Current Weather Forecast for Castroville

TX 78009  |   4:26pm

Weather Conditions

97°

Feels Like 103°

Partly Cloudy

74° 97°

6

UV Index

Good

Air Quality

ESE 3 mph

Wind

0 in

rain

Tonight

Sun 8/9

76°

Lowest Temperature

8%

A few clouds. Low 76F. Winds SE at 10 to 15 mph.

Tomorrow

Mon 8/10

98°

Highest Temperature

9%

Partly cloudy skies. Hot. High 98F. Winds SE at 10 to 15 mph.

Tomorrow night

Mon 8/10

76°

Lowest Temperature

7%

A few clouds. Low 76F. Winds SE at 10 to 15 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Castroville

Hourly Weather Forecast & Temperature

5PM

5%

97°

Feels Like 103°

Mostly Cloudy

SE 5 mph

Wind

1012 mb

Pressure

36%

Humidity

4

UV Index

10mi

Visibility

67%

Cloud Cover

6PM

5%

95°

Feels Like 100°

Cloudy

SE 7 mph

Wind

1012 mb

Pressure

40%

Humidity

1

UV Index

10mi

Visibility

85%

Cloud Cover

7PM

95°

Feels Like 100°

Partly Cloudy

ESE 7 mph

Wind

1012 mb

Pressure

40%

Humidity

0

UV Index

10mi

Visibility

59%

Cloud Cover

8PM

92°

Feels Like 98°

Partly Cloudy

SE 11 mph

Wind

1013 mb

Pressure

45%

Humidity

0

UV Index

10mi

Visibility

36%

Cloud Cover

9PM

89°

Feels Like 95°

Partly Cloudy

SE 11 mph

Wind

1014 mb

Pressure

54%

Humidity

0

UV Index

10mi

Visibility

31%

Cloud Cover

10PM

1%

87°

Feels Like 94°

Mostly Clear

SE 11 mph

Wind

1014 mb

Pressure

61%

Humidity

0

UV Index

10mi

Visibility

28%

Cloud Cover

11PM

1%

85°

Feels Like 92°

Clear

SE 10 mph

Wind

1015 mb

Pressure

68%

Humidity

0

UV Index

10mi

Visibility

17%

Cloud Cover

12AM

2%

83°

Feels Like 90°

Clear

SE 8 mph

Wind

1015 mb

Pressure

71%

Humidity

0

UV Index

10mi

Visibility

18%

Cloud Cover

1AM

4%

81°

Feels Like 88°

Clear

SE 7 mph

Wind

1016 mb

Pressure

77%

Humidity

0

UV Index

10mi

Visibility

18%

Cloud Cover

2AM

5%

80°

Feels Like 86°

Partly Cloudy

SE 6 mph

Wind

1016 mb

Pressure

82%

Humidity

0

UV Index

10mi

Visibility

41%

Cloud Cover

3AM

7%

79°

Feels Like 85°

Partly Cloudy

SE 5 mph

Wind

1016 mb

Pressure

86%

Humidity

0

UV Index

10mi

Visibility

47%

Cloud Cover

4AM

7%

78°

Feels Like 84°

Partly Cloudy

ESE 4 mph

Wind

1016 mb

Pressure

88%

Humidity

0

UV Index

10mi

Visibility

46%

Cloud Cover

Sun 8/9

Sun

8%

74°

97°

Partly cloudy. Lows overnight in the mid 70s.

103°

Feels Like

SE 12 mph

Wind

64%

Humidity

0

UV Index

7:00 AM

Sunrise

8:21 PM

Sunset

Mon 8/10

Mon

9%

76°

98°

Partly cloudy. Highs in the upper 90s and lows in the mid 70s.

104°

Feels Like

SE 12 mph

Wind

61%

Humidity

11

UV Index

7:00 AM

Sunrise

8:20 PM

Sunset

Tue 8/11

Tue

8%

76°

101°

A few clouds. Highs 99 to 103F and lows in the upper 70s.

105°

Feels Like

SSE 13 mph

Wind

55%

Humidity

11

UV Index

7:01 AM

Sunrise

8:19 PM

Sunset

Wed 8/12

Wed

8%

77°

103°

Mix of sun and clouds. Highs 101 to 105F and lows in the mid 70s.

106°

Feels Like

SSE 14 mph

Wind

55%

Humidity

11

UV Index

7:02 AM

Sunrise

8:18 PM

Sunset

Thu 8/13

Thu

7%

76°

102°

Times of sun and clouds. Highs 100 to 104F and lows in the mid 70s.

106°

Feels Like

SSE 15 mph

Wind

55%

Humidity

11

UV Index

7:02 AM

Sunrise

8:17 PM

Sunset

Fri 8/14

Fri

14%

76°

99°

Times of sun and clouds. Highs in the upper 90s and lows in the upper 70s.

104°

Feels Like

SE 15 mph

Wind

58%

Humidity

11

UV Index

7:03 AM

Sunrise

8:16 PM

Sunset

Sat 8/15

Sat

11%

77°

100°

Times of sun and clouds. Highs 98 to 102F and lows in the mid 70s.

103°

Feels Like

SE 12 mph

Wind

58%

Humidity

11

UV Index

7:03 AM

Sunrise

8:15 PM

Sunset

Sun 8/16

Sun

20%

74°

101°

Mix of sun and clouds. Highs 99 to 103F and lows in the mid 70s.

103°

Feels Like

SE 10 mph

Wind

57%

Humidity

11

UV Index

7:04 AM

Sunrise

8:14 PM

Sunset

Plans up in the air? We'll help you weather-proof them. Get the FREE FOX Weather app.

Download the App

Looking for homes in this area?

• 15510 Jake Xing, San Antonio, TX 78253
• Shenandoah White Oak, Castroville, TX 78009
• 103 Janette BND, Castroville, TX 78009

Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.

Latest Stories from Texas

Hidden hazard: How to stay safe from harmful algal blooms this summer

As millions of Americans head to beaches, lakes and other bodies of water this summer, health officials are warning about harmful algal blooms that can pose serious health risks to people and pets.

The top 10 worst states for battling mosquitos thanks to heat and humidity

Outside ranked the 10 worst states for mosquitoes in 2026. Here's where the biting pests thrive most, and the climate and landscapes that help fuel their populations.

Bryan Norcross: The Atlantic goes quiet after Bertha fades away

The remnants of former Tropical Storm Bertha have moved into northern Mexico. It's now a weak disturbance over the mountains.

Battered and bruised Bertha weakens as all storm watches and warnings are discontinued

Tropical Storm Bertha is back in the northern Gulf and racing toward Texas, where it is expected to make a second landfall Thursday afternoon after striking southeast Louisiana on Wednesday.

Load More Stories