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      Elev 16 ft, 52.931 °N 4.132 °W

      Porthmadog, GB

      Porthmadog Station64°
      Updated: 1:20 PM BST on September 12, 2026 (GMT +1)
      5 minutes ago
      66°
      55°
      64
      Feels Like 64
      Showers in Vicinity
      N
      22
      Gusts 39 mph
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Sat 09/12
        High 66°f
         35% Precip. / 0 in
        Windy with occasional light rain. High 66F. Winds SW at 20 to 30 mph. Chance of rain 40%.
        Tonight
        Sat 09/12
        Low 61°f
         58% Precip. / 0.05 in
        Occasional light rain. Low 61F. Winds WSW at 10 to 15 mph. Chance of rain 60%.
        Tomorrow
        Sun 09/13
        High 68°f61°f
         35% Precip. / 0.02 in
        Cloudy with occasional light rain...mainly in the morning. High 68F. Winds SW at 5 to 10 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        64°
        2PM
        35%
        64°
        3PM
        35%
        65°
        4PM
        35%
        65°
        5PM
        35%
        65°
        6PM
        35%
        65°
        7PM
        30%
        64°
        7:39PM
        Sunset
        8PM
        35%
        64°
        9PM
        42%
        64°
        10PM
        41%
        63°
        11PM
        45%
        63°
        12AM
        48%
        63°
        1AM
        44%
        63°
        2AM
        48%
        63°
        3AM
        58%
        63°
        4AM
        44%
        63°
        5AM
        39%
        63°
        6AM
        45%
        62°
        6:47AM
        Sunrise
        7AM
        35%
        62°
        8AM
        35%
        62°
        9AM
        36%
        63°
        10AM
        64°
        11AM
        31%
        65°
        12PM
        31%
        66°
        1PM
        67°
        Precipitation
        58%
        Rain possible around 1:45 PM
        Pollen
        None
        Air Quality
        30
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 30.08 in
        2. Visibility 5 miles
        3. Clouds Cloudy
        4. Dew Point63°F
        5. Humidity 97%
        6. Rainfall 0.2 in
        7. Snow Depth 0 in
         EGCK Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 66°F -°F -°F
        4. Low 55°F -°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0.05 in - in -
        7. Snow 0 in - in -
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 68°F -°F -°F
        4. Low 55°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:45 AM 7:39 PM
        3. Civil Twilight 6:10 AM 8:14 PM
        4. Nautical Twilight 5:27 AM 8:56PM
        5. Astronomical Twilight 4:42 AM 9:41 PM
        1. Length of Visible Light 14h 4m
        2. Length of Day 12h 54m
        3. Tomorrow will be 4 minutes 6 seconds shorter
        1. Moon 8:26 AM 7:42 PM
        2. Waxing Crescent1% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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