• Early AM

    Apr 22

    Lo 44°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Today

    Apr 22

    57°Lo 41°

    Showers late in the afternoon

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Thu

    Apr 23

    51°Lo 37°

    Partly sunny; windy, cooler

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Fri

    Apr 24

    51°Lo 39°

    Plenty of sun

    Low ragweed pollen levels
    • Precip
      13%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      8%
    more
  • Sat

    Apr 25

    53°Lo 41°

    A brief shower or two

    Ragweed Pollen Weather
    • Precip
      56%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      48%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Cloudy
Cloudy
Cloudy
Partly Cloudy
Mostly Clear
Sunny
Sunny
Mostly Sunny
Temp (°F) 46° 45° 45° 44° 44° 45° 48° 50°
RealFeel® 49° 47° 46° 46° 45° 43° 44° 46°
Humidity 89% 89% 85% 83% 84% 81% 75% 72%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
2%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 1 WSW 2 SW 2 SW 2 SW 4 SSW 6 SSW 7 SSW 9 SSW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 83% 68% 52% 37% 19% 5% 0% 26%
Dew Point 43° 42° 41° 40° 39° 40° 40° 41°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 22

more Historical Weather Data >
  Today Normal Record 4/22/2014
High 57° 52° N/A 59°
Low 41° 42° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:50 AM with 13:38 of sunlight, then sets at 7:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:55 AM with 14:47 of moolight, then sets at 11:42 PM

Chatham Weather Report

Boston: Cooler Air to Sweep Away Warmth This Week

April 21, 2015; 4:52 PM ET

Cooler air will push into the Boston area during the middle and latter part of the week. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps