New York, NY 80° Los Angeles, CA 87° 🌤️ Chicago, IL 🌤️ Houston, TX Miami, FL 87° Phoenix, AZ 118° 🌤️ Seattle, WA 🌤️ Denver, CO Toronto, ON 82° 🌤️ Vancouver, BC
WeatherLive › Illinois › Sparta

Sparta, IL Weather (62286)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSparta · 6:51 PM CDT
87° | 73°
83°F
Feels like 86°
Sunny
WindN 9 mph · Gusts 15 mph
Precip71% · 0.11 in
Humidity57% · Dew point 67°
UV index9 Very high
Air Quality68 Moderate
Pressure30.00 inHg
Visibility6 mi
Sunrise / Sunset6:15 AM · 7:50 PM · 13h 35m

Weather map — Sparta

Full radar →
Now
83°
3%
9 mph
19:00
79°
14%
10 mph
20:00
76°
15%
5 mph
21:00
75°
17%
5 mph
22:00
74°
17%
5 mph
23:00
73°
17%
5 mph
00:00
72°
18%
3 mph
01:00
71°
21%
2 mph
02:00
70°
18%
2 mph
03:00
69°
7%
2 mph
04:00
68°
8%
2 mph
05:00
67°
10%
2 mph
06:00
66°
12%
1 mph
07:00
66°
14%
3 mph
08:00
68°
11%
4 mph
09:00
72°
7%
3 mph
10:00
76°
5%
4 mph
11:00
80°
3%
3 mph
12:00
83°
2%
2 mph
13:00
85°
10%
2 mph
14:00
86°
10%
4 mph
15:00
87°
5%
4 mph
16:00
87°
7%
6 mph
17:00
85°
11%
8 mph

Today · Mon 8/17

High 87°
71% / 0.11 in

Mostly cloudy. Winds N at 10 mph.

Tonight · Mon 8/17

Low 66°
17% / –

Mostly cloudy. Winds NE at 5 mph.

Tomorrow · Tue 8/18

87° | 66°
8% / –

Sunny. Winds SE at 10 mph.

7-day trend

Sparta · temperature + precipitation

10-day forecast

Updated 6:51 PM

Details & indices

Wind
9 mph N
Gusts 15 mph
Humidity
57%
Dew point 67°
Pressure
30.00 inHg
Rising
UV index
9 — Very high
High today
Air Quality
Moderate
AQI 68 · US EPA
Allergy
None detected
—
Visibility
6 mi
Clear view
Allergy — Sparta

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
None
Ragweed
None

Sun & moon

Sunrise6:15 AM
Sunset7:50 PM
Length of day13h 35m
Moonrise11:37 AM
Moonset10:12 PM
Moon phase🌒 Waxing Crescent · 30%
Next full moonAug 27 Sturgeon Moon
Latitude38.1231°N
Longitude-89.7018°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Fair
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Chicago
—
— 🌤️
Aurora
—
— 🌤️
Rockford
—
— 🌤️
Joliet
—
— 🌤️
Naperville
—
—
Data sources · Monday, August 17
Where the Sparta forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 38.1231°N, -89.7018°.
NBM + global weather models
Updated: 6:51 PM
Weather in Sparta
Over the next 10 days Sparta tops out around 95° (Tuesday) and dips to 62° on the coolest night (Saturday). About 0.82 in of precipitation is expected in total; the most likely wet day is Thursday (87% chance). Hold onto the patio furniture Tuesday: gusts could hit 28 mph. No active NWS alerts at the moment — quiet on the hazards front. Right now Sparta is running about 5° warmer than Champaign. Longer view: variable mid-latitude weather in every season.
Sparta, IL · Elev 528 ft · 38.12°N, 89.70°W · Illinois · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 6:51 PM