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      Elev 837 ft, 41.661 °N 92.023 °W

      Williamsburg, IA

      Updated: 11:30 AM CDT on September 30, 2026 (GMT -5)
      9 minutes ago
      71°
      62°
      65
      Feels Like 65
      Cloudy
      N
      10
      Gusts 17 mph
      Lower temperature is expected today
      Wundermap
      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
        Wed 09/30
        High 71°f
        84% Precip. / 0.16 in
        Rain showers early will evolve into a more steady rain for the afternoon. High 71F. Winds SSW at 10 to 15 mph. Chance of rain 80%. Locally heavy rainfall possible.
        Tonight
        Wed 09/30
        Low 66°f
        100% Precip. / 1.69 in
        Rain likely. Low 66F. Winds SSE at 5 to 10 mph. Chance of rain 100%. 1 to 2 inches of rain expected. Locally heavy rainfall possible.
        Tomorrow
        Thu 10/01
        High 69°f49°f
        87% Precip. / 0.32 in
        Thunderstorms in the morning followed by a few showers in the afternoon. High 69F. Winds N at 10 to 15 mph. Chance of rain 90%. Locally heavy rainfall possible.
        Hourly Forecast
        Now
        64°
        12PM
        56%
        64°
        1PM
        59%
        65°
        2PM
        66%
        67°
        3PM
        84%
        69°
        4PM
        70%
        69°
        5PM
        62%
        70°
        6PM
        70%
        69°
        6:51PM
        Sunset
        7PM
        89%
        69°
        8PM
        96%
        68°
        9PM
        98%
        67°
        10PM
        87%
        67°
        11PM
        91%
        67°
        12AM
        92%
        67°
        1AM
        74%
        67°
        2AM
        83%
        67°
        3AM
        66%
        68°
        4AM
        97%
        68°
        5AM
        100%
        68°
        6AM
        97%
        67°
        7AM
        88%
        67°
        7:04AM
        Sunrise
        8AM
        77%
        67°
        9AM
        55%
        67°
        10AM
        39%
        67°
        11AM
        43%
        68°
        Additional Conditions
        1. Pressure 29.82 in
        2. Visibility 4 miles
        3. Clouds Cloudy
        4. Dew Point64°F
        5. Humidity 100%
        6. Rainfall 1.06 in
        7. Snow Depth 0 in
        KTZT Station History
        Almanac for September 30, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 71°F 71°F 91°F 1952
        4. Low 62°F 45°F 26°F 1924
        5. Rain/Snow Depth
        6. Precipitation 1.85 in 2.9 in -
        7. Snow 0 in - in -
        Almanac for October 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 71°F 93°F
        4. Low 55°F 44°F 27°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:03 AM 6:51 PM
        3. Civil Twilight 6:36 AM 7:18 PM
        4. Nautical Twilight 6:04 AM 7:51PM
        5. Astronomical Twilight 5:31 AM 8:23 PM
        1. Length of Visible Light 12h 42m
        2. Length of Day 11h 47m
        3. Tomorrow will be 2 minutes 46 seconds shorter
        1. Moon 8:54 PM 11:52 AM
        2. Waning Gibbous77% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
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