• Tonight

    May 4

    Lo 60°

    Mild with patchy clouds

    Asthma Weather
    • Hi
      RealFeel
      83°
    • UV
      7 - High
    • Air Qual.
      Moderate
  • Tue

    May 5

    75°Lo 50°

    Partly sunny, a t-storm; warm

    Neutral weather for asthma
    • Hi
      RealFeel
      78°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Wed

    May 6

    75°Lo 50°

    Partly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      81°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Thu

    May 7

    81°Lo 54°

    Sunny and pleasant

    Beneficial weather for asthma
    • Hi
      RealFeel
      83°
    • UV
      7 - High
    • Cloud
      Cover
      13%
    more
  • Fri

    May 8

    80°Lo 56°

    Mostly sunny and pleasant

    Beneficial weather for asthma
    • Hi
      RealFeel
      85°
    • UV
      7 - High
    • Cloud
      Cover
      19%
    more
Next Previous
Hi 82° RealFeel® 83° Precipitation 1%

Day

N

E

S

W

  • SW 10 mph
  • Gusts: 25 mph

Mostly sunny and warmer; breezy this afternoon; dry weather brings a high fire threat

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 60° RealFeel® 56° Precipitation 25%

Night

N

E

S

W

  • SW 10 mph
  • Gusts: 20 mph

Mild with patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 10%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 82° 65° N/A 59°
Low 60° 42° N/A 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 14:11 of sunlight, then sets at 7:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:24 PM with 10:20 of moolight, then sets at 6:44 AM

Watertown Weather Report

Boston: Temperatures to Throttle Back After 80-Degree Warmth

May 4, 2015; 1:24 PM ET

Following the first 80-degree day since last September, highs for much of the balance of the week will be in the comfortable 70s around Boston. more >

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.

Mon. Air Quality

Mon. Asthma Risk

Mon. UV Index