• Early AM

    May 31

    Lo 65°

    Mostly cloudy

    Sinus Headache Weather
    • Hi
      RealFeel
      81°
    • UV
      4 - Moderate
    • Cloud
      Cover
      83%
    more
  • Today

    May 31

    86°Lo 59°

    Turning sunny; less humid

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      88°
    • UV
      7 - Very High
    • Cloud
      Cover
      4%
  • Wed

    Jun 1

    76°Lo 51°

    Sunny with low humidity

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      82°
    • UV
      7 - Very High
    • Cloud
      Cover
      26%
    more
  • Thu

    Jun 2

    71°Lo 51°

    Partly sunny

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      75°
    • UV
      5 - High
    • Cloud
      Cover
      84%
    more
  • Fri

    Jun 3

    68°Lo 56°

    A couple of thunderstorms

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      69°
    • UV
      4 - Moderate
    • Cloud
      Cover
      99%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Cloudy
Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 66° 65° 66° 69° 71° 74° 77° 79°
RealFeel® 63° 65° 64° 68° 71° 76° 80° 83°
Humidity 76% 78% 74% 67% 62% 55% 45% 38%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
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Snow
 
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Ice
 
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  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 6 WSW 5 WSW 5 WSW 5 WSW 7 W 8 W 8 W 9 W
UV Index 0 0 0 1 2 3 5 6
Cloud Cover 92% 90% 65% 34% 36% 29% 21% 14%
Dew Point 58° 58° 58° 57° 58° 57° 54° 52°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 31

more Historical Weather Data >
  Today Normal Record 5/31/2015
High 86° 74° N/A 75°
Low 59° 51° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:12 AM with 15:05 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:24 AM with 12:34 of moolight, then sets at 2:58 PM

Lancaster Weather Report

Bout of cooler air to interrupt summerlike warmth across northeastern US

May 31, 2016; 3:39 AM ET

Temperatures and humidity levels will throttle back as dry air expands southward in the northeastern United States through the middle of the week. more >

Tue. Sinus Headache

Tue. UV Index