• Today

    Oct 20

    56°Lo 41°

    Some sun, then clouds

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

    Oct 21

    59°Lo 47°

    Periods of rain

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

    Oct 22

    56°Lo 49°

    Breezy with rain

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

    Oct 23

    58°Lo 47°

    Breezy with periods of rain

    Low ragweed pollen levels
    • Precip
      68%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      97%
    more
  • Fri

    Oct 24

    58°Lo 44°

    Cloudy with occasional rain

    Ragweed Pollen Weather
    • Precip
      63%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      95%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
11pm
Tue
12am
1am 2am 3am 4am 5am 6am
  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Showers
Mostly Cloudy
Mostly Cloudy
Temp (°F) 45° 44° 43° 43° 43° 42° 42° 41°
RealFeel® 44° 44° 44° 44° 44° 43° 43° 42°
Humidity 74% 77% 81% 83% 84% 87% 91% 93%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
1%
 
1%
 
4%
 
43%
 
47%
 
51%
 
16%
 
12%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 2 SSW 2 S 2 S 2 W 1 SSE 1 SE 1 ESE 1 ENE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 92% 94% 94% 76% 76% 76% 76% 76%
Dew Point 37° 37° 38° 39° 39° 39° 40° 39°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Oct 20

more Historical Weather Data >
  Today Normal Record 10/20/2013
High 56° 60° N/A 61°
Low 41° 39° N/A 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:05 AM with 10:50 of sunlight, then sets at 5:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:46 AM with 12:33 of moolight, then sets at 4:19 PM

Londonderry Weather Report

Boston: Rain to Move in By Midweek

October 20, 2014; 7:32 AM ET

A low pressure system moving over the Northeast will spread rain across the Boston area before the middle of the week. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps