Can certain weather conditions lead to more home runs?

Weather can change the distance a baseball travels by more than 20%. Home Run Forecast quickly shows you if the weather will help or hinder baseball flight during a game.

The Home Run Forecast Index has been featured on

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.

Ballpark Location Sky Cover Temperature (°F) Home Run Forecast Index™
Phoenix, AZ clear sky 89 10
Arlington, TX broken clouds 79 8
Baltimore, MD clear sky 73 8
Minneapolis, MN broken clouds 67 8
Atlanta, GA overcast clouds 75 7
Denver, CO clear sky 71 7
Houston, TX broken clouds 82 7
Miami, FL scattered clouds 86 7
Anaheim, CA clear sky 69 6
Boston, MA clear sky 71 6
Bronx, NY scattered clouds 71 6
Chicago (NL), IL clear sky 72 6
Kansas City, MO scattered clouds 72 6
San Diego, CA broken clouds 67 6
Seattle, WA scattered clouds 59 6
Cincinnati, OH overcast clouds 68 5
Los Angeles, CA clear sky 67 5
Milwaukee, WI clear sky 72 5
St. Louis, MO overcast clouds 73 5
Toronto, ON few clouds 65 5
Oakland, CA overcast clouds 57 4
Philadelphia, PA clear sky 72 4
Pittsburgh, PA overcast clouds 68 4
Queens, NY broken clouds 71 4
San Francisco, CA clear sky 56 4
Tampa Bay, FL overcast clouds 84 4
Washington, DC clear sky 73 4
Chicago (AL), IL clear sky 72 3
Detroit, MI clear sky 68 3
Cleveland, OH scattered clouds 67 2
Data last updated: 1656424701
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.