• Today

    Jul 12

    82°Lo 63°

    Mostly sunny and pleasant

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sun

    Jul 13

    86°Lo 66°

    An afternoon thunderstorm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Jul 14

    83°Lo 66°

    Variable clouds, a t-storm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Jul 15

    79°Lo 64°

    A t-storm or two; not as warm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Jul 16

    78°Lo 61°

    Thunderstorms possible

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 82° RealFeel® 86° Precipitation 1%

Day

N

E

S

W

  • SSE 5 mph
  • Gusts: 11 mph

Mostly sunny and pleasant

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 63° RealFeel® 61° Precipitation 11%

Night

N

E

S

W

  • SW 4 mph
  • Gusts: 9 mph

Patchy clouds

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

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 82° 82° 94° (1948) 76°
Low 63° 59° 39° (1978) 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:15 AM with 15:08 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:18 PM with 10:28 of moolight, then sets at 6:46 AM

Top Story

Portsmouth Weather Report

Boston: Storm, Flooding Threat to Precede Cooldown

July 12, 2014; 4:36 AM ET

After a rain-free weekend for much of the Boston area, the risk of thunderstorms and flash flooding will ramp up quickly early next week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Sat. Snow Day Potential