• Tonight

    May 27

    Lo 64°

    Mostly cloudy

    Hair Frizz Weather
    • Wind
      Gust
      30 mph
    • Precip
      9%
    • Hours of Precip
      0
  • Thu

    May 28

    72°Lo 57°

    Clouds and sun with a t-storm

    Advisory for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      57%
    • Hours of Precip
      2.5
    more
  • Fri

    May 29

    70°Lo 58°

    Partly sunny and less humid

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      9%
    • Hours of Precip
      0
    more
  • Sat

    May 30

    74°Lo 59°

    Breezy with clouds and sun

    Advisory for hair frizz
    • Wind
      Gust
      32 mph
    • Precip
      12%
    • Hours of Precip
      2.5
    more
  • Sun

    May 31

    65°Lo 50°

    Not as warm with showers

    Advisory for hair frizz
    • Wind
      Gust
      27 mph
    • Precip
      88%
    • Hours of Precip
      4.5
    more
Next Previous
Hi 70° RealFeel® 70° Precipitation 9%

Day

N

E

S

W

  • SSW 17 mph
  • Gusts: 30 mph

Mostly cloudy and breezy

  • 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 64° RealFeel® 59° Precipitation 25%

Night

N

E

S

W

  • SW 13 mph
  • Gusts: 30 mph

Mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • 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 27

more Historical Weather Data >
  Today Normal Record 5/27/2014
High 70° 66° 83° (1965) 79°
Low 64° 51° 32° (1968) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:12 AM with 14:53 of sunlight, then sets at 8:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:15 PM with 12:11 of moolight, then sets at 2:26 AM

Hyannis Weather Report

Boston: Major Cooldown to Arrive This Weekend

May 27, 2015; 9:17 PM ET

Spotty showers and locally heavy, gusty thunderstorms will join in with the warm, humid weather pattern through Thursday around the Boston area. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index