• Today

    Jul 27

    92°Lo 70°

    Mostly sunny and hot

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    Jul 28

    92°Lo 74°

    Sun, some clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Jul 29

    84°Lo 67°

    A couple of thunderstorms

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Jul 30

    87°Lo 69°

    Thundershower

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Jul 31

    84°Lo 67°

    A couple of thunderstorms

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 92° RealFeel® 100° Precipitation 16%

Day

N

E

S

W

  • W 4 mph
  • Gusts: 7 mph

Mostly sunny and hot

  • Max UV Index: 7 (High)
  • Thunderstorms: 9%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 70° RealFeel® 73° Precipitation 15%

Night

N

E

S

W

  • SSW 4 mph
  • Gusts: 6 mph

Mainly clear and warm

  • Max UV Index: N/A
  • Thunderstorms: 8%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Princeton Pollen Levels - July 27

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold

    High

  • Grass Pollen

    Moderate

Temperature History - Jul 27

more Historical Weather Data >
  Today Normal Record 7/27/2015
High 92° 85° 98° (1940) 86°
Low 70° 66° 53° (1920) 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:26 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:30 AM with 13:45 of moolight, then sets at 2:15 PM

Princeton Weather Report

Dangerous heat wave to persist in northeastern US much of this week

July 27, 2016; 4:00 AM ET

A stifling heat wave will remain entrenched across the Northeast much of this week, despite a brief reprieve in humidity for some. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps