• Today

    Jul 27

    93°Lo 64°

    Mostly sunny and hot

    Neutral weather for migraines
    • Hi
      RealFeel
      102°
    • UV
      5 - High
    • Cloud
      Cover
      12%
  • Thu

    Jul 28

    94°Lo 70°

    Sun mixing with clouds; hot

    Beneficial weather for migraines
    • Hi
      RealFeel
      102°
    • UV
      5 - High
    • Cloud
      Cover
      34%
    more
  • Fri

    Jul 29

    84°Lo 63°

    A couple of thunderstorms

    Beneficial weather for migraines
    • Hi
      RealFeel
      95°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
    more
  • Sat

    Jul 30

    83°Lo 61°

    Clouds and sun with a shower

    Beneficial weather for migraines
    • Hi
      RealFeel
      88°
    • UV
      5 - High
    • Cloud
      Cover
      53%
    more
  • Sun

    Jul 31

    82°Lo 62°

    Cloudy with a thunderstorm

    Beneficial weather for migraines
    • Hi
      RealFeel
      84°
    • UV
      4 - Moderate
    • Cloud
      Cover
      95%
    more
Next Previous
Next 8 hours >
  Wed
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 81° 85° 87° 89° 90° 92° 93° 92°
RealFeel® 87° 92° 97° 100° 102° 102° 102° 98°
Humidity 59% 51% 48% 48% 45% 42% 41% 39%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 NNE 4 N 4 N 4 NNW 4 N 4 NNE 5 ENE 5 E
UV Index 3 4 6 7 7 7 6 4
Cloud Cover 5% 8% 11% 11% 15% 19% 19% 15%
Dew Point 66° 65° 65° 67° 66° 66° 66° 64°
Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F

Temperature History - Jul 27

more Historical Weather Data >
  Today Normal Record 7/27/2015
High 93° 82° N/A 85°
Low 64° 61° N/A 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:33 AM with 14:36 of sunlight, then sets at 8:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:13 AM with 13:51 of moolight, then sets at 2:04 PM

Waltham Weather Report

Heat wave to deteriorate across northeastern US as downpours unleash up to 2 inches of rain

July 27, 2016; 9:23 AM ET

As July draws to a close, a storm system swinging up from the Deep South will bring downpours to the northeastern U.S. and break the back of an extended heat wave. more >

Wed. Migraine Headache

Wed. UV Index