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      Heat Advisory
      until 8:00 PM CDT
      Elev 210 ft, 33.238 °N 96.800 °W

      Prosper, TX

      Prosper Station104°
      Updated: 2:09 PM CDT on September 6, 2026 (GMT -5)
      5 minutes ago
      100°
      77°
      104
      Feels Like 116
      Partly Cloudy
      N
      12
      Gusts 19 mph
      Similar 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
        Mon 09/07
        High 100°f
         1% Precip. / 0 in
        Sunshine and clouds mixed. High around 100F. Winds ESE at 10 to 15 mph.
        Tonight
        Mon 09/07
        Low 77°f
         3% Precip. / 0 in
        A clear sky. Low 77F. Winds SSE at 5 to 10 mph.
        Tomorrow
        Tue 09/08
        High 101°f78°f
         4% Precip. / 0 in
        Except for a few afternoon clouds, mainly sunny. Very hot. High 101F. Winds SE at 10 to 15 mph.
        Hourly Forecast
        Now
        99°
        3PM
        100°
        4PM
        100°
        5PM
        100°
        6PM
        98°
        7PM
        96°
        7:45PM
        Sunset
        8PM
        93°
        9PM
        90°
        10PM
        88°
        11PM
        86°
        12AM
        84°
        1AM
        83°
        2AM
        82°
        3AM
        81°
        4AM
        80°
        5AM
        79°
        6AM
        78°
        7AM
        78°
        7:05AM
        Sunrise
        8AM
        80°
        9AM
        84°
        10AM
        88°
        11AM
        91°
        12PM
        94°
        1PM
        96°
        2PM
        97°
        Precipitation
        4%
        Pollen
        None
        Air Quality
        58
        Moderate
        UV Index
        8
        Very High
        Additional Conditions
        1. Pressure 29.85 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point67°F
        5. Humidity 36%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KTKI Station History
        Almanac for September 6, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 100°F 90°F 107°F 1913
        4. Low 77°F 68°F 48°F 1974
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 7, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 101°F 90°F 108°F
        4. Low 77°F 68°F 51°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:04 AM 7:45 PM
        3. Civil Twilight 6:39 AM 8:10 PM
        4. Nautical Twilight 6:10 AM 8:40PM
        5. Astronomical Twilight 5:39 AM 9:10 PM
        1. Length of Visible Light 13h 30m
        2. Length of Day 12h 40m
        3. Tomorrow will be 1 minute 59 seconds shorter
        1. Moon 1:51 AM 4:58 PM
        2. Waning Crescent28% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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