• Tonight

    Sep 18

    Lo 32°

    Turning clear; fog late

    Driving Weather
    • Precip
      35%
    • Hours of Precip
      0
    • Rain
      0 in
  • Fri

    Sep 19

    57°Lo 35°

    Fog in the a.m.; mostly sunny

    Very Good for driving
    • Precip
      9%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Sat

    Sep 20

    65°Lo 54°

    Sun mixing with clouds

    Excellent for driving
    • Precip
      9%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Sun

    Sep 21

    74°Lo 51°

    A couple of p.m. t-storms

    Very Good for driving
    • Precip
      60%
    • Hours of Precip
      1
    • Rain
      0.10 in
    more
  • Mon

    Sep 22

    60°Lo 39°

    Times of clouds and sun

    Excellent for driving
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
Hi 63° RealFeel® 66° Precipitation 35%

Day

N

E

S

W

  • NW 6 mph
  • Gusts: 16 mph

Intervals of clouds and sunshine

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 32° RealFeel® 32° Precipitation 9%

Night

N

E

S

W

  • NE 3 mph
  • Gusts: 8 mph

Partly cloudy and colder; areas of late-night fog; there can be frost in the normally colder spots

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 63° 70° N/A 72°
Low 32° 47° N/A 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:34 AM with 12:22 of sunlight, then sets at 6:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:17 AM with 14:34 of moolight, then sets at 3:51 PM

Top Story

Londonderry Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 18, 2014; 5:00 PM ET

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

Travel Weather Forecast

Sep 18, 2014; 5:33 PM ET United States travel weather forecast

Thu. Travel Weather

48 Hour Precipitation Forecast

Thu. Driving Weather