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      Elev 118 ft, 51.818 °N 0.355 °W

      Harpenden, GB

      Harpenden Station44°
      Wed, Nov 18, 2026
      Wednesday
      Wed 11/18
      High 46°f
      37% Precip. / 0.01 in
      Partly cloudy early followed by increasing clouds with showers developing later in the day. High 46F. Winds WNW at 5 to 10 mph. Chance of rain 40%.
      Wednesday night
      Wed 11/18
      Low 36°f
      24% Precip. / 0 in
      Partly cloudy. Low 36F. Winds NNW at 5 to 10 mph.
      Sunrise 7:25 AM
      Sunset 4:07 PM
      Moonrise 1:27 PM
      Moonset -
      Waxing Gibbous, 60% visible
      Hourly Forecast
      12AM
      40%
      42°
      1AM
      40%
      42°
      2AM
      40%
      42°
      3AM
      41%
      42°
      4AM
      41%
      42°
      5AM
      41%
      42°
      6AM
      42°
      7AM
      42°
      7:25AM
      Sunrise
      8AM
      42°
      9AM
      43°
      10AM
      43°
      11AM
      44°
      12PM
      45°
      1PM
      45°
      2PM
      45°
      3PM
      45°
      4PM
      36%
      44°
      4:06PM
      Sunset
      5PM
      37%
      43°
      6PM
      42°
      7PM
      42°
      8PM
      41°
      9PM
      41°
      10PM
      40°
      11PM
      39°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 am
      Showers
      		 42°F 37°F 40% 0.01in 77% 40°F 90% 9 mph WSW 29.09in
      1:00 am
      Showers
      		 42°F 37°F 40% 0.01in 77% 40°F 90% 9 mph W 29.1in
      2:00 am
      Showers
      		 42°F 36°F 40% 0.01in 78% 39°F 91% 9 mph WSW 29.11in
      3:00 am
      Showers
      		 42°F 36°F 41% 0.01in 79% 39°F 91% 8 mph W 29.12in
      4:00 am
      Showers
      		 42°F 37°F 41% 0.01in 79% 39°F 91% 8 mph W 29.12in
      5:00 am
      Showers
      		 42°F 37°F 41% 0.01in 77% 39°F 90% 8 mph WSW 29.13in
      6:00 am
      Mostly Cloudy
      		 42°F 37°F 24% 0in 75% 39°F 91% 7 mph W 29.14in
      7:00 am
      Mostly Cloudy
      		 42°F 38°F 24% 0in 71% 40°F 92% 7 mph W 29.15in
      8:00 am
      Mostly Cloudy
      		 42°F 38°F 24% 0in 66% 41°F 95% 7 mph W 29.16in
      9:00 am
      Mostly Cloudy
      		 43°F 38°F 24% 0in 61% 42°F 97% 6 mph WNW 29.18in
      10:00 am
      Partly Cloudy
      		 43°F 39°F 24% 0in 59% 43°F 97% 7 mph W 29.19in
      11:00 am
      Partly Cloudy
      		 44°F 40°F 24% 0in 58% 42°F 92% 8 mph WNW 29.2in
      12:00 pm
      Partly Cloudy
      		 45°F 41°F 23% 0in 58% 42°F 90% 9 mph WNW 29.21in
      1:00 pm
      Partly Cloudy
      		 45°F 41°F 24% 0in 52% 42°F 87% 9 mph WNW 29.2in
      2:00 pm
      Partly Cloudy
      		 45°F 40°F 24% 0in 55% 41°F 87% 9 mph W 29.21in
      3:00 pm
      Partly Cloudy
      		 45°F 40°F 24% 0in 56% 41°F 87% 9 mph WNW 29.22in
      4:00 pm
      Showers
      		 44°F 39°F 36% 0in 57% 41°F 89% 9 mph WNW 29.23in
      5:00 pm
      Showers
      		 43°F 38°F 37% 0in 57% 41°F 93% 8 mph WNW 29.24in
      6:00 pm
      Partly Cloudy
      		 42°F 37°F 24% 0in 57% 40°F 94% 8 mph NW 29.26in
      7:00 pm
      Partly Cloudy
      		 42°F 37°F 24% 0in 58% 40°F 93% 8 mph NW 29.27in
      8:00 pm
      Partly Cloudy
      		 41°F 36°F 24% 0in 59% 39°F 93% 8 mph NW 29.29in
      9:00 pm
      Partly Cloudy
      		 41°F 35°F 22% 0in 59% 38°F 91% 8 mph NW 29.31in
      10:00 pm
      Partly Cloudy
      		 40°F 34°F 22% 0in 57% 37°F 91% 8 mph NW 29.32in
      11:00 pm
      Partly Cloudy
      		 39°F 34°F 22% 0in 51% 37°F 91% 8 mph NNW 29.34in
      Additional Conditions
      1. Pressure 29.73 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point32°F
      5. Humidity 61%
      6. Rainfall 0.01 in
      7. Snow Depth 0 in
       EGGW Station History
      Almanac for November 12, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 46°F 51°F -°F
      4. Low 33°F 40°F -°F
      5. Rain/Snow Depth
      6. Precipitation 0 in 0.1 in -
      7. Snow 0 in - in -
      Almanac for November 13, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 43°F 51°F -°F
      4. Low 30°F 40°F -°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:15 AM 4:15 PM
      3. Civil Twilight 6:38 AM 4:52 PM
      4. Nautical Twilight 5:57 AM 5:32PM
      5. Astronomical Twilight 5:18 AM 6:12 PM
      1. Length of Visible Light 10h 13m
      2. Length of Day 9h 0m
      3. Tomorrow will be 3 minutes 14 seconds shorter
      1. Moon 11:02 AM 5:40 PM
      2. Waxing Crescent9% of the Moon is Illuminated
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
      Dec 1
      Waning Half Last Qtr
      Dec 9
      New Moon
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