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      Thunderstorm Advisory
      until 6:00 AM JST
      Elev 96 ft, 35.789 °N 139.435 °E

      Sayama, JP

      Tokorozawa Station73°
      Updated: 8:57 AM JST on September 20, 2026 (GMT +9)
      7 minutes ago
      75°
      70°
      73
      Feels Like 74
      Rain
      N
      5
      Lower 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
        Sun 09/20
        High 75°f
         100% Precip. / 0.28 in
        Rain. High near 75F. Winds NNE at 5 to 10 mph. Chance of rain 100%. Rainfall around a quarter of an inch.
        Tonight
        Sun 09/20
        Low 70°f
         99% Precip. / 1.27 in
        Cloudy with periods of rain. Low near 70F. Winds N at 5 to 10 mph. Chance of rain 100%. 1 to 2 inches of rain expected.
        Tomorrow
        Mon 09/21
        High 76°f74°f
         100% Precip. / 3.35 in
        Periods of rain. Rain may be heavy late. High 76F. Winds NNE at 15 to 25 mph. Chance of rain 100%. 3 to 5 inches of rain expected.
        Hourly Forecast
        Now
        74°
        9AM
        100%
        74°
        10AM
        76%
        74°
        11AM
        35%
        75°
        12PM
        75°
        1PM
        75°
        2PM
        74°
        3PM
        39%
        75°
        4PM
        90%
        74°
        5PM
        95%
        73°
        5:42PM
        Sunset
        6PM
        92%
        72°
        7PM
        85%
        72°
        8PM
        91%
        72°
        9PM
        82%
        72°
        10PM
        96%
        72°
        11PM
        99%
        72°
        12AM
        99%
        71°
        1AM
        96%
        71°
        2AM
        94%
        71°
        3AM
        96%
        71°
        4AM
        97%
        71°
        5AM
        91%
        71°
        5:28AM
        Sunrise
        6AM
        99%
        71°
        7AM
        99%
        71°
        8AM
        98%
        72°
        Precipitation
        100%
        Rain ends by 12 PM
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        61
        Moderate
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.94 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point71°F
        5. Humidity 91%
        6. Rainfall 0.27 in
        7. Snow Depth 0 in
         RJTY Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 75°F 80°F 92°F 2024
        4. Low 70°F 67°F 59°F 1963
        5. Rain/Snow Depth
        6. Precipitation 1.55 in 0.3 in -
        7. Snow 0 in - in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 80°F 91°F
        4. Low 70°F 67°F 60°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:28 AM 5:42 PM
        3. Civil Twilight 5:02 AM 6:08 PM
        4. Nautical Twilight 4:32 AM 6:38PM
        5. Astronomical Twilight 4:02 AM 7:08 PM
        1. Length of Visible Light 13h 5m
        2. Length of Day 12h 14m
        3. Tomorrow will be 2 minutes 15 seconds shorter
        1. Moon 2:05 PM 11:35 PM
        2. Waxing Gibbous62% of the Moon is Illuminated
        Sep 27
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 11
        New Moon
        Oct 19
        Waxing Half First Qtr
        Precipitation
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