• Early AM

    May 4

    Lo 49°

    Partly cloudy

    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 pleasant

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

    Low ragweed pollen levels
    • Precip
      7%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      27%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Partly Cloudy
Showers
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Showers
Temp (°F) 55° 58° 58° 59° 61° 64° 66° 65°
RealFeel® 55° 55° 58° 60° 64° 68° 70° 66°
Humidity 77% 73% 73% 72% 71% 66% 58% 72%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
16%
 
51%
 
47%
 
40%
 
34%
 
34%
 
40%
 
52%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 5 SSW 5 SW 5 SW 5 WSW 5 W 5 WNW 5 NW 6 NW
UV Index 0 0 0 0 1 2 3 4
Cloud Cover 45% 45% 45% 45% 54% 52% 70% 70%
Dew Point 48° 49° 50° 50° 52° 52° 51° 56°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - May 5

more Historical Weather Data >
  Today Normal Record 5/5/2014
High 71° N/A N/A 59°
Low 46° N/A N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:39 AM with 14:15 of sunlight, then sets at 7:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:29 PM with 10:04 of moolight, then sets at 7:33 AM

Winchester Weather Report

Boston: Warmest Day So Far in 2015 to Unfold Monday

May 4, 2015; 2:37 AM ET

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

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps