Showers

Today

Rain

50°

/ 35°

Grantsville, Utah

5 Day Forecast

Weather Forecast Accuracy Last Month (January)

The Weather Channel

91.13%

Microsoft

91.13%

Weatherbit

88.71%

Foreca

82.53%

AerisWeather

82.26%

NWS Digital Forecast

79.84%

Pirate Weather

78.23%

OpenWeather

76.61%

Open-Meteo

75.00%

Wetter.com

69.62%

World Weather Online

69.09%

Persistence

33.33%

Where is AccuWeather?

Weather Forecast Accuracy Last Year (2025)

Microsoft

87.05%

The Weather Channel

85.79%

Weatherbit

83.43%

AerisWeather

83.16%

Foreca

83.05%

NWS Digital Forecast

75.87%

Pirate Weather

75.72%

Open-Meteo

72.77%

Wetter.com

71.91%

OpenWeather

71.25%

World Weather Online

59.79%

Persistence

52.15%

ForecastAdvisor Fact

100.0% of Persistence's high temperature forecasts for Grantsville were within 3 degrees of actual temperatures last month.

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