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    Next 5 Days
    Next 6 Hours
    • 12PM

      Apr 24

      61°
      Sunny
      Precip 0%
    • 1PM

      65°
      Mostly sunny
      Precip 0%
    • 2PM

      69°
      Mostly sunny
      Precip 0%
    • 3PM

      72°
      Mostly sunny
      Precip 0%
    • 4PM

      75°
      Mostly sunny
      Precip 0%
    • 5PM

      74°
      Mostly sunny
      Precip 0%
    Every year, thousands of runners prepare for big races such as the Boston, New York and Chicago marathons. To prepare properly, runners have to know how temperatures affect their running performance.
    How does temperature affect your running?