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      Elev 328 ft, 51.678 °N 0.319 °W

      Radlett, GB

      Radlett Station55°
      Updated: 11:21 PM BST on September 21, 2026 (GMT +1)
      7 minutes ago
      77°
      43°
      55
      Feels Like 55
      Clear
      N
      2
      Similar temperature is expected tomorrow
      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
        Tonight
        Mon 09/21
        Low 54°f
         4% Precip. / 0 in
        Clear skies. Low 54F. Winds light and variable.
        Tomorrow
        Tue 09/22
        High 76°f
         7% Precip. / 0 in
        Some sun in the morning with increasing clouds during the afternoon. High 76F. Winds light and variable.
        Tomorrow night
        Tue 09/22
        Low 58°f
         5% Precip. / 0 in
        Partly cloudy during the evening followed by cloudy skies overnight. Low 58F. Winds S at 5 to 10 mph.
        Hourly Forecast
        Now
        57°
        12AM
        57°
        1AM
        56°
        2AM
        56°
        3AM
        57°
        4AM
        56°
        5AM
        55°
        6AM
        55°
        6:47AM
        Sunrise
        7AM
        55°
        8AM
        58°
        9AM
        62°
        10AM
        66°
        11AM
        69°
        12PM
        71°
        1PM
        73°
        2PM
        74°
        3PM
        75°
        4PM
        75°
        5PM
        74°
        6PM
        73°
        6:59PM
        Sunset
        7PM
        71°
        8PM
        69°
        9PM
        67°
        10PM
        66°
        11PM
        64°
        Precipitation
        7%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        33
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.43 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point51°F
        5. Humidity 81%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         EGTR Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 64°F -°F
        4. Low 43°F 49°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0 in 0.07 in -
        7. Snow 0 in - in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 64°F -°F
        4. Low 43°F 49°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:45 AM 7:02 PM
        3. Civil Twilight 6:12 AM 7:35 PM
        4. Nautical Twilight 5:32 AM 8:15PM
        5. Astronomical Twilight 4:50 AM 8:56 PM
        1. Length of Visible Light 13h 23m
        2. Length of Day 12h 16m
        3. Tomorrow will be 3 minutes 56 seconds shorter
        1. Moon 5:17 PM 12:08 AM
        2. Waxing Gibbous75% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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