• Tonight

    Sep 1

    Lo 57°

    Mainly clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Sep 2

    88°Lo 61°

    Mostly sunny, warm and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    Sep 3

    86°Lo 60°

    Sun and clouds with a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Sep 4

    76°Lo 48°

    Not as warm with sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Sep 5

    80°Lo 53°

    Nice with plenty of sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Cloudy
Partly Cloudy
Mostly Sunny
Temp (°F) 59° 59° 59° 59° 57° 60° 65° 71°
RealFeel® 60° 60° 60° 60° 59° 62° 67° 76°
Humidity 89% 87% 88% 87% 100% 93% 85% 70%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
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  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 2 S 2 S 2 S 2 S 2 S 2 S 2 SW 4 SW
UV Index 0 0 0 0 0 0 1 3
Cloud Cover 25% 25% 25% 25% 25% 90% 63% 28%
Dew Point 56° 55° 56° 55° 57° 58° 61° 61°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2014
High 88° 78° N/A 84°
Low 61° 52° N/A 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:08 of sunlight, then sets at 7:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:54 PM with 14:05 of moolight, then sets at 11:59 AM

Winchester Weather Report

Boston: Late-Week Front to Slash Summer Temperatures

September 1, 2015; 9:00 PM ET

Wednesday and Thursday will bring weather more common for early July rather than early September, but the summer heat will come to an end by the weekend. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps