Weather forecast accuracy details for Concord, New Hampshire

These are the one- to three-day out accuracy percentages for high temperature, low temperature, icon forecast precipitation (both rain and snow), and text forecast precipitation (both rain and snow). Temperature accuracy is the percentage of forecasts within three degrees. Precipitation accuracy is the percentage of correct forecasts. The forecasts are collected in the evening.

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Weather Forecast Accuracy Data Last Month (August)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   88.89% 87.50% 88.89% 88.89% 88.54%
Microsoft   87.32% 85.92% 85.71% 85.71% 86.17%
Foreca   76.39% 81.94% 87.50% 87.50% 83.33%
AerisWeather   76.39% 81.94% 86.11% 86.11% 82.64%
Weatherbit   83.33% 80.56% 81.94% 81.94% 81.94%
NWS Digital Forecast   81.94% 76.39% 77.78% 77.78% 78.47%
Open-Meteo   77.78% 55.56% 79.17% 79.17% 72.92%
OpenWeather   76.39% 48.61% 75.00% 75.00% 68.75%
Pirate Weather   77.78% 31.94% 81.94% 79.17% 67.71%
World Weather Online   44.44% 58.33% 76.39% 76.39% 63.89%
Wetter.com   18.06% 43.06% 68.06% 66.67% 48.96%
Persistence   22.73% 25.00% 70.45% 70.45% 47.16%

Weather Forecast Accuracy Data Last Year (2024)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   82.12% 67.60% 85.30% 85.30% 80.08%
Microsoft   79.69% 71.44% 82.23% 83.51% 79.22%
Foreca   73.22% 63.39% 85.39% 85.39% 76.85%
AerisWeather   72.57% 59.74% 83.33% 82.87% 74.63%
Weatherbit   73.64% 59.31% 79.37% 79.75% 73.02%
NWS Digital Forecast   72.39% 63.26% 76.46% 76.46% 72.14%
Open-Meteo   63.11% 46.72% 80.15% 80.15% 67.53%
OpenWeather   66.95% 40.92% 79.87% 79.87% 66.90%
Pirate Weather   66.01% 33.90% 81.88% 81.88% 65.92%
World Weather Online   61.99% 47.10% 76.87% 76.87% 65.71%
Wetter.com   55.24% 42.04% 71.16% 70.69% 59.78%
Persistence   32.11% 26.61% 55.11% 55.11% 42.24%

If this data feeds your inner weather geek, you'll probably be interested in the amazing amount of weather data available from ForecastWatch. Likewise, if you're looking to assess your own forecasting accuracy or would like to make more informed decisions about a weather provider you're considering or already use, we can provide data to help you.

The data here is calculated from forecasts and observations collected and analyzed by ForecastWatch. If you would like more information about the methods, scientific approach, and the quality controls employed to ensure the data and analyses are of the highest quality, please read this overview.

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