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      Elev 253 ft, 51.834 °N 0.215 °W

      Welwyn, GB

      Updated: 12:59 PM BST on September 14, 2026 (GMT +1)
      3 minutes ago
      75°
      59°
      79
      Feels Like 80
      Mostly Cloudy
      N
      11
      Gusts 18 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
        Mon 09/14
        High 75°f
        13% Precip. / 0 in
        Sun and clouds mixed. High around 75F. Winds SW at 10 to 15 mph.
        Tonight
        Mon 09/14
        Low 61°f
        34% Precip. / 0 in
        Partly cloudy skies early. Becoming cloudy with periods of drizzle late. Low 61F. Winds SW at 5 to 10 mph.
        Tomorrow
        Tue 09/15
        High 70°f51°f
        24% Precip. / 0 in
        Cloudy skies early will become partly cloudy later in the day. High around 70F. Winds WSW at 10 to 20 mph.
        Hourly Forecast
        Now
        75°
        1PM
        74°
        2PM
        75°
        3PM
        75°
        4PM
        74°
        5PM
        74°
        6PM
        73°
        7PM
        71°
        7:17PM
        Sunset
        8PM
        69°
        9PM
        68°
        10PM
        67°
        11PM
        66°
        12AM
        65°
        1AM
        64°
        2AM
        30%
        63°
        3AM
        30%
        63°
        4AM
        34%
        63°
        5AM
        34%
        62°
        6AM
        34%
        62°
        6:35AM
        Sunrise
        7AM
        34%
        63°
        8AM
        63°
        9AM
        64°
        10AM
        65°
        11AM
        66°
        12PM
        67°
        Additional Conditions
        1. Pressure 30.17 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point65°F
        5. Humidity 71%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        EGGW Station History
        Almanac for September 14, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 75°F 66°F -°F
        4. Low 59°F 50°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0 in 0.07 in -
        7. Snow 0 in - in -
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 66°F -°F
        4. Low 59°F 50°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:33 AM 7:18 PM
        3. Civil Twilight 5:59 AM 7:51 PM
        4. Nautical Twilight 5:19 AM 8:32PM
        5. Astronomical Twilight 4:35 AM 9:15 PM
        1. Length of Visible Light 13h 52m
        2. Length of Day 12h 44m
        3. Tomorrow will be 3 minutes 56 seconds shorter
        1. Moon 10:47 AM 7:55 PM
        2. Waxing Crescent11% 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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        Weather Alerts
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