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Current weather in Hallettsville is scattered clouds.

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This page shows hourly weather forecast for Hallettsville, including temperature, wind, precipitation, humidity and cloud cover.

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

Now · 5:50 PM

Hallettsville Weather & Hourly Forecast

United States · Texas · 77964

90°F

Partly cloudy

Feels like: 92°F

💧 Humidity 54% 🌡 Pressure 29.85 inHg 💨 Wind 12 mph 👁 Visibility 23.7 mi ☁ Clouds 52% ☀️ UV index 2.8 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Hallettsville

Today

6:00 PM

Partly cloudy

90° 💧 0.000 in 💨 12 mph H 54%29.85 inHg

9:00 PM

Mostly clear night

84° 💧 None 💨 8 mph H 73%29.91 inHg

Tomorrow

12:00 AM

Clear night

82° 💧 None 💨 8 mph H 84%29.97 inHg

3:00 AM

Clear night

80° 💧 None 💨 5 mph H 89%29.94 inHg

6:00 AM

Clear night

79° 💧 None 💨 4 mph H 95%29.97 inHg

9:00 AM

Mostly sunny

84° 💧 0.001 in 💨 6 mph H 82%29.97 inHg

12:00 PM

Mostly sunny

93° 💧 0.121 in 💨 10 mph H 56%30.00 inHg

3:00 PM

Light rain

88° 💧 0.004 in 💨 6 mph H 67%29.97 inHg

6:00 PM

Partly cloudy

91° 💧 None 💨 9 mph H 56%29.91 inHg

9:00 PM

Clear night

83° 💧 None 💨 10 mph H 78%29.94 inHg

Monday

12:00 AM

Clear night

80° 💧 0.000 in 💨 8 mph H 87%30.00 inHg

3:00 AM

Clear night

79° 💧 None 💨 6 mph H 89%30.00 inHg

6:00 AM

Clear night

77° 💧 None 💨 3 mph H 93%30.00 inHg

9:00 AM

Sunny

83° 💧 0.005 in 💨 5 mph H 80%30.03 inHg

12:00 PM

Mostly sunny

92° 💧 0.007 in 💨 8 mph H 59%30.03 inHg

3:00 PM

Light thunderstorms

90° 💧 0.040 in 💨 9 mph H 63%29.94 inHg

Today

6:00 PM

Partly cloudy

90° 💧 None 💨 12 mph H 54%29.85 inHg

7:00 PM

Partly cloudy

88° 💧 0.000 in 💨 11 mph H 61%29.85 inHg

8:00 PM

Mostly clear night

86° 💧 None 💨 9 mph H 67%29.88 inHg

9:00 PM

Mostly clear night

84° 💧 None 💨 8 mph H 73%29.91 inHg

10:00 PM

Clear night

83° 💧 None 💨 9 mph H 79%29.94 inHg

11:00 PM

Clear night

82° 💧 None 💨 8 mph H 82%29.94 inHg

Tomorrow

12:00 AM

Clear night

82° 💧 None 💨 8 mph H 84%29.97 inHg

1:00 AM

Clear night

81° 💧 None 💨 8 mph H 86%29.94 inHg

2:00 AM

Clear night

81° 💧 None 💨 7 mph H 87%29.97 inHg

3:00 AM

Clear night

80° 💧 None 💨 5 mph H 89%29.94 inHg

4:00 AM

Clear night

79° 💧 None 💨 4 mph H 92%29.94 inHg

5:00 AM

Clear night

79° 💧 None 💨 4 mph H 94%29.94 inHg

6:00 AM

Clear night

79° 💧 None 💨 4 mph H 95%29.97 inHg

7:00 AM

Clear night

78° 💧 None 💨 5 mph H 96%29.97 inHg

8:00 AM

Sunny

80° 💧 None 💨 6 mph H 93%29.97 inHg

9:00 AM

Mostly sunny

84° 💧 None 💨 6 mph H 82%29.97 inHg

10:00 AM

Sunny

87° 💧 0.000 in 💨 6 mph H 72%29.97 inHg

11:00 AM

Mostly sunny

90° 💧 0.001 in 💨 7 mph H 63%30.00 inHg

12:00 PM

Mostly sunny

93° 💧 0.003 in 💨 10 mph H 56%30.00 inHg

1:00 PM

Thunderstorms

78° 💧 0.099 in 💨 9 mph H 94%30.03 inHg

2:00 PM

Light rain

83° 💧 0.019 in 💨 3 mph H 79%30.00 inHg

3:00 PM

Light rain

88° 💧 0.004 in 💨 6 mph H 67%29.97 inHg

4:00 PM

Mostly sunny

90° 💧 None 💨 5 mph H 60%29.94 inHg

5:00 PM

Mostly sunny

91° 💧 None 💨 6 mph H 56%29.91 inHg

6:00 PM

Partly cloudy

91° 💧 None 💨 9 mph H 56%29.91 inHg

7:00 PM

Sunny

88° 💧 None 💨 10 mph H 60%29.91 inHg

8:00 PM

Clear night

85° 💧 None 💨 10 mph H 70%29.94 inHg

9:00 PM

Clear night

83° 💧 None 💨 10 mph H 78%29.94 inHg

10:00 PM

Clear night

81° 💧 None 💨 9 mph H 82%29.97 inHg

11:00 PM

Clear night

80° 💧 None 💨 8 mph H 85%30.00 inHg

Monday

12:00 AM

Clear night

80° 💧 0.000 in 💨 8 mph H 87%30.00 inHg

1:00 AM

Clear night

79° 💧 None 💨 7 mph H 88%30.00 inHg

2:00 AM

Clear night

79° 💧 None 💨 6 mph H 89%30.00 inHg

3:00 AM

Clear night

79° 💧 None 💨 6 mph H 89%30.00 inHg

4:00 AM

Clear night

78° 💧 None 💨 4 mph H 90%30.00 inHg

5:00 AM

Clear night

78° 💧 None 💨 3 mph H 92%30.00 inHg

6:00 AM

Clear night

77° 💧 None 💨 3 mph H 93%30.00 inHg

7:00 AM

Clear night

77° 💧 None 💨 3 mph H 94%30.00 inHg

8:00 AM

Partly cloudy

79° 💧 None 💨 5 mph H 89%30.03 inHg

9:00 AM

Sunny

83° 💧 0.000 in 💨 5 mph H 80%30.03 inHg

10:00 AM

Sunny

87° 💧 0.002 in 💨 8 mph H 70%30.03 inHg

11:00 AM

Mostly sunny

89° 💧 0.003 in 💨 9 mph H 64%30.03 inHg

12:00 PM

Mostly sunny

92° 💧 0.003 in 💨 8 mph H 59%30.03 inHg

1:00 PM

Partly cloudy

93° 💧 0.003 in 💨 9 mph H 56%30.00 inHg

2:00 PM

Partly cloudy

92° 💧 0.002 in 💨 12 mph H 56%29.97 inHg

3:00 PM

Light thunderstorms

90° 💧 0.034 in 💨 9 mph H 63%29.94 inHg

4:00 PM

Light rain

93° 💧 0.005 in 💨 10 mph H 54%29.91 inHg

5:00 PM

Partly cloudy

93° 💧 0.001 in 💨 11 mph H 52%29.91 inHg

6:00 PM

Mostly sunny

89° 💧 0.001 in 💨 13 mph H 60%29.91 inHg

7:00 PM

Mostly sunny

87° 💧 None 💨 12 mph H 65%29.91 inHg

8:00 PM

Mostly clear night

84° 💧 None 💨 12 mph H 73%29.94 inHg

9:00 PM

Mostly clear night

83° 💧 None 💨 11 mph H 79%29.94 inHg

10:00 PM

Mostly clear night

82° 💧 None 💨 10 mph H 81%29.97 inHg

11:00 PM

Mostly clear night

81° 💧 None 💨 8 mph H 83%30.00 inHg

Tuesday

12:00 AM

Clear night

81° 💧 None 💨 7 mph H 84%30.00 inHg

1:00 AM

Clear night

80° 💧 None 💨 7 mph H 85%30.00 inHg

2:00 AM

Clear night

80° 💧 None 💨 6 mph H 86%30.00 inHg

3:00 AM

Clear night

79° 💧 None 💨 4 mph H 89%30.00 inHg

4:00 AM

Clear night

78° 💧 None 💨 4 mph H 91%30.00 inHg

5:00 AM

Clear night

78° 💧 None 💨 4 mph H 92%30.00 inHg

6:00 AM

Clear night

78° 💧 None 💨 4 mph H 93%30.00 inHg

7:00 AM

Clear night

77° 💧 None 💨 4 mph H 94%30.00 inHg

10:00 AM

Mostly sunny

87° 💧 None 💨 9 mph H 69%30.06 inHg

1:00 PM

Mostly sunny

95° 💧 None 💨 10 mph H 48%30.03 inHg

4:00 PM

Light rain

95° 💧 None 💨 12 mph H 48%29.97 inHg

7:00 PM

Mostly sunny

90° 💧 None 💨 13 mph H 55%29.97 inHg

10:00 PM

Mostly clear night

83° 💧 None 💨 11 mph H 78%30.03 inHg

Wednesday

1:00 AM

Mostly clear night

81° 💧 None 💨 6 mph H 87%30.09 inHg

4:00 AM

Partly cloudy night

78° 💧 None 💨 4 mph H 94%30.06 inHg

7:00 AM

Partly cloudy night

78° 💧 None 💨 6 mph H 94%30.09 inHg

10:00 AM

Sunny

86° 💧 None 💨 6 mph H 69%30.12 inHg

1:00 PM

Mostly sunny

94° 💧 None 💨 9 mph H 47%30.12 inHg

4:00 PM

Partly cloudy

96° 💧 None 💨 8 mph H 40%30.03 inHg

7:00 PM

Partly cloudy

89° 💧 None 💨 12 mph H 56%30.03 inHg

10:00 PM

Mostly cloudy night

85° 💧 None 💨 8 mph H 66%30.09 inHg

Thursday

1:00 AM

Overcast night

82° 💧 None 💨 5 mph H 79%30.12 inHg

4:00 AM

Partly cloudy night

80° 💧 None 💨 4 mph H 87%30.09 inHg

7:00 AM

Mostly clear night

79° 💧 None 💨 5 mph H 91%30.12 inHg

10:00 AM

Light rain

86° 💧 None 💨 9 mph H 71%30.15 inHg

1:00 PM

Light rain

94° 💧 None 💨 9 mph H 52%30.09 inHg

4:00 PM

Light rain

96° 💧 None 💨 11 mph H 45%30.03 inHg

7:00 PM

Mostly sunny

87° 💧 None 💨 11 mph H 64%30.03 inHg

10:00 PM

Mostly clear night

83° 💧 None 💨 9 mph H 73%30.06 inHg

Friday

1:00 AM

Clear night

80° 💧 None 💨 4 mph H 84%30.09 inHg

4:00 AM

Clear night

76° 💧 None 💨 4 mph H 90%30.06 inHg

7:00 AM

Clear night

74° 💧 None 💨 4 mph H 90%30.06 inHg

1:00 PM

Sunny

92° 💧 None 💨 8 mph H 42%30.06 inHg

7:00 PM

Sunny

92° 💧 None 💨 7 mph H 38%29.91 inHg

Saturday

1:00 AM

Clear night

79° 💧 None 💨 7 mph H 76%29.97 inHg

7:00 AM

Clear night

73° 💧 None 💨 2 mph H 93%29.97 inHg

1:00 PM

Sunny

93° 💧 None 💨 5 mph H 41%29.94 inHg

7:00 PM

Sunny

94° 💧 None 💨 9 mph H 34%29.80 inHg

Sunday

1:00 AM

Mostly clear night

79° 💧 None 💨 9 mph H 79%29.91 inHg

7:00 AM

Partly cloudy night

77° 💧 None 💨 4 mph H 90%29.91 inHg

1:00 PM

Sunny

95° 💧 None 💨 3 mph H 39%29.91 inHg

7:00 PM

Mostly cloudy

95° 💧 None 💨 4 mph H 32%29.80 inHg

Monday

1:00 AM

Clear night

81° 💧 None 💨 9 mph H 71%29.85 inHg

7:00 AM

Clear night

79° 💧 None 💨 5 mph H 71%29.88 inHg

1:00 PM

Light rain

84° 💧 None 💨 8 mph H 62%29.88 inHg

7:00 PM

Partly cloudy

79° 💧 None 💨 3 mph H 85%29.83 inHg

Tuesday

1:00 AM

Clear night

74° 💧 None 💨 2 mph H 95%29.88 inHg

7:00 AM

Clear night

71° 💧 None 💨 7 mph H 82%29.91 inHg

1:00 PM

Sunny

87° 💧 None 💨 10 mph H 43%29.91 inHg

7:00 PM

Mostly sunny

85° 💧 None 💨 9 mph H 38%29.83 inHg

Wednesday

1:00 AM

Clear night

74° 💧 None 💨 8 mph H 62%29.91 inHg

7:00 AM

Clear night

68° 💧 None 💨 5 mph H 79%29.94 inHg

1:00 PM

Sunny

86° 💧 None 💨 9 mph H 39%29.94 inHg

7:00 PM

Sunny

85° 💧 None 💨 8 mph H 35%29.85 inHg

Thursday

1:00 AM

Clear night

74° 💧 None 💨 5 mph H 59%29.94 inHg

7:00 AM

Clear night

68° 💧 None 💨 4 mph H 75%29.97 inHg

1:00 PM

Mostly sunny

87° 💧 None 💨 9 mph H 38%29.97 inHg

7:00 PM

Sunny

86° 💧 None 💨 13 mph H 36%29.88 inHg

Friday

1:00 AM

Partly cloudy night

76° 💧 None 💨 5 mph H 60%29.94 inHg

7:00 AM

Clear night

71° 💧 None 💨 6 mph H 74%29.97 inHg

1:00 PM

Partly cloudy

90° 💧 None 💨 11 mph H 35%29.97 inHg

7:00 PM

Mostly sunny

88° 💧 None 💨 10 mph H 35%29.91 inHg

Saturday

1:00 AM

Clear night

77° 💧 None 💨 8 mph H 53%30.00 inHg

7:00 AM

Mostly clear night

73° 💧 None 💨 9 mph H 67%30.03 inHg

1:00 PM

Mostly sunny

91° 💧 None 💨 11 mph H 36%30.03 inHg

7:00 PM

Mostly sunny

88° 💧 None 💨 14 mph H 33%29.97 inHg

Sunday

1:00 AM

Clear night

77° 💧 None 💨 9 mph H 54%30.03 inHg

7:00 AM

Clear night

72° 💧 None 💨 9 mph H 65%30.06 inHg

In Hallettsville and, more broadly, across the state of Texas: The late afternoon will feature clear skies, with temperatures remaining very hot, ranging from 85 to 96 degrees Fahrenheit. Winds will be moderate, blowing from the south at speeds up to 18 mph, with gusts reaching 26 mph. Expect the hot conditions to persist into the evening, with temperatures gradually cooling but staying above average. There is no precipitation expected throughout the evening hours. Residents should remain cautious about heat exposure and stay hydrated. The breeze from the south will help provide some relief, but the warmth will continue into the night, so outdoor activities should be planned accordingly. Weather conditions will remain stable, with clear skies and steady wind, making for a warm and dry evening.

15-Day Weather Outlook for Hallettsville

TomorrowTomorrow

Thunderstorms 93°/78° 💧 None 💨 11 mph

Monday, Sep 14Mon Sep 14

Light thunderstorms 93°/77° 💧 None 💨 13 mph

Tuesday, Sep 15Tue Sep 15

Light rain 95°/77° 💧 0.190 in 💨 12 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 96°/78° 💧 0.020 in 💨 13 mph

Thursday, Sep 17Thu Sep 17

Light rain 96°/79° 💧 0.058 in 💨 12 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 92°/74° 💧 0.048 in 💨 11 mph

Saturday, Sep 19Sat Sep 19

Sunny 93°/73° 💧 None 💨 7 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 95°/77° 💧 None 💨 9 mph

Monday, Sep 21Mon Sep 21

Light rain 95°/79° 💧 0.005 in 💨 9 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 87°/71° 💧 0.260 in 💨 10 mph

Wednesday, Sep 23Wed Sep 23

Mostly sunny 86°/68° 💧 None 💨 9 mph

Thursday, Sep 24Thu Sep 24

Mostly sunny 87°/68° 💧 None 💨 9 mph

Friday, Sep 25Fri Sep 25

Partly cloudy 90°/71° 💧 None 💨 13 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 91°/73° 💧 None 💨 11 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 88°/72° 💧 None 💨 14 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Hallettsville

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Hallettsville

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 6:00 PM

PM2.5 Fine particles Good 2,3µg/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 7,3µg/m³

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

O₃ Ozone Good 45,6µg/m³

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

NO₂ Nitrogen dioxide Good 0,6µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Hallettsville

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 9,6Very high 😊Good

Tomorrow UV 9,8Very high 😊Good

Monday UV 9,2Very high 😊Good

Tuesday UV 9,4Very high 😊Good

Wednesday UV 6,7High 😊Good

Thursday UV 7,0High —Unavailable

Friday UV 9,0Very high —Unavailable

Hourly UV index today

6:00 PMUV 1,0 7:00 PMUV 0,2

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.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Hallettsville

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · HALLETTSVILLE, TEXAS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 6:00 AM–7:00 AM.

95/100Best-hour score

BEST TIME TONIGHT 6:00 AM–7:00 AM Astronomical darkness: 8:56 PM–5:51 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 3% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 75° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min79%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Hallettsville were last refreshed today at 5:50 PM. The current forecast period extends through 14/09/2026 at 3:00 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.