• Today

    Sep 1

    89°Lo 68°

    Very warm with plenty of sun

    Excellent for an outdoor concert
    • Hi
      RealFeel
      96°
    • Precip
      0%
    • Wind
      Speed
      4 mph
  • Wed

    Sep 2

    90°Lo 69°

    Sunshine; very warm, humid

    Excellent for an outdoor concert
    • Hi
      RealFeel
      97°
    • Precip
      7%
    • Wind
      Speed
      5 mph
    more
  • Thu

    Sep 3

    92°Lo 71°

    A thunderstorm in spots

    Good for an outdoor concert
    • Hi
      RealFeel
      98°
    • Precip
      40%
    • Wind
      Speed
      5 mph
    more
  • Fri

    Sep 4

    82°Lo 59°

    Partly sunny

    Excellent for an outdoor concert
    • Hi
      RealFeel
      86°
    • Precip
      17%
    • Wind
      Speed
      8 mph
    more
  • Sat

    Sep 5

    82°Lo 57°

    Plenty of sunshine

    Excellent for an outdoor concert
    • Hi
      RealFeel
      85°
    • Precip
      5%
    • Wind
      Speed
      5 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Mostly Sunny
Temp (°F) 69° 72° 74° 77° 79° 82° 84° 85°
RealFeel® 69° 72° 75° 80° 85° 89° 93° 95°
Humidity 83% 73% 72% 67% 61% 56% 53% 49%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 2 NNW 2 NNW 4 NNW 5 NNW 5 N 5 NNE 5 NNE 4 NE
UV Index 0 0 1 2 3 5 6 6
Cloud Cover 18% 10% 10% 10% 10% 8% 8% 10%
Dew Point 63° 63° 64° 65° 65° 65° 65° 64°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 89° 82° N/A 92°
Low 68° 64° N/A 74°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 13:07 of sunlight, then sets at 7:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:23 PM with 13:31 of moolight, then sets at 10:54 AM

Tappan Weather Report

NYC: Sizzling Heat Wave to Start September

September 1, 2015; 2:05 AM ET

July-like heat and humidity will continue around New York City for the first week of September. more >

Bad Weather and the Ballot Box

Oct 28, 2012; 5:00 AM ET The presidential election is only days away. How does the weather affect the number of people who show up to vote?