• Tonight

    May 4

    Lo 60°

    Partly cloudy, a shower late

    Driving Weather
    • Precip
      1%
    • Hours of Precip
      0.5
    • Rain
      0.01 in
  • Tue

    May 5

    77°Lo 48°

    Intervals of clouds and sun

    Very Good for driving
    • Precip
      54%
    • Hours of Precip
      0.5
    • Rain
      0.05 in
    more
  • Wed

    May 6

    77°Lo 50°

    Partly sunny, nice and warm

    Excellent for driving
    • Precip
      7%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Thu

    May 7

    82°Lo 56°

    Sunny, nice and warm

    Excellent for driving
    • Precip
      4%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Fri

    May 8

    84°Lo 56°

    Beautiful with plenty of sun

    Excellent for driving
    • Precip
      10%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 71° 76° 80° 82° 81° 82° 83° 81°
RealFeel® 76° 82° 85° 86° 84° 84° 83° 80°
Humidity 38% 31% 28% 25% 26% 26% 25% 26%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
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0%
 
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0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 5 WNW 6 NNW 8 SW 9 SW 12 SW 12 WSW 13 SW 14 SW
UV Index 4 5 6 7 6 5 4 2
Cloud Cover 29% 22% 34% 46% 41% 32% 46% 43%
Dew Point 44° 44° 44° 43° 43° 44° 43° 44°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 83° 66° N/A 58°
Low 60° 42° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:38 AM with 14:12 of sunlight, then sets at 7:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:26 PM with 10:20 of moolight, then sets at 6:46 AM

Lancaster Weather Report

Boston: Temperatures to Throttle Back After 80-Degree Warmth

May 4, 2015; 5:24 PM ET

Following the first 80-degree day since last September, highs for much of the balance of the week will be in the comfortable 70s around Boston. more >

Travel Weather Forecast

May 04, 2015; 6:22 PM ET United States travel weather forecast

Mon. Travel Weather

48 Hour Precipitation Forecast

Mon. Driving Weather