Cost, Texas | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Tuesday
    Partly Cloudy
    90°
    Forecast night icon
    Night
    Partly Cloudy
    73°
    Tuesday 5/7
    Day
    90°
    Partly Cloudy
    Forecast day icon
    Night
    73°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. High temperature around 90F. Dew point will be around 75F with an average humidity of 76%. Winds will be 5 mph from the SE.
    Night Details
    Partly cloudy this evening then becoming cloudy. Lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    89°
    Forecast night icon
    Night
    Partly Cloudy
    74°
    Wednesday 5/8
    Day
    89°
    Partly Cloudy
    Forecast day icon
    Night
    74°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Humid with highs in the lower 90s. South winds 5 to 10 mph. Highest heat index readings up to 105 in the afternoon.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 70s. Southeast winds 5 to 10 mph.
  • Forecast day icon
    Thursday
    Chance of Storms
    86°
    Forecast night icon
    Night
    Partly Cloudy
    69°
    Thursday 5/9
    Day
    86°
    Chance of Storms
    Forecast day icon
    Night
    69°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Patchy fog in the morning. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph.
    Night Details
    Partly cloudy. Lows in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Friday
    Partly Cloudy
    78°
    Forecast night icon
    Night
    Partly Cloudy
    63°
    Friday 5/10
    Day
    78°
    Partly Cloudy
    Forecast day icon
    Night
    63°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy and breezy. Highs in the lower 80s. Lows in the lower 60s.
    Night Details
    Partly cloudy and breezy. Highs in the lower 80s. Lows in the lower 60s.
  • Forecast day icon
    Saturday
    Partly Cloudy
    80°
    Forecast night icon
    Night
    Chance of Rain Showers
    66°
    Saturday 5/11
    Day
    80°
    Partly Cloudy
    Forecast day icon
    Night
    66°
    Chance of Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy and breezy. Highs in the lower 80s. Lows in the lower 60s.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a slight chance of showers after midnight. Lows in the mid 60s.
  • Forecast day icon
    Sunday
    40% Chance of Storms
    78°
    Forecast night icon
    Night
    30% Chance of Storms
    68°
    Sunday 5/12
    Day
    78°
    40% Chance of Storms
    Forecast day icon
    Night
    68°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the morning then a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms mainly in the evening. Lows in the upper 60s. Chance of rain 30 percent.
  • Forecast day icon
    Monday
    40% Chance of Storms
    80°
    Forecast night icon
    Night
    Chance of Storms
    67°
    Monday 5/13
    Day
    80°
    40% Chance of Storms
    Forecast day icon
    Night
    67°
    Chance of Storms
    Forecast night icon
    Day Details
    Mostly cloudy with a slight chance of showers and thunderstorms in the morning then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly cloudy after midnight. Lows in the upper 60s.
  • Forecast day icon
    Tuesday
    30% Chance of Storms
    84°
    Forecast night icon
    Night
    50% Chance of Rain
    66°
    Tuesday 5/14
    Day
    84°
    30% Chance of Storms
    Forecast day icon
    Night
    66°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy in the morning then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.
    Night Details
    Clear with a 50% chance for rain and thunderstorms. Low temperature around 66F. Dew point will be around 68F with an average humidity of 81%. Winds will be 8 mph from the SE.
  • Forecast day icon
    Wednesday
    40% Chance of Rain
    84°
    Forecast night icon
    Night
    40% Chance of Rain
    67°
    Wednesday 5/15
    Day
    84°
    40% Chance of Rain
    Forecast day icon
    Night
    67°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a 35% chance for rain and thunderstorms. High temperature around 84F. Dew point will be around 69F with an average humidity of 75%. Winds will be 6 mph from the SE.
    Night Details
    Clear with a 40% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 69F with an average humidity of 83%. Winds will be 7 mph from the SE.
  • Forecast day icon
    Thursday
    30% Chance of Rain
    85°
    Forecast night icon
    Night
    30% Chance of Rain
    69°
    Thursday 5/16
    Day
    85°
    30% Chance of Rain
    Forecast day icon
    Night
    69°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 85F. Dew point will be around 70F with an average humidity of 76%. Winds will be 6 mph from the SE.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 69F. Dew point will be around 70F with an average humidity of 83%. Winds will be 7 mph from the SE.