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    • Today

      Sep 29

      18° /10°
      Breezy with clouds and sun
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 15°
      • UV: 4 - Moderate
      • Cloud Cover: 47%
      More
    • Fri

      Sep 30

      15° /10°
      Clouds and sun, a few showers
      • At Risk
      • weather for sinus headaches
      • Hi RealFeel: 13°
      • UV: 2 - Low
      • Cloud Cover: 64%
      More
    • Sat

      Oct 1

      14° /7°C
      A couple of thundershowers
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 11°
      • UV: 2 - Low
      • Cloud Cover: 69%
    • Sun

      Oct 2

      16° /11°
      Partly sunny
      • At Risk
      • weather for sinus headaches
      • Hi RealFeel: 15°
      • UV: 4 - Moderate
      • Cloud Cover: 28%
      More
    • Mon

      Oct 3

      18° /13°
      A brief shower or two
      • Neutral
      • weather for sinus headaches
      • Hi RealFeel: 15°
      • UV: 2 - Low
      • Cloud Cover: 74%
      More

    Day

    14°Hi RealFeel® 11° Precipitation 61%
    Intervals of clouds and sunshine with a couple of thundershowers
    • NNW 20 km/h
    • Gusts: 32 km/h
    • Max UV Index: 2 (Low)
    • Thunderstorms: 31%
    • Precipitation: 6 mm
    • Rain: 6 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 3 hrs
    • Hours of Rain: 3 hrs

    Night

    Lo RealFeel® 6° Precipitation 5%
    Mainly clear and chilly
    • NNW 15 km/h
    • Gusts: 24 km/h
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 mm
    • Rain: 0 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/1/2015
    High 14° 16° N/A 18°
    Low N/A

    Sunrise/Sunset

    • Sunrise: 7:19 AM
    • Sunset: 6:54 PM
    • Duration: 11:35 hr

    Moonrise/Moonset

    • Moonrise: 7:34 AM
    • Moonset: 7:21 PM
    • Duration: 11:47 hr
    Astronomy

    Llansteffan Weather Report

    NFL in London: Showers to depart by Colts vs. Jaguars game on Sunday

    September 29, 2016; 4:20 AM ET

    Thundery showers set to start this weekend will depart before the season's first National Football League game in London kicks off on Sunday. More >