• Tonight

    Jul 30

    Lo 72°

    Heavy rain and a thunderstorm

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sun

    Jul 31

    86°Lo 71°

    Heavy thunderstorms

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

    Aug 1

    87°Lo 68°

    A heavy afternoon t-storm

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

    Aug 2

    81°Lo 64°

    Sun and some clouds

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

    Aug 3

    82°Lo 63°

    Sunshine and some clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 86° RealFeel® 99° Precipitation 80%

Day

N

E

S

W

  • ESE 5 mph
  • Gusts: 17 mph

An a.m. t-storm in spots; heavy p.m. thunderstorms; storms may bring downpours and damaging winds

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 70%
  • Precipitation: 1.63 in
  • Rain: 1.63 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 6.5 hrs
  • Hours of Rain: 6.5 hrs
Lo 72° RealFeel® 71° Precipitation 85%

Night

N

E

S

W

  • ESE 5 mph
  • Gusts: 9 mph

Evening rain, some heavy, and a thunderstorm; a couple of showers late; watch for flash flooding

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.5 in
  • Rain: 0.5 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 6 hrs
  • Hours of Rain: 6 hrs

Princeton Pollen Levels - July 30

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

    Low

  • Ragweed Pollen

    Low

  • Mold

    High

  • Grass Pollen

    Low

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2015
High 86° 85° 98° (1999) 90°
Low 72° 66° 54° (1997) 74°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:55 AM with 14:20 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:46 AM with 14:43 of moolight, then sets at 5:29 PM

Princeton Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 30, 2016; 9:21 PM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps