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™
Phoenix, AZclear sky8610
Arlington, TXclear sky808
Bronx, NYfew clouds768
Chicago (NL), ILbroken clouds808
Cleveland, OHbroken clouds748
Houston, TXovercast clouds818
Kansas City, MOovercast clouds818
Philadelphia, PAbroken clouds758
St. Louis, MOclear sky818
Washington, DCbroken clouds748
Anaheim, CAscattered clouds657
Baltimore, MDbroken clouds727
Chicago (AL), ILbroken clouds807
Queens, NYscattered clouds757
Boston, MAfew clouds705
Los Angeles, CAovercast clouds635
Pittsburgh, PAovercast clouds725
San Diego, CAbroken clouds635
Tampa Bay, FLbroken clouds755
Atlanta, GAclear sky744
Cincinnati, OHclear sky724
Detroit, MIfew clouds764
Mexico City, Mexicomoderate rain644
Miami, FLovercast clouds804
San Francisco, CAfew clouds724
Tampa, FLbroken clouds744
Toronto, ONovercast clouds674
Denver, COovercast clouds563
Minneapolis, MNheavy intensity rain583
Sacramento, CAfew clouds723
Milwaukee, WIovercast clouds511
Seattle, WAscattered clouds621
Data last updated: 1779072967
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