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Current weather in LaCoste is clear sky.

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Weather data for LaCoste is updated regularly with the latest available observations and forecasts.

Now · 3:24 PM

LaCoste Weather & Hourly Forecast

United States · Texas · 78039

98°F

Sunny

Feels like: 103°F

💧 Humidity 37% 🌡 Pressure 29.94 inHg 💨 Wind 9 mph 👁 Visibility 6.2 mi ☁ Clouds 6% ☀️ UV index 8.4 · Very high 🌅 Sunrise 7:13 AM 🌇 Sunset 7:57 PM

Hourly Forecast for LaCoste

Today

4:00 PM

Sunny

98° 💧 None 💨 9 mph H 37%29.94 inHg

7:00 PM

Mostly sunny

97° 💧 None 💨 13 mph H 34%29.85 inHg

10:00 PM

Clear night

87° 💧 None 💨 12 mph H 44%29.88 inHg

Tomorrow

1:00 AM

Clear night

82° 💧 None 💨 7 mph H 60%29.94 inHg

4:00 AM

Clear night

81° 💧 None 💨 4 mph H 68%29.91 inHg

7:00 AM

Clear night

79° 💧 None 💨 4 mph H 71%29.94 inHg

10:00 AM

Sunny

91° 💧 None 💨 9 mph H 51%29.97 inHg

1:00 PM

Sunny

100° 💧 None 💨 7 mph H 34%29.91 inHg

4:00 PM

Sunny

104° 💧 None 💨 5 mph H 25%29.83 inHg

7:00 PM

Partly cloudy

100° 💧 None 💨 9 mph H 28%29.80 inHg

10:00 PM

Mostly cloudy night

88° 💧 None 💨 15 mph H 51%29.88 inHg

Thursday

1:00 AM

Mostly cloudy night

81° 💧 None 💨 12 mph H 66%29.91 inHg

4:00 AM

Clear night

81° 💧 None 💨 7 mph H 75%29.91 inHg

7:00 AM

Clear night

79° 💧 None 💨 5 mph H 80%29.91 inHg

10:00 AM

Sunny

86° 💧 None 💨 9 mph H 58%29.91 inHg

1:00 PM

Sunny

97° 💧 None 💨 9 mph H 35%29.88 inHg

Today

4:00 PM

Sunny

98° 💧 None 💨 9 mph H 37%29.94 inHg

5:00 PM

Mostly sunny

98° 💧 None 💨 8 mph H 36%29.91 inHg

6:00 PM

Mostly sunny

99° 💧 None 💨 8 mph H 34%29.88 inHg

7:00 PM

Mostly sunny

97° 💧 None 💨 13 mph H 34%29.85 inHg

8:00 PM

Clear night

92° 💧 None 💨 9 mph H 41%29.85 inHg

9:00 PM

Clear night

89° 💧 None 💨 7 mph H 39%29.85 inHg

10:00 PM

Clear night

87° 💧 None 💨 12 mph H 44%29.88 inHg

11:00 PM

Clear night

85° 💧 None 💨 12 mph H 54%29.91 inHg

Tomorrow

12:00 AM

Clear night

84° 💧 None 💨 9 mph H 57%29.91 inHg

1:00 AM

Clear night

82° 💧 None 💨 7 mph H 60%29.94 inHg

2:00 AM

Clear night

82° 💧 None 💨 7 mph H 63%29.94 inHg

3:00 AM

Clear night

81° 💧 None 💨 6 mph H 65%29.91 inHg

4:00 AM

Clear night

81° 💧 None 💨 4 mph H 68%29.91 inHg

5:00 AM

Clear night

80° 💧 None 💨 3 mph H 69%29.91 inHg

6:00 AM

Clear night

79° 💧 None 💨 4 mph H 70%29.91 inHg

7:00 AM

Clear night

79° 💧 None 💨 4 mph H 71%29.94 inHg

8:00 AM

Sunny

82° 💧 None 💨 4 mph H 69%29.94 inHg

9:00 AM

Sunny

85° 💧 None 💨 6 mph H 62%29.97 inHg

10:00 AM

Sunny

91° 💧 None 💨 9 mph H 51%29.97 inHg

11:00 AM

Sunny

94° 💧 None 💨 8 mph H 42%29.97 inHg

12:00 PM

Sunny

97° 💧 None 💨 8 mph H 37%29.94 inHg

1:00 PM

Sunny

100° 💧 None 💨 7 mph H 34%29.91 inHg

2:00 PM

Sunny

102° 💧 None 💨 6 mph H 30%29.88 inHg

3:00 PM

Sunny

103° 💧 None 💨 5 mph H 27%29.85 inHg

4:00 PM

Sunny

104° 💧 None 💨 5 mph H 25%29.83 inHg

5:00 PM

Mostly sunny

104° 💧 None 💨 7 mph H 25%29.80 inHg

6:00 PM

Mostly sunny

103° 💧 None 💨 10 mph H 26%29.80 inHg

7:00 PM

Partly cloudy

100° 💧 None 💨 9 mph H 28%29.80 inHg

8:00 PM

Overcast night

96° 💧 None 💨 8 mph H 31%29.80 inHg

9:00 PM

Overcast night

93° 💧 None 💨 12 mph H 34%29.83 inHg

10:00 PM

Mostly cloudy night

88° 💧 None 💨 15 mph H 51%29.88 inHg

11:00 PM

Mostly cloudy night

85° 💧 None 💨 14 mph H 56%29.91 inHg

Thursday

12:00 AM

Mostly cloudy night

84° 💧 None 💨 14 mph H 60%29.91 inHg

1:00 AM

Mostly cloudy night

81° 💧 None 💨 12 mph H 66%29.91 inHg

2:00 AM

Clear night

81° 💧 None 💨 10 mph H 71%29.91 inHg

3:00 AM

Clear night

80° 💧 None 💨 9 mph H 73%29.91 inHg

4:00 AM

Clear night

81° 💧 None 💨 7 mph H 75%29.91 inHg

5:00 AM

Clear night

80° 💧 None 💨 7 mph H 77%29.91 inHg

6:00 AM

Clear night

79° 💧 None 💨 6 mph H 78%29.91 inHg

7:00 AM

Clear night

79° 💧 None 💨 5 mph H 80%29.91 inHg

8:00 AM

Sunny

78° 💧 None 💨 5 mph H 78%29.91 inHg

9:00 AM

Sunny

82° 💧 None 💨 7 mph H 70%29.94 inHg

10:00 AM

Sunny

86° 💧 None 💨 9 mph H 58%29.91 inHg

11:00 AM

Sunny

90° 💧 None 💨 9 mph H 48%29.94 inHg

12:00 PM

Sunny

94° 💧 None 💨 10 mph H 40%29.91 inHg

1:00 PM

Sunny

97° 💧 None 💨 9 mph H 35%29.88 inHg

2:00 PM

Sunny

99° 💧 None 💨 10 mph H 32%29.85 inHg

3:00 PM

Mostly sunny

101° 💧 None 💨 10 mph H 29%29.83 inHg

4:00 PM

Partly cloudy

102° 💧 None 💨 12 mph H 28%29.80 inHg

5:00 PM

Partly cloudy

100° 💧 None 💨 12 mph H 28%29.77 inHg

6:00 PM

Partly cloudy

100° 💧 None 💨 13 mph H 28%29.77 inHg

7:00 PM

Partly cloudy

97° 💧 None 💨 15 mph H 30%29.80 inHg

8:00 PM

Partly cloudy night

91° 💧 None 💨 19 mph H 40%29.80 inHg

9:00 PM

Partly cloudy night

87° 💧 None 💨 20 mph H 51%29.85 inHg

10:00 PM

Mostly clear night

84° 💧 None 💨 17 mph H 62%29.88 inHg

11:00 PM

Mostly clear night

82° 💧 None 💨 16 mph H 70%29.88 inHg

Friday

12:00 AM

Mostly clear night

81° 💧 None 💨 14 mph H 74%29.88 inHg

1:00 AM

Clear night

80° 💧 None 💨 12 mph H 77%29.88 inHg

2:00 AM

Clear night

80° 💧 None 💨 10 mph H 80%29.88 inHg

3:00 AM

Mostly clear night

79° 💧 None 💨 8 mph H 81%29.88 inHg

4:00 AM

Mostly clear night

79° 💧 None 💨 7 mph H 83%29.88 inHg

5:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 85%29.88 inHg

6:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 86%29.88 inHg

7:00 AM

Partly cloudy night

78° 💧 None 💨 7 mph H 88%29.88 inHg

8:00 AM

Moderate rain

78° 💧 0.05 in 💨 6 mph H 87%29.91 inHg

9:00 AM

Light rain

82° 💧 0.01 in 💨 9 mph H 76%29.91 inHg

10:00 AM

Light rain

83° 💧 0.02 in 💨 12 mph H 71%29.94 inHg

11:00 AM

Light rain

82° 💧 0.02 in 💨 14 mph H 74%29.97 inHg

12:00 PM

Moderate rain

78° 💧 0.04 in 💨 12 mph H 82%29.97 inHg

1:00 PM

Light rain

80° 💧 0.01 in 💨 9 mph H 71%29.94 inHg

2:00 PM

Overcast

83° 💧 None 💨 9 mph H 64%29.91 inHg

3:00 PM

Overcast

84° 💧 None 💨 12 mph H 64%29.88 inHg

4:00 PM

Overcast

83° 💧 None 💨 12 mph H 66%29.88 inHg

5:00 PM

Overcast

84° 💧 None 💨 12 mph H 63%29.85 inHg

6:00 PM

Light rain

82° 💧 0.01 in 💨 14 mph H 66%29.85 inHg

7:00 PM

Light rain

80° 💧 0.01 in 💨 13 mph H 69%29.85 inHg

8:00 PM

Overcast night

80° 💧 None 💨 10 mph H 67%29.85 inHg

9:00 PM

Mostly cloudy night

79° 💧 None 💨 6 mph H 69%29.88 inHg

10:00 PM

Mostly cloudy night

79° 💧 None 💨 7 mph H 70%29.91 inHg

11:00 PM

Mostly cloudy night

78° 💧 None 💨 9 mph H 77%29.91 inHg

Saturday

12:00 AM

Light rain

78° 💧 0.01 in 💨 7 mph H 81%29.91 inHg

1:00 AM

Light rain

79° 💧 0.00 in 💨 6 mph H 80%29.91 inHg

2:00 AM

Light rain

78° 💧 0.01 in 💨 5 mph H 83%29.88 inHg

3:00 AM

Moderate rain

78° 💧 0.04 in 💨 8 mph H 84%29.88 inHg

4:00 AM

Light rain

78° 💧 0.01 in 💨 9 mph H 85%29.88 inHg

5:00 AM

Light rain

75° 💧 0.01 in 💨 9 mph H 85%29.88 inHg

6:00 AM

Light rain

74° 💧 0.01 in 💨 5 mph H 87%29.88 inHg

7:00 AM

Mostly cloudy night

74° 💧 None 💨 3 mph H 86%29.91 inHg

8:00 AM

Mostly sunny

75° 💧 None 💨 2 mph H 81%29.91 inHg

9:00 AM

Partly cloudy

78° 💧 None 💨 2 mph H 68%29.94 inHg

10:00 AM

Partly cloudy

81° 💧 None 💨 4 mph H 62%29.94 inHg

11:00 AM

Partly cloudy

85° 💧 None 💨 6 mph H 55%29.94 inHg

12:00 PM

Partly cloudy

90° 💧 None 💨 8 mph H 46%29.94 inHg

1:00 PM

Partly cloudy

93° 💧 None 💨 9 mph H 41%29.91 inHg

2:00 PM

Mostly sunny

95° 💧 None 💨 10 mph H 38%29.88 inHg

3:00 PM

Partly cloudy

95° 💧 None 💨 11 mph H 38%29.85 inHg

In LaCoste and, more broadly, across the state of Texas: The late afternoon will continue to be very hot, with temperatures ranging from 86 to 97 degrees Fahrenheit. The sky will be mostly sunny with just a few clouds drifting through. Winds will be moderate, coming from the east, with speeds up to 15 mph and gusts reaching 19 mph. No precipitation is expected tonight, so conditions will remain dry and warm into the evening hours. Temperatures are likely to stay elevated, making it feel quite hot even after sunset. It's a good idea to stay hydrated and wear lightweight clothing if you're heading outside later in the day. Be sure to protect yourself from the sun and high temperatures during the evening, especially if you'll be outdoors for extended periods.

15-Day Weather Outlook for LaCoste

TomorrowTomorrow

Sunny 104°/79° 💧 None 💨 15 mph

Thursday, Sep 3Thu Sep 3

Sunny 102°/78° 💧 None 💨 20 mph

Friday, Sep 4Fri Sep 4

Moderate rain 84°/78° 💧 0.16 in 💨 14 mph

Saturday, Sep 5Sat Sep 5

Moderate rain 93°/74° 💧 0.25 in 💨 9 mph

Sunday, Sep 6Sun Sep 6

Light rain 98°/75° 💧 0.01 in 💨 10 mph

Monday, Sep 7Mon Sep 7

Mostly sunny 99°/77° 💧 None 💨 15 mph

Tuesday, Sep 8Tue Sep 8

Sunny 100°/78° 💧 None 💨 16 mph

Wednesday, Sep 9Wed Sep 9

Light rain 102°/78° 💧 0.10 in 💨 17 mph

Thursday, Sep 10Thu Sep 10

Light rain 99°/80° 💧 0.15 in 💨 23 mph

Friday, Sep 11Fri Sep 11

Light rain 99°/79° 💧 0.01 in 💨 21 mph

Saturday, Sep 12Sat Sep 12

Light rain 93°/80° 💧 0.10 in 💨 17 mph

Sunday, Sep 13Sun Sep 13

Moderate rain 100°/77° 💧 0.54 in 💨 17 mph

Monday, Sep 14Mon Sep 14

Moderate rain 85°/75° 💧 0.80 in 💨 13 mph

Tuesday, Sep 15Tue Sep 15

Moderate rain 84°/72° 💧 0.46 in 💨 10 mph

Wednesday, Sep 16Wed Sep 16

Sunny 89°/72° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in LaCoste

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for LaCoste

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 4:00 PM

PM2.5 Fine particles Good 2,1µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 3,5µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 60,1µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,3µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in LaCoste

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 10,1Very high 🙂Fair

Tomorrow UV 10,3Very high 🙂Fair

Thursday UV 10,3Very high 🙂Fair

Friday UV 10,4Very high 🙂Fair

Saturday UV 9,0Very high 😊Good

Sunday UV 9,0Very high —Unavailable

Monday UV 9,0Very high —Unavailable

Hourly UV index today

4:00 PMUV 2,8 5:00 PMUV 1,0 6:00 PMUV 0,4 7:00 PMUV 0,1

Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

High heat

Stay hydrated and avoid intense exercise during the hottest part of the day.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for LaCoste

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.60 Population: 1,365

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Forecast data for LaCoste were last refreshed today at 3:24 PM. The current forecast period extends through 03/09/2026 at 1:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.