• Today

    Sep 18

    71°Lo 50°

    Mostly sunny

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

    Sep 19

    61°Lo 45°

    Mostly sunny and cooler

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

    Sep 20

    68°Lo 59°

    Sun mixing with clouds

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

    Sep 21

    74°Lo 62°

    Some sun, then clouds

    Low ragweed pollen levels
    • Precip
      24%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      60%
    more
  • Mon

    Sep 22

    72°Lo 54°

    A shower possible

    Ragweed Pollen Weather
    • Precip
      30%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 71° RealFeel® 74° Precipitation 3%

Day

N

E

S

W

  • N 5 mph
  • Gusts: 9 mph

Mostly sunny

  • Max UV Index: 5 (Moderate)
  • 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 50° RealFeel® 40° Precipitation 8%

Night

N

E

S

W

  • NNE 13 mph
  • Gusts: 25 mph

Clear to partly cloudy and breezy

  • 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

Dennis Pollen Levels - September 18

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 71° 70° 84° (1948) 70°
Low 50° 55° 36° (1959) 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:24 AM with 12:21 of sunlight, then sets at 6:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:10 AM with 14:27 of moolight, then sets at 3:37 PM

Top Story

Dennis Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 18, 2014; 5:15 AM ET

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

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps