• Early AM

    May 4

    Lo 46°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Today

    May 4

    77°Lo 51°

    Mostly sunny and beautiful

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Tue

    May 5

    71°Lo 46°

    A morning shower

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Wed

    May 6

    73°Lo 46°

    Mostly sunny and pleasant

    Low ragweed pollen levels
    • Precip
      9%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      16%
    more
  • Thu

    May 7

    75°Lo 46°

    Mostly sunny and pleasant

    Ragweed Pollen Weather
    • Precip
      7%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      27%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Mostly Sunny
Partly Sunny
Partly Cloudy
Temp (°F) 72° 75° 76° 76° 77° 75° 72° 69°
RealFeel® 77° 80° 81° 81° 80° 77° 73° 69°
Humidity 37% 33% 33% 31% 30% 32% 37% 42%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
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0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 5 SW 7 SW 8 SW 10 SW 12 SW 12 SW 12 SW 12 SW
UV Index 4 6 7 7 7 5 4 2
Cloud Cover 4% 5% 3% 3% 8% 21% 38% 52%
Dew Point 44° 44° 45° 43° 43° 44° 44° 45°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 77° N/A N/A 54°
Low 51° N/A N/A 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:42 AM with 14:10 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:30 PM with 10:39 of moolight, then sets at 6:09 AM

Winchester Weather Report

Boston: Warmest Day So Far in 2015 to Unfold Monday

May 3, 2015; 9:40 PM ET

A surge of warmth into the Northeast will create Boston's warmest day so far this year on Monday. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps