Do certain weather conditions lead to more home runs?

Yes! Weather conditions can change the distance a batted ball travels by more than 20%. Home Run Forecast provides a simple way to see the if weather will help or hinder baseball flight during a game. The Home Run Forecast Index demonstrates a strong correlation with the number of HRs hit and runs scored in big league games. Check out our Premium Subscription for on-demand HRFI forecast data by team and for each game.

The Home Run Forecast Index has been featured on

HRF PREMIUM IS NOW AVAILABLE

HRF Premium provides on-demand HRF forecast data using up to date weather information along with our trained model. Check out a preview below or view the pricing page for more information.

Premium Preview

HRF forecast value available for each contest, with detailed data throughout the game.

Premium Hourly Preview

Detailed weather data and hourly index data for each park.

Current Weather Conditions and HRF Index

The table below shows the Home Run Forecast Index (HRFI) value for each big league ballpark. The HRFI ranges from 1 to 10, with 10 indicating the most favorable weather conditions for ball fight and 1 indicating least favorable. Learn more about how we calculate this index here.

This data is updated hourly at the top of the hour. For ballparks with a retractable roof, the index is calculated for open roof conditions. Check local sources for roof status. For ballparks with a permanent roof, the index is calculated for indoor conditions.

Ballpark LocationSky CoverTemperature (°F)Home Run Forecast Index™
Arlington, TXovercast clouds668
Houston, TXovercast clouds708
Miami, FLfew clouds724
Anaheim, CAclear sky553
Los Angeles, CAclear sky543
Phoenix, AZbroken clouds673
San Diego, CAscattered clouds553
San Francisco, CAbroken clouds543
Tampa, FLclear sky623
Sacramento, CAclear sky491
Atlanta, GAovercast clouds491
Baltimore, MDsnow321
Boston, MAclear sky141
Bronx, NYovercast clouds301
Chicago (AL), ILlight snow351
Chicago (NL), ILsnow351
Cincinnati, OHovercast clouds371
Cleveland, OHlight snow331
Denver, COscattered clouds421
Detroit, MIovercast clouds261
Kansas City, MOovercast clouds391
Milwaukee, WIovercast clouds301
Minneapolis, MNovercast clouds351
Philadelphia, PAlight snow331
Pittsburgh, PAlight rain351
Queens, NYovercast clouds311
Seattle, WAovercast clouds491
St. Louis, MOovercast clouds391
Toronto, ONfew clouds191
Washington, DClight rain331
Data last updated: 1772535371
API Access

Add Home Run Forecast to Your Site or App

Give your audience a quick way to understand how weather will affect hitting distance. Enhance your game previews, picks and analysis with hourly forecasts up to two days out. When it comes to fantasy baseball or the sportsbook every edge counts.

swing-batter-home-run-forecast@2x