Partly Sunny/Partly Cloudy

Today

Partly Sunny

46°

/ 28°

Indianapolis, Indiana

5 Day Forecast

Weather Forecast Accuracy Last Month (January)

The Weather Channel

86.83%

Microsoft

84.32%

AerisWeather

83.06%

Weatherbit

81.33%

Foreca

80.38%

Pirate Weather

71.77%

World Weather Online

70.43%

Open-Meteo

70.43%

NWS Digital Forecast

70.40%

OpenWeather

68.55%

Wetter.com

54.84%

Persistence

33.33%

Where is AccuWeather?

Weather Forecast Accuracy Last Year (2025)

Microsoft

84.72%

The Weather Channel

84.57%

AerisWeather

81.75%

Weatherbit

81.37%

Foreca

81.27%

NWS Digital Forecast

76.60%

Open-Meteo

72.87%

Pirate Weather

70.97%

World Weather Online

67.95%

OpenWeather

67.34%

Wetter.com

63.59%

Persistence

44.44%

ForecastAdvisor Fact

63.8% of Open-Meteo's low temperature forecasts for Indianapolis were within 3 degrees of actual temperatures last year.

Share

Further accuracy analysis

©2005-2026 ForecastWatch® — 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.