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

Pontoosuc, Illinois Weather

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

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

Pontoosuc, IL
Sunday, July 5 at 10:33 AM
77
°
Partly Cloudy
Feels like
85°
Humidity
87%
Wind
4 mph
Sunrise
12:40 AM
Sunset
3:38 PM
Pontoosuc, IL
Hour by hour · 24h
24-Hour ForecastPontoosuc, IL: 24-hour forecast. Temperatures range from 67 to 88 degrees Fahrenheit.
L 67°H 88°
Pontoosuc, IL
7-day forecast
  1. Today
    Jul 5
    Overcast
    88°70°
  2. Monday
    Jul 6
    Mostly Clear
    88°67°
  3. Tuesday
    Jul 7
    Overcast
    84°65°-4°
  4. Wednesday
    Jul 8
    Overcast
    87°66°+3°
  5. Thursday
    Jul 9
    Thunderstorm
    35%
    87°68°
  6. Friday
    Jul 10
    Light Drizzle
    47%
    0.01″
    79°69°-8°
  7. Saturday
    Jul 11
    Heavy Drizzle
    23%
    0.09″
    85°67°+6°
Pontoosuc, IL
Anemometer · 24h winds · from true
NESW
From · True
N
000° · veering 111°
Direction
N
000°
Sustained
4
mph
Gust
6
mph
Peak 24h
15
avg 5
Beaufort · 2 · LIGHT 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 15 @ 2:00p
010MPHB1B2B3B4-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 126SUSTGUST
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Pontoosuc, IL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
995.1
+0.4 mb in 3h · steady · 29.39 inHg
Now
995.1
mb
3h
+0.4
mb
12h
+1.6
mb
24h
+0.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 993996
9859909951000STORM|RAIN-21h-18h-15h-12h-9h-6h-3h-24hNOW995.8992.9995.0
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Pontoosuc, IL
Air quality
26
AQI
Good
-1 in 6hPeak ~40 @ 10 PM

AQI 26 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 38 now. With UV 4.4 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 around 1 PM.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.

PM 2.5Good
5.1μg/m³
PM 10Good
6μg/m³
NO₂Good
2μg/m³
OzoneDRIVERModerate
80μg/m³
UV IndexModerate
3.1

What's driving it

Ozone × UV × Sky

Ozone at AQI 38 now. With UV 4.4 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 around 1 PM.

Present
AQI 38
UV peak
4.4 at 1 PM
Sky at peak
clear
Projected peak
AQI 22

PM × Wind × Precip

PM2.5 at 5.1 µg/m³ (AQI 28) with a 0.84 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.

PM2.5/PM10
0.84
Wind
calm
Recent rain
0h in last 6h
Pattern
stagnant smoke
Pontoosuc, IL
Sky cover · visibility · 24h
Cloud cover
67%
PARTLY CLOUDY
100%0%−24h−18h−12h−6hnow

Visibility
30.6mi
UNLIMITED
55 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
15:33 UTC · Pontoosuc, 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
15:33 UTC · Pontoosuc, IL · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Pontoosuc, IL
Satellite · infrared · animated
Pontoosuc, IL
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Pontoosuc, IL
Almanac · Sunday, July 5
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:07 AM
Sunrise
12:40 AM
Daylight
14h 58m
Sunset
3:38 PM
Civil dusk
9:13 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Pontoosuc, IL
The moon
Waning Gibbous
71% illuminated
Moonrise
11:23 PM
Moonset
11:17 AM
In sign
♓︎ Pisces
Pontoosuc, IL
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

plant
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Pontoosuc at a glance

  • Today vs. normal: 6°F above the seasonal normal for this latitude
  • Last frost: April 20 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

16-Day Forecast — Pontoosuc

  1. Sun88°70°9%
  2. Mon88°67°2%
  3. Tue84°65°0%
  4. Wed87°66°4%
  5. Thu87°68°35%
  6. Fri79°69°47%
  7. Sat85°67°23%
  8. Sun88°70°8%
  9. Mon93°71°4%
  10. Tue93°77°4%
  11. Wed78°64°7%
  12. Thu78°60°20%
  13. Fri86°64°26%
  14. Sat88°69°24%
  15. Sun88°73°23%
  16. Mon91°74°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 — Pontoosuc

SPC includes Pontoosuc 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 Pontoosuc

  • 62330
  • 62358

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.