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      Elev 879 ft, 40.761 °N 83.268 °W

      Harpster, OH

      Upper Sandusky Station80°
      Updated: 10:48 AM EDT on August 31, 2026 (GMT -4)
      45 seconds ago
      87°
      70°
      80
      Feels Like 84
      Sunny
      N
      8
      Higher 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
        Tue 09/01
        High 87°f
        2% Precip. / 0 in
        Sunshine early followed by cloudy skies this afternoon. High 87F. Winds WSW at 10 to 15 mph.
        Tonight
        Tue 09/01
        Low 73°f
        15% Precip. / 0 in
        Partly cloudy skies. Low 73F. Winds SSW at 5 to 10 mph.
        Tomorrow
        Wed 09/02
        High 91°f73°f
        13% Precip. / 0 in
        Partly cloudy skies. Hot. High 91F. Winds WSW at 10 to 15 mph.
        Hourly Forecast
        Now
        81°
        11AM
        81°
        12PM
        84°
        1PM
        85°
        2PM
        86°
        3PM
        86°
        4PM
        85°
        5PM
        85°
        6PM
        84°
        7PM
        83°
        8PM
        81°
        8:06PM
        Sunset
        9PM
        78°
        10PM
        76°
        11PM
        75°
        12AM
        75°
        1AM
        75°
        2AM
        75°
        3AM
        74°
        4AM
        74°
        5AM
        74°
        6AM
        74°
        7AM
        74°
        7:00AM
        Sunrise
        8AM
        76°
        9AM
        79°
        10AM
        81°
        Precipitation
        15%
        Pollen
        Grass Pollen
        Low
        Air Quality
        67
        Moderate
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 30.05 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point71°F
        5. Humidity 73%
        6. Rainfall 0.15 in
        7. Snow Depth 0 in
         KMNN Station History
        Almanac for August 31, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 87°F 81°F 100°F 1951
        4. Low 70°F 57°F 36°F 1915
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 91°F 81°F 100°F
        4. Low 70°F 57°F 41°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:59 AM 8:06 PM
        3. Civil Twilight 6:30 AM 8:34 PM
        4. Nautical Twilight 5:57 AM 9:08PM
        5. Astronomical Twilight 5:22 AM 9:43 PM
        1. Length of Visible Light 14h 3m
        2. Length of Day 13h 7m
        3. Tomorrow will be 2 minutes 35 seconds shorter
        1. Moon 9:33 PM 10:42 AM
        2. Waning Gibbous83% of the Moon is Illuminated
        Sep 4
        Waning Half Last Qtr
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Precipitation
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