Johnsburg Weather Today — Illinois, United States
Current temperature, rain chance, humidity, wind and air quality in Johnsburg, plus an hourly and 3-day forecast. Updated through the day.
22:31
Fri, 18 Sep 2026
📍 Illinois, United States
Johnsburg??
16
°C
Light rain shower
Feels 13°C · 60°F
💧 98% Humidity
💨 → 24.5 km/h ESE
👁 10 km Visibility
🌧 2.02 mm Precip
☁ 100% Cloud
☀️ UV Low
🌿 AQI Good
☀️ UV Index
0
Low
🔵 Pressure
1016
hPa · 30 in
💨 Wind
24.5
km/h · Gust 49.4 km/h
→ ESE
💧 Humidity
98%
Dew point 15.2°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
15.5°
Wind chill 15.5°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
06:53 AM
🌇
Sunset
07:16 PM
📅 3-Day Forecast
Friday
18 Sep 2026
Light rain shower
17°
/
13°
💧90%
🌧14.96mm
💨27
☀️UV 3.5
Saturday
19 Sep 2026
Light rain shower
19°
/
13°
💧98%
🌧18.39mm
💨24
☀️UV 0.7
Sunday
20 Sep 2026
Overcast
18°
/
11°
💧83%
🌧0.02mm
💨27
☀️UV 1.3
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