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  • Today

    May 23

    Sunny; nice this afternoon 66°Lo 45°
  • Sun

    May 24

    Pleasant and warmer 79°Lo 53°
    more
  • Mon

    May 25

    Times of clouds and sun 83°Lo 61°
    more
  • Tue

    May 26

    A t-storm in the afternoon 83°Lo 62°
    more
  • Wed

    May 27

    Mostly sunny and warm 83°Lo 62°
    more
< Previous 8 hours Next 8 hours >
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Forecast
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Temp (°F) 61° 63° 64° 66° 65° 63° 61° 57°
RealFeel® 64° 66° 68° 68° 65° 62° 58° 55°
Humidity 20% 19% 18% 19% 21% 25% 29% 35%
   
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Rain
 
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Ice
 
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  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 13 WNW 13 WNW 12 WNW 12 W 12 W 10 W 9 WSW 7 WSW
UV Index 7 7 6 5 3 2 0 0
Cloud Cover 5% 7% 9% 10% 10% 11% 11% 3%
Dew Point 19° 20° 20° 22° 23° 26° 28° 29°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 23

more Historical Weather Data >
  Today Normal Record 5/23/2014
High 66° 71° N/A 60°
Low 45° 48° N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:16 AM with 14:51 of sunlight, then sets at 8:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:30 AM with 14:02 of moolight, then sets at 12:32 AM

Waltham Weather Report

Boston: Temperatures to Ride Roller Coaster Into Memorial Day

May 23, 2015; 5:05 AM ET

Temperatures will remain on a roller coaster ride around the Boston area through the Memorial Day holiday weekend. more >