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      Extreme Heat Warning
      until 8:00 PM CDT
      Elev 486 ft, 32.796 °N 96.570 °W

      Sunnyvale, TX

      Sunnyvale Station
      Updated: 3:00 AM CDT on August 19, 2026 (GMT -5)
      52 seconds ago
      108°
      77°
      86
      Feels Like 90
      Clear
      N
      8
      Similar temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Wed 08/19
      Low 79°f
      1% Precip. / 0 in
      Clear skies. Low 79F. Winds SSW at 5 to 10 mph.
      Tomorrow
      Thu 08/20
      High 104°f
      1% Precip. / 0 in
      Except for a few afternoon clouds, mainly sunny. Very hot. High 104F. Winds SSW at 5 to 10 mph.
      Tomorrow night
      Thu 08/20
      Low 80°f
      1% Precip. / 0 in
      Some clouds early will give way to generally clear conditions overnight. Low around 80F. Winds S at 5 to 10 mph.
      Hourly Forecast
      Now
      86°
      4AM
      85°
      5AM
      83°
      6AM
      82°
      6:52AM
      Sunrise
      7AM
      80°
      8AM
      82°
      9AM
      86°
      10AM
      90°
      11AM
      93°
      12PM
      97°
      1PM
      99°
      2PM
      101°
      3PM
      102°
      4PM
      103°
      5PM
      103°
      6PM
      102°
      7PM
      101°
      8PM
      98°
      8:06PM
      Sunset
      9PM
      95°
      10PM
      93°
      11PM
      91°
      12AM
      90°
      1AM
      88°
      2AM
      87°
      3AM
      86°
      Precipitation
      1%
      Pollen
      Ragweed Pollen
      Moderate
      Air Quality
      44
      Good
      UV Index
      0
      Low
      Additional Conditions
      1. Pressure 29.92 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point67°F
      5. Humidity 54%
      6. Rainfall 0 in
      7. Snow Depth 0 in
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      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:52 AM 8:06 PM
      3. Civil Twilight 6:26 AM 8:32 PM
      4. Nautical Twilight 5:55 AM 9:03PM
      5. Astronomical Twilight 5:24 AM 9:34 PM
      1. Length of Visible Light 14h 5m
      2. Length of Day 13h 14m
      3. Tomorrow will be 1 minute 49 seconds shorter
      1. Moon 1:57 PM -
      2. First quarter46% of the Moon is Illuminated
      Aug 26
      Full Moon
      Sep 3
      Waning Half Last Qtr
      Sep 16
      Waxing Half First Qtr
      -
      -
       KHQZ Station History
      Almanac for August 19, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 108°F 93°F 105°F 2011
      4. Low 77°F 73°F 64°F 2013
      5. Rain/Snow Depth
      6. Precipitation 0 in 4.1 in -
      7. Snow 0 in 0 in -
      Almanac for August 20, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 103°F 93°F 107°F
      4. Low 77°F 73°F 62°F
      Precipitation
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