Live Weather & Forecast

Weather in Plainfield

Illinois, United States · Real-time conditions & 3-day outlook

Flag of United States
Overcast
18°C
Feels like 18°C
65°F / Feels 65°F
Overcast
Plainfield, Illinois
🌞 Daytime
Updated: 2026-04-13 06:45
💧
Humidity
94%
💨
Wind
19.4 km/h SW
🌬️
Wind Gust
29.6 km/h
🌡️
Pressure
1012 mb
👁️
Visibility
16 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
15.6°C
🌐
Wind Degree
226°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
158.9 μg/m³
NO₂
6.5 μg/m³
O₃
72 μg/m³
SO₂
2.9 μg/m³
PM 2.5
6.1 μg/m³
PM 10
6.7 μg/m³

Weather Alerts 4

Met · Severe · Immediate
Flood Warning issued April 12 at 10:46AM CDT until April 14 at 7:00PM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Illinois... Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater...Minor flooding is occurring. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road...

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation...

Effective: 2026-04-12T10:46:00-05:00  ·  Expires: 2026-04-13T05:00:00-05:00
Met · Severe · Immediate
Flood Warning issued April 12 at 9:04PM CDT until April 14 at 7:00PM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Indiana... Illinois... Kankakee River at Shelby affecting Lake IN and Newton Counties. Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road in St. Charles, including th...

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation...

Effective: 2026-04-12T21:04:00-05:00  ·  Expires: 2026-04-13T15:15:00-05:00
Met · Severe · Immediate
Flood Warning issued April 12 at 10:22AM CDT until April 14 at 1:00AM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Indiana... Kankakee River at Dunns Bridge affecting Porter and Jasper Counties. Kankakee River at Shelby affecting Newton and Lake IN Counties. For the Kankakee River...including Dunns Bridge...Minor flooding is occurring. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kankakee River from Near I-65 and...

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation...

Effective: 2026-04-12T10:22:00-05:00  ·  Expires: 2026-04-13T04:30:00-05:00
Met · Severe · Immediate
Flood Warning issued April 12 at 9:04PM CDT until April 13 at 7:00PM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Indiana... Illinois... Kankakee River at Shelby affecting Lake IN and Newton Counties. Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kankakee River from Near I-65 and De Motte downstream to IL/IN state line, includ...

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation...

Effective: 2026-04-12T21:04:00-05:00  ·  Expires: 2026-04-13T15:15:00-05:00

Today's Hourly Forecast

24-hour breakdown for Plainfield, Illinois

12 AM
Patchy rain nearby
17°
Patchy rain nearby
💧 84% 💨 34.6 km/h 🌧️ 100%
1 AM
Overcast
17°
Overcast
💧 86% 💨 28.8 km/h
2 AM
Light drizzle
17°
Light drizzle
💧 91% 💨 27.7 km/h 🌧️ 100%
3 AM
Light rain
18°
Light rain
💧 92% 💨 23.4 km/h 🌧️ 100%
4 AM
Patchy rain nearby
18°
Patchy rain nearby
💧 90% 💨 21.6 km/h 🌧️ 73%
5 AM
Clear
17°
Clear
💧 90% 💨 22.3 km/h
6 AM
Overcast
18°
Overcast
💧 94% 💨 19.4 km/h
7 AM
Partly Cloudy
18°
Partly Cloudy
💧 93% 💨 17.6 km/h
8 AM
Overcast
19°
Overcast
💧 92% 💨 15.8 km/h
9 AM
Overcast
19°
Overcast
💧 92% 💨 14.4 km/h
10 AM
Overcast
20°
Overcast
💧 92% 💨 15.8 km/h
11 AM
Overcast
21°
Overcast
💧 91% 💨 19.4 km/h
12 PM
Overcast
21°
Overcast
💧 89% 💨 21.2 km/h
1 PM
Overcast
22°
Overcast
💧 88% 💨 19.1 km/h
2 PM
Overcast
22°
Overcast
💧 85% 💨 19.1 km/h
3 PM
Patchy rain nearby
23°
Patchy rain nearby
💧 83% 💨 28.4 km/h 🌧️ 85%
4 PM
Patchy rain nearby
22°
Patchy rain nearby
💧 79% 💨 22 km/h 🌧️ 100%
5 PM
Patchy rain nearby
22°
Patchy rain nearby
💧 89% 💨 23 km/h 🌧️ 100%
6 PM
Thundery outbreaks in nearby
22°
Thundery outbreaks in nearby
💧 82% 💨 24.5 km/h
7 PM
Thundery outbreaks in nearby
22°
Thundery outbreaks in nearby
💧 85% 💨 23.8 km/h
8 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 89% 💨 25.2 km/h
9 PM
Thundery outbreaks in nearby
22°
Thundery outbreaks in nearby
💧 90% 💨 25.6 km/h
10 PM
Thundery outbreaks in nearby
21°
Thundery outbreaks in nearby
💧 84% 💨 25.2 km/h
11 PM
Overcast
21°
Overcast
💧 92% 💨 24.5 km/h

3-Day Forecast

Daily overview for Plainfield, Illinois

Today
Patchy rain nearby
Patchy rain nearby
25° / 17°
🌧️ 85% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 34.6 km/h
🌧️ Total precip: 2.6 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:16 AM
🌇 Sunset: 07:31 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Patchy rain nearby
Patchy rain nearby
24° / 20°
🌧️ 82% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 32 km/h
🌧️ Total precip: 0.58 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:14 AM
🌇 Sunset: 07:33 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Heavy rain
Heavy rain
21° / 19°
🌧️ 88% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 32.8 km/h
🌧️ Total precip: 29.07 mm
☀️ UV Index: 0.6
🌅 Sunrise: 06:13 AM
🌇 Sunset: 07:34 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit Plainfield

Plan your trip to Plainfield, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Plainfield 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Plainfield?
Current conditions in Plainfield: Overcast, temperature 18°C, humidity 94%.
What is the best time to visit Plainfield?
The best time to visit Plainfield is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Plainfield?
Plainfield is located at approximately 41.6° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Plainfield?
The wettest period in Plainfield is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Plainfield?
For visits to Plainfield during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Plainfield in?
Plainfield is located in United States, in the state of Illinois.
What are the public holidays in Plainfield in 2026?
View the 2026 public holidays for Plainfield on our Holidays page.
What are the GPS coordinates used for the weather forecast in Plainfield?
The weather forecast for Plainfield uses coordinates 41.6087, -88.2054.