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      Elev 1112 ft, 43.162 °N 93.186 °W

      Mason City, IA

      Mason City Station64°
      Updated: 3:31 PM CDT on September 19, 2026 (GMT -5)
      8 minutes ago
      70°
      59°
      64
      Feels Like 64
      Cloudy
      N
      9
      Lower 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
        Sun 09/20
        Low 58°f
         24% Precip. / 0 in
        Overcast. Slight chance of a rain shower. Low 58F. Winds NNE at 10 to 15 mph.
        Tomorrow
        Mon 09/21
        High 65°f
         23% Precip. / 0 in
        Cloudy skies. Slight chance of a rain shower. High near 65F. Winds NE at 10 to 20 mph.
        Tomorrow night
        Mon 09/21
        Low 52°f
         70% Precip. / 0.35 in
        Rain showers in the evening will evolve into a more steady rain overnight. Low 52F. Winds ENE at 10 to 15 mph. Chance of rain 70%. Rainfall around a quarter of an inch.
        Hourly Forecast
        Now
        65°
        4PM
        65°
        5PM
        64°
        6PM
        63°
        7PM
        63°
        7:15PM
        Sunset
        8PM
        61°
        9PM
        61°
        10PM
        60°
        11PM
        60°
        12AM
        60°
        1AM
        60°
        2AM
        60°
        3AM
        59°
        4AM
        59°
        5AM
        59°
        6AM
        59°
        6:58AM
        Sunrise
        7AM
        59°
        8AM
        59°
        9AM
        59°
        10AM
        60°
        11AM
        61°
        12PM
        62°
        1PM
        63°
        2PM
        64°
        3PM
        64°
        Precipitation
        24%
        Pollen
        None
        Air Quality
        12
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.88 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point64°F
        5. Humidity 98%
        6. Rainfall 0.45 in
        7. Snow Depth 0 in
         KMCW Station History
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 73°F 96°F 1948
        4. Low 59°F 49°F 25°F 1894
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 72°F 90°F
        4. Low 59°F 48°F 28°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:56 AM 7:15 PM
        3. Civil Twilight 6:28 AM 7:43 PM
        4. Nautical Twilight 5:54 AM 8:17PM
        5. Astronomical Twilight 5:20 AM 8:51 PM
        1. Length of Visible Light 13h 15m
        2. Length of Day 12h 18m
        3. Tomorrow will be 2 minutes 54 seconds shorter
        1. Moon 3:49 PM -
        2. Waxing Gibbous59% 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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