Live Weather & Forecast
Weather in Macomb
Illinois, United States · Real-time conditions & 3-day outlook
5°C
Feels like 2°C
41°F / Feels 35°F
Clear
Macomb, Illinois
🌙 Nighttime
Updated: 2026-04-12 03:30
Humidity
83%
Wind
14.8 km/h SE
Wind Gust
25.5 km/h
Pressure
1025 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
25%
Dew Point
0.8°C
Wind Degree
141°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
168.9 μg/m³
NO₂
5.6 μg/m³
O₃
80 μg/m³
SO₂
2.1 μg/m³
PM 2.5
7.2 μg/m³
PM 10
8.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Macomb, Illinois
12 AM
6°
Clear
1 AM
6°
Clear
2 AM
6°
Clear
3 AM
5°
Clear
4 AM
6°
Clear
5 AM
6°
Clear
6 AM
6°
Clear
7 AM
6°
Sunny
8 AM
6°
Sunny
9 AM
7°
Patchy rain nearby
10 AM
9°
Patchy rain nearby
11 AM
11°
Patchy rain nearby
12 PM
14°
Patchy rain nearby
1 PM
16°
Sunny
2 PM
18°
Sunny
3 PM
20°
Sunny
4 PM
22°
Sunny
5 PM
20°
Sunny
6 PM
19°
Partly Cloudy
7 PM
18°
Partly Cloudy
8 PM
17°
Partly Cloudy
9 PM
17°
Overcast
10 PM
17°
Cloudy
11 PM
17°
Overcast
3-Day Forecast
Daily overview for Macomb, Illinois
Today
Sunny
23°
/
6°
🌧️ 0% chance of rain
💧 Avg. humidity: 66%
💨 Max wind: 27.4 km/h
🌧️ Total precip: 0.1 mm
☀️ UV Index: 0.5
🌅 Sunrise: 06:55 AM
🌇 Sunset: 08:10 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Heavy rain
21°
/
14°
🌧️ 89% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 32.8 km/h
🌧️ Total precip: 21.81 mm
☀️ UV Index: 1
🌅 Sunrise: 06:53 AM
🌇 Sunset: 08:11 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Moderate rain
23°
/
14°
🌧️ 76% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 27.7 km/h
🌧️ Total precip: 7.7 mm
☀️ UV Index: 1.2
🌅 Sunrise: 06:51 AM
🌇 Sunset: 08:12 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Macomb
Plan your trip to Macomb, 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.
Frequently Asked Questions
People also ask — answers optimized for search engines and voice queries.
What is the current weather in Macomb?
Current conditions in Macomb: Clear, temperature 5°C, humidity 83%.
What is the best time to visit Macomb?
The best time to visit Macomb is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Macomb?
Macomb is located at approximately 42.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Macomb?
The wettest period in Macomb is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Macomb?
For visits to Macomb during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Macomb in?
Macomb is located in United States, in the state of Illinois.
What are the public holidays in Macomb in 2026?
View the 2026 public holidays for Macomb on our Holidays page.
What are the GPS coordinates used for the weather forecast in Macomb?
The weather forecast for Macomb uses coordinates 42.6741, -82.9029.