• Wed

    May 20

    80°Lo 57°

    A couple of afternoon showers

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      36%
    more
  • Thu

    May 21

    66°Lo 50°

    Colder with plenty of clouds

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      96%
  • Fri

    May 22

    66°Lo 47°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      20%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      27%
    more
  • Sat

    May 23

    68°Lo 53°

    Considerable cloudiness

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      89%
    more
  • Sun

    May 24

    70°Lo 55°

    Considerable cloudiness

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      94%
    more
Next Previous
Hi 66° RealFeel® 67° Precipitation 25%

Day

N

E

S

W

  • ENE 8 mph
  • Gusts: 15 mph

Colder with plenty of clouds

  • Max UV Index: 3 (Moderate)
  • 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 50° RealFeel® 50° Precipitation 25%

Night

N

E

S

W

  • ENE 4 mph
  • Gusts: 5 mph

Plenty of clouds

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • 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 21

more Historical Weather Data >
  Today Normal Record 5/21/2014
High 66° N/A N/A 73°
Low 50° N/A N/A 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:20 AM with 14:46 of sunlight, then sets at 8:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:36 AM with 14:40 of moolight, then sets at 11:16 PM

Blackstone Weather Report

Boston: Temperatures to Throttle Back After 80-Degree Warmth

May 5, 2015; 2:24 AM 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 >