• Today

    Sep 16

    66°Lo 46°

    Occasional rain and drizzle

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

    Sep 17

    69°Lo 48°

    Sunny and pleasant

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

    Sep 18

    70°Lo 42°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Sep 19

    60°Lo 40°

    Mostly sunny and cooler

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      11%
    more
  • Sat

    Sep 20

    70°Lo 53°

    Mostly sunny and nice

    Ragweed Pollen Weather
    • Precip
      8%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      22%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 54° 58° 63° 67° 67° 68° 69° 69°
RealFeel® 56° 62° 69° 72° 73° 74° 72° 70°
Humidity 73% 60% 51% 45% 42% 40% 39% 39%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 3 WNW 3 WNW 4 WNW 4 W 3 WSW 3 WSW 3 SW 3 SW
UV Index 1 3 4 5 5 5 4 2
Cloud Cover 0% 0% 0% 1% 4% 10% 18% 24%
Dew Point 45° 45° 45° 45° 43° 43° 43° 43°
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 - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 69° 72° N/A 65°
Low 48° 52° N/A 40°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 12:25 of sunlight, then sets at 6:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:18 AM with 14:47 of moolight, then sets at 3:05 PM

Top Story

Derry Weather Report

Boston: Much of Week to Be Dry, Cool

September 16, 2014; 9:15 AM ET

Rainfall will be scarce around Boston this week, but cool air will be plentiful. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps