• Mostly clear 61°
    Asthma Current Weather
    • Relative Humidity
      80%
    • Yesterday
      Temp
      71°
    • Pressure
      30.27 inHg
  • Tonight

    Sep 4

    Lo 51°

    Clear and cooler but pleasant

    Asthma Weather
    • Hi
      RealFeel
      79°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    Day Details >
  • Tomorrow

    Sep 5

    Hi 81°

    Plenty of sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      87°
    • UV
      5 - High
    • Air Qual.
      Good
    Day Details >
  • Sunday

    Sep 6

    Hi 85°

    Sunny and very warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      90°
    • UV
      5 - High
    • Air Qual.
      Good
    Day Details >
Next

Turning colder tonight

9/4 9/5 Now: 10:36pm
PM 10-2
  • 10pm Clear 61° 0%
  • 11pm Clear 59° 0%
  • 12am Clear 57° 0%
  • 1am Clear 56° 0%
  • 2am Clear 55° 0%
AM 9-2
  • 9am Sunny 60° 0%
  • 10am Sunny 66° 0%
  • 11am Sunny 71° 0%
  • 12pm Sunny 76° 0%
  • 1pm Sunny 77° 0%
  • 2pm Sunny 79° 0%
PM 3-8
  • 3pm Sunny 80° 0%
  • 4pm Sunny 81° 0%
  • 5pm Sunny 79° 0%
  • 6pm Sunny 76° 0%
  • 7pm Sunny 73° 0%
  • 8pm Clear 68° 0%
Hourly Forecast >
Sep 04, 2015; 6:00 PM ET
Five-day Weather Forecast for Boston, MA
Boston, MA Weather Forecast

Hillsborough Weather Report

Boston: Warmth to Rebuild Labor Day Weekend After Cooldown

September 4, 2015; 7:49 PM ET

A push of cool air from northeastern Canada will keep warmth, haze and humidity at bay around Boston into the first part of the Labor Day weekend before all three conditions build by early next week. more >

Respiratory Health Live Feed

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The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index