
17:29 UTC · Lake Summerset, IL · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
17:29 UTC · Lake Summerset, IL · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Lake Summerset, IL
Satellite · infrared · animated
Lake Summerset, IL
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Lake Summerset, IL
Almanac · Sunday, July 5
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
4:53 AM
Sunrise
12:26 AM
Daylight
15h 11m
Sunset
3:37 PM
Civil dusk
9:13 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Lake Summerset, IL
The moon
Waning Gibbous
71% illuminated
Moonrise
11:17 PM
Moonset
11:09 AM
In sign
♓︎ Pisces
Lake Summerset, IL
Microseason
Jul 1–5

Cicadas claim the afternoon

fish
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Lake Summerset at a glance

  • Today vs. normal: 10°F above the seasonal normal for this latitude
  • Last frost: May 1 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

16-Day Forecast — Lake Summerset

  1. Sun81°66°12%
  2. Mon83°63°1%
  3. Tue82°60°0%
  4. Wed81°66°28%
  5. Thu80°64°51%
  6. Fri79°65°31%
  7. Sat83°64°19%
  8. Sun84°68°10%
  9. Mon89°70°4%
  10. Tue89°66°7%
  11. Wed74°60°13%
  12. Thu78°58°19%
  13. Fri81°60°11%
  14. Sat85°69°23%
  15. Sun86°69°23%
  16. Mon88°71°19%

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 — Lake Summerset

SPC includes Lake Summerset in the general thunderstorm area today — no severe risk, but storms are possible.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWNONENo severe risk
  • 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.

ZIP codes in Lake Summerset

  • 61019

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.