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™
Miami, FLbroken clouds778
Arlington, TXovercast clouds597
Tampa, FLbroken clouds716
Houston, TXovercast clouds614
Los Angeles, CAclear sky674
Phoenix, AZclear sky644
San Diego, CAclear sky604
Tampa Bay, FLclear sky724
Anaheim, CAclear sky643
Bronx, NYclear sky523
Kansas City, MOclear sky523
Las Vegas, NVclear sky523
Queens, NYscattered clouds533
San Francisco, CAovercast clouds573
Seattle, WAclear sky533
Williamsport, PAclear sky381
Atlanta, GAclear sky461
Baltimore, MDfew clouds461
Boston, MAfew clouds461
Chicago (AL), ILovercast clouds481
Chicago (NL), ILovercast clouds491
Cincinnati, OHclear sky471
Cleveland, OHbroken clouds411
Denver, COclear sky421
Detroit, MIclear sky381
Milwaukee, WIovercast clouds451
Minneapolis, MNovercast clouds491
Philadelphia, PAscattered clouds491
Pittsburgh, PAclear sky421
Sacramento, CAclear sky461
St. Louis, MOclear sky501
Toronto, ONclear sky431
Washington, DCfew clouds501
Data last updated: 1794401767
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