Napa, California

5 Day Forecast

Weather Forecast Accuracy Last Month (July)

Microsoft

94.17%

Foreca

93.33%

AerisWeather

93.33%

The Weather Channel

90.56%

Open-Meteo

90.56%

Weatherbit

90.00%

Pirate Weather

88.61%

NWS Digital Forecast

86.94%

Wetter.com

81.39%

OpenWeather

75.83%

Persistence

74.31%

World Weather Online

71.39%

Where is AccuWeather?

Weather Forecast Accuracy Last Year (2024)

Microsoft

87.65%

The Weather Channel

87.16%

Foreca

86.15%

AerisWeather

84.64%

Weatherbit

81.87%

NWS Digital Forecast

79.73%

Pirate Weather

75.96%

Open-Meteo

75.89%

OpenWeather

75.16%

Wetter.com

73.36%

World Weather Online

73.19%

Persistence

60.00%

ForecastAdvisor Fact

On average, Microsoft's low temperature forecasts for Napa were off by 2.21 degrees last year.

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Data provided by ForecastWatch.com.


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