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    Published in Weather / Washington Weather Temperature

    Weather Forecast for SeaTac (Washington)

    Forecast Overview

    • Mon Dec 23 
      50°F 45°F
      10°C 7°C
      Chance of rain after 7 pm.

      details
    • Tue Dec 24 
      45°F 41°F
      7°C 5°C
      Chance of rain almost all day.

      details
    • Wed Dec 25 
      45°F 39°F
      7°C 4°C
      Chance of rain after 1 pm.

      details
    • Thu Dec 26 
      48°F 39°F
      9°C 4°C
      Chance of rain all night and day.

      details
    • Fri Dec 27 
      50°F 43°F
      10°C 6°C
      Chance of rain at various times.

      details
    • Sat Dec 28 
      48°F 43°F
      9°C 6°C
      Chance of rain all night and day.

      details
    • Sun Dec 29 
      48°F 43°F
      9°C 6°C
      Chance of rain almost all day.

      details
    • Mon Dec 30 
      48°F 45°F
      9°C 7°C
      Chance of light rain in the morning.

      details
    • Tue Dec 31 
      46°F 43°F
      8°C 6°C
      Chance of light rain in the morning and in the evening.

      details

    Detailed Forecast

    Sunday, December 22SeaTac
    sunrise: 07:54 sunset: 16:21

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    13:00
    16:00
    Chance of rain. Precipitation: 0.1 in
    (2.4375 mm).
    44°F
    (7°C)
    5 mph
    (8 km/h)
    89%0.335%
    16:00
    19:00
    Chance of rain. Precipitation: 0.07 in
    (1.6875 mm).
    45°F
    (7°C)
    6 mph
    (9 km/h)
    88%0.331%
    19:00
    22:00
    Chance of rain. Precipitation: 0.2 in
    (5.1875 mm).
    45°F
    (7°C)
    7 mph
    (11 km/h)
    91%0.35%
    22:00
    01:00
    Chance of rain. Precipitation: 0.04 in
    (1.0625 mm).
    49°F
    (9°C)
    12 mph
    (19 km/h)
    89%0.336%

    Monday, December 23SeaTac
    sunrise: 07:54 sunset: 16:21

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Clear. Precipitation: 0.01 in
    (0.1875 mm).
    47°F
    (9°C)
    10 mph
    (16 km/h)
    89%0.324%
    04:00
    07:00
    A few passing clouds.45°F
    (7°C)
    8 mph
    (13 km/h)
    92%0.318%
    07:00
    10:00
    Sunny.47°F
    (8°C)
    4 mph
    (6 km/h)
    84%0.313%
    10:00
    13:00
    Overcast.50°F
    (10°C)
    2 mph
    (3 km/h)
    72%0.312%
    13:00
    16:00
    Overcast.48°F
    (9°C)
    4 mph
    (6 km/h)
    82%0.309%
    16:00
    19:00
    Overcast.45°F
    (7°C)
    1 mph
    (2 km/h)
    83%0.307%
    19:00
    22:00
    Chance of light rain. Precipitation: 0.02 in
    (0.5625 mm).
    44°F
    (7°C)
    7 mph
    (12 km/h)
    82%0.308%
    22:00
    01:00
    Overcast. Precipitation: 0.05 in
    (1.3125 mm).
    44°F
    (7°C)
    2 mph
    (3 km/h)
    88%0.315%

    Tuesday, December 24SeaTac
    sunrise: 07:55 sunset: 16:22

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Overcast. Precipitation: 0.05 in
    (1.3125 mm).
    44°F
    (6°C)
    3 mph
    (5 km/h)
    92%0.318%
    04:00
    07:00
    Chance of rain. Precipitation: 0.32 in
    (8.0625 mm).
    44°F
    (6°C)
    6 mph
    (9 km/h)
    93%0.353%
    07:00
    10:00
    Chance of rain. Precipitation: 0.16 in
    (3.9375 mm).
    44°F
    (7°C)
    7 mph
    (11 km/h)
    93%0.353%
    10:00
    13:00
    Chance of rain. Precipitation: 0.12 in
    (3.125 mm).
    45°F
    (7°C)
    1 mph
    (2 km/h)
    91%0.344%
    13:00
    16:00
    Chance of light rain. Precipitation: 0.01 in
    (0.375 mm).
    45°F
    (7°C)
    2 mph
    (4 km/h)
    90%0.333%
    16:00
    19:00
    Chance of light rain. Precipitation: 0.01 in
    (0.3125 mm).
    44°F
    (7°C)
    6 mph
    (9 km/h)
    87%0.327%
    19:00
    22:00
    Chance of light rain. Precipitation: 0.01 in
    (0.1875 mm).
    41°F
    (5°C)
    7 mph
    (11 km/h)
    90%0.322%
    22:00
    01:00
    Considerable cloudiness. Precipitation: 0 in
    (0.0625 mm).
    42°F
    (5°C)
    8 mph
    (13 km/h)
    83%0.318%

    Wednesday, December 25SeaTac
    sunrise: 07:55 sunset: 16:23

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Overcast.42°F
    (5°C)
    8 mph
    (13 km/h)
    84%0.315%
    04:00
    07:00
    Overcast.39°F
    (4°C)
    6 mph
    (9 km/h)
    86%0.312%
    07:00
    10:00
    Overcast.42°F
    (5°C)
    4 mph
    (7 km/h)
    80%0.31%
    10:00
    13:00
    Overcast. Precipitation: 0 in
    (0.125 mm).
    44°F
    (7°C)
    5 mph
    (9 km/h)
    71%0.311%
    13:00
    16:00
    Chance of rain. Precipitation: 0.09 in
    (2.3125 mm).
    43°F
    (6°C)
    5 mph
    (8 km/h)
    83%0.323%
    16:00
    19:00
    Chance of rain. Precipitation: 0.37 in
    (9.3125 mm).
    42°F
    (5°C)
    2 mph
    (3 km/h)
    92%0.365%
    19:00
    22:00
    Chance of rain. Precipitation: 0.38 in
    (9.5625 mm).
    40°F
    (5°C)
    3 mph
    (5 km/h)
    92%0.367%
    22:00
    01:00
    Chance of rain. Precipitation: 0.32 in
    (8.1875 mm).
    40°F
    (4°C)
    5 mph
    (8 km/h)
    92%0.373%

    Thursday, December 26SeaTac
    sunrise: 07:55 sunset: 16:23

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Chance of rain. Precipitation: 0.39 in
    (9.875 mm).
    40°F
    (5°C)
    6 mph
    (10 km/h)
    92%0.382%
    04:00
    07:00
    Chance of rain. Precipitation: 0.08 in
    (2.0625 mm).
    45°F
    (7°C)
    17 mph
    (27 km/h)
    81%0.357%
    07:00
    10:00
    Chance of rain. Precipitation: 0.13 in
    (3.25 mm).
    45°F
    (7°C)
    15 mph
    (25 km/h)
    89%0.35%
    10:00
    13:00
    Chance of rain. Precipitation: 0.05 in
    (1.25 mm).
    47°F
    (8°C)
    13 mph
    (21 km/h)
    85%0.34%
    13:00
    16:00
    Chance of light rain. Precipitation: 0.02 in
    (0.625 mm).
    45°F
    (7°C)
    8 mph
    (12 km/h)
    88%0.337%
    16:00
    19:00
    Chance of light rain. Precipitation: 0.01 in
    (0.3125 mm).
    44°F
    (7°C)
    5 mph
    (8 km/h)
    90%0.33%
    19:00
    22:00
    Chance of rain. Precipitation: 0.08 in
    (1.9375 mm).
    43°F
    (6°C)
    9 mph
    (14 km/h)
    90%0.332%
    22:00
    01:00
    Chance of light rain. Precipitation: 0.04 in
    (0.9375 mm).
    42°F
    (6°C)
    7 mph
    (11 km/h)
    92%0.331%

    Friday, December 27SeaTac
    sunrise: 07:56 sunset: 16:24

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Chance of light rain. Precipitation: 0.01 in
    (0.3125 mm).
    44°F
    (7°C)
    9 mph
    (15 km/h)
    89%0.326%
    04:00
    07:00
    Overcast. Precipitation: 0 in
    (0.0625 mm).
    44°F
    (7°C)
    9 mph
    (15 km/h)
    87%0.321%
    07:00
    10:00
    Partly cloudy.45°F
    (7°C)
    10 mph
    (16 km/h)
    83%0.318%
    10:00
    13:00
    Overcast. Precipitation: 0 in
    (0.0625 mm).
    49°F
    (10°C)
    9 mph
    (14 km/h)
    72%0.315%
    13:00
    16:00
    Chance of light rain. Precipitation: 0 in
    (0.125 mm).
    47°F
    (8°C)
    4 mph
    (7 km/h)
    79%0.313%
    16:00
    19:00
    Chance of rain. Precipitation: 0.06 in
    (1.5 mm).
    44°F
    (7°C)
    6 mph
    (10 km/h)
    84%0.32%
    19:00
    22:00
    Chance of rain. Precipitation: 0.29 in
    (7.4375 mm).
    43°F
    (6°C)
    5 mph
    (8 km/h)
    92%0.358%
    22:00
    01:00
    Chance of rain. Precipitation: 0.21 in
    (5.375 mm).
    43°F
    (6°C)
    5 mph
    (8 km/h)
    87%0.351%

    Saturday, December 28SeaTac
    sunrise: 07:56 sunset: 16:25

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Chance of light rain. Precipitation: 0.01 in
    (0.1875 mm).
    46°F
    (8°C)
    8 mph
    (12 km/h)
    91%0.334%
    04:00
    07:00
    Chance of light rain. Precipitation: 0.01 in
    (0.3125 mm).
    46°F
    (8°C)
    8 mph
    (13 km/h)
    89%0.327%
    07:00
    10:00
    Chance of light rain. Precipitation: 0.02 in
    (0.4375 mm).
    48°F
    (9°C)
    7 mph
    (10 km/h)
    84%0.325%
    10:00
    13:00
    Chance of rain. Precipitation: 0.08 in
    (2.125 mm).
    48°F
    (9°C)
    10 mph
    (16 km/h)
    89%0.329%
    13:00
    16:00
    Chance of light rain. Precipitation: 0.04 in
    (0.9375 mm).
    46°F
    (8°C)
    7 mph
    (12 km/h)
    90%0.325%
    16:00
    19:00
    Chance of light rain. Precipitation: 0.03 in
    (0.875 mm).
    45°F
    (7°C)
    4 mph
    (6 km/h)
    92%0.324%
    19:00
    22:00
    Chance of rain. Precipitation: 0.07 in
    (1.6875 mm).
    44°F
    (7°C)
    3 mph
    (5 km/h)
    94%0.329%
    22:00
    01:00
    Chance of rain. Precipitation: 0.16 in
    (4.125 mm).
    44°F
    (7°C)
    3 mph
    (4 km/h)
    95%0.34%

    Sunday, December 29SeaTac
    sunrise: 07:56 sunset: 16:26

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Overcast. Precipitation: 0.03 in
    (0.75 mm).
    44°F
    (6°C)
    4 mph
    (6 km/h)
    93%0.329%
    04:00
    07:00
    Overcast.44°F
    (6°C)
    3 mph
    (6 km/h)
    92%0.322%
    07:00
    10:00
    Overcast.44°F
    (7°C)
    3 mph
    (5 km/h)
    89%0.318%
    10:00
    13:00
    Chance of light rain. Precipitation: 0.03 in
    (0.8125 mm).
    45°F
    (7°C)
    4 mph
    (6 km/h)
    91%0.32%
    13:00
    16:00
    Chance of rain. Precipitation: 0.17 in
    (4.4375 mm).
    44°F
    (7°C)
    4 mph
    (7 km/h)
    96%0.339%
    16:00
    19:00
    Chance of rain. Precipitation: 0.19 in
    (4.9375 mm).
    44°F
    (7°C)
    2 mph
    (2 km/h)
    97%0.351%
    19:00
    22:00
    Chance of rain. Precipitation: 0.27 in
    (6.9375 mm).
    44°F
    (7°C)
    6 mph
    (10 km/h)
    97%0.369%
    22:00
    01:00
    Overcast. Precipitation: 0.14 in
    (3.5625 mm).
    47°F
    (8°C)
    10 mph
    (17 km/h)
    82%0.352%

    Monday, December 30SeaTac
    sunrise: 07:56 sunset: 16:27

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Chance of light rain. Precipitation: 0 in
    (0.125 mm).
    45°F
    (7°C)
    1 mph
    (2 km/h)
    94%0.337%
    04:00
    07:00
    Chance of light rain. Precipitation: 0.01 in
    (0.1875 mm).
    45°F
    (7°C)
    1 mph
    (1 km/h)
    95%0.328%
    07:00
    10:00
    Overcast. Precipitation: 0.01 in
    (0.3125 mm).
    46°F
    (8°C)
    2 mph
    (3 km/h)
    93%0.328%
    10:00
    13:00
    Chance of light rain. Precipitation: 0 in
    (0.0625 mm).
    47°F
    (8°C)
    2 mph
    (3 km/h)
    89%0.323%
    13:00
    16:00
    Overcast.47°F
    (8°C)
    1 mph
    (1 km/h)
    89%0.319%
    16:00
    19:00
    Overcast.46°F
    (8°C)
    1 mph
    (1 km/h)
    88%0.316%
    19:00
    22:00
    Overcast.46°F
    (8°C)
    2 mph
    (3 km/h)
    87%0.314%
    22:00
    01:00
    Overcast.45°F
    (7°C)
    3 mph
    (5 km/h)
    83%0.312%

    Tuesday, December 31SeaTac
    sunrise: 07:56 sunset: 16:27

    TimeSkiesConditionsTempWindHumiditySoil Moisture
    01:00
    04:00
    Overcast.44°F
    (7°C)
    2 mph
    (4 km/h)
    79%0.312%
    04:00
    07:00
    Overcast.44°F
    (7°C)
    3 mph
    (5 km/h)
    79%0.309%
    07:00
    10:00
    Overcast.45°F
    (7°C)
    1 mph
    (2 km/h)
    76%0.307%
    10:00
    13:00
    Chance of light rain. Precipitation: 0 in
    (0.0625 mm).
    46°F
    (8°C)
    1 mph
    (1 km/h)
    78%0.308%
    13:00
    16:00
    Overcast. Precipitation: 0.01 in
    (0.375 mm).
    45°F
    (7°C)
    2 mph
    (4 km/h)
    85%0.307%
    16:00
    19:00
    Overcast. Precipitation: 0 in
    (0.0625 mm).
    44°F
    (7°C)
    3 mph
    (4 km/h)
    90%0.305%
    19:00
    22:00
    Chance of light rain. Precipitation: 0 in
    (0.0625 mm).
    44°F
    (7°C)
    3 mph
    (5 km/h)
    90%0.304%
    22:00
    01:00
    Overcast. Precipitation: 0.01 in
    (0.25 mm).
    44°F
    (7°C)
    5 mph
    (8 km/h)
    94%0.304%


    SeaTac (latitude 47°26'N, longitude 122°18'W)


    SeaTac - other nearby places: Normandy Park (2 miles / 2.5 km away), Des Moines (2 miles / 3.9 km away), Burien (3 miles / 5.3 km away), Tukwila (4 miles / 6.1 km away), Kent (5 miles / 7.5 km away), Riverton-Boulevard Park (5 miles / 7.5 km away), White Center (5 miles / 8.3 km away), Bryn Mawr-Skyway (6 miles / 9 km away), Renton (6 miles / 9.4 km away), Cascade-Fairwood (6 miles / 10 km away), Sammamish (14 miles / 22 km away), Issaquah (14 miles / 23 km away), West Lake Sammamish (14 miles / 23 km away), Mirrormont (15 miles / 24 km away), Parkwood (16 miles / 25 km away), Hobart (16 miles / 25 km away).

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