Mostly Sunny

Today

Mostly Sunny

80°

/ --

Calumet City, Illinois

5 Day Forecast

Weather Forecast Accuracy Last Month (July)

Microsoft

87.12%

AerisWeather

84.14%

The Weather Channel

83.87%

Foreca

83.33%

Weatherbit

82.44%

Pirate Weather

78.76%

NWS Digital Forecast

72.83%

OpenWeather

70.83%

Open-Meteo

66.13%

World Weather Online

65.32%

Wetter.com

61.56%

Persistence

42.26%

Where is AccuWeather?

Weather Forecast Accuracy Last Year (2024)

The Weather Channel

84.15%

Microsoft

82.89%

Foreca

82.44%

AerisWeather

80.98%

Weatherbit

78.85%

NWS Digital Forecast

75.68%

Open-Meteo

71.32%

Pirate Weather

71.10%

OpenWeather

68.51%

World Weather Online

68.14%

Wetter.com

64.14%

Persistence

43.35%

ForecastAdvisor Fact

78.3% of Weatherbit's low temperature forecasts for Calumet City were within 3 degrees of actual temperatures last month.

Share

Further accuracy analysis

©2005-2025 Intellovations, LLC. All rights reserved. For personal use only.

Duplication prohibited without prior written permission.

Data provided by ForecastWatch.com.


Check out our ClimateWatch newsletter for climate trends and forecasts, groundbreaking innovations, and actionable tips.