What is the weather in Hahnville right now?

Current weather in Hahnville is scattered clouds.

Where can I find the hourly weather forecast for Hahnville?

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

Is the weather forecast for Hahnville updated regularly?

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

Now · 3:39 PM

Hahnville Weather & Hourly Forecast

United States · Louisiana · 70057

90°F

Partly cloudy

Feels like: 99°F

💧 Humidity 61% 🌡 Pressure 29.85 inHg 💨 Wind 2 mph 👁 Visibility 12.2 mi ☁ Clouds 38% ☀️ UV index 5.3 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Hahnville

Today

4:00 PM

Partly cloudy

90° 💧 0.023 in 💨 2 mph H 61%29.85 inHg

7:00 PM

Light rain

81° 💧 0.014 in 💨 5 mph H 92%29.85 inHg

10:00 PM

Mostly clear night

80° 💧 None 💨 5 mph H 93%29.91 inHg

Tomorrow

1:00 AM

Mostly clear night

79° 💧 None 💨 6 mph H 96%29.88 inHg

4:00 AM

Clear night

79° 💧 None 💨 6 mph H 96%29.88 inHg

7:00 AM

Sunny

78° 💧 None 💨 6 mph H 97%29.91 inHg

10:00 AM

Sunny

84° 💧 0.003 in 💨 6 mph H 83%29.91 inHg

1:00 PM

Light thunderstorms

91° 💧 0.053 in 💨 3 mph H 63%29.91 inHg

4:00 PM

Light thunderstorms

82° 💧 0.059 in 💨 5 mph H 86%29.88 inHg

7:00 PM

Sunny

81° 💧 None 💨 5 mph H 90%29.91 inHg

10:00 PM

Mostly cloudy night

79° 💧 0.000 in 💨 2 mph H 98%29.94 inHg

Tuesday

1:00 AM

Fog at night

77° 💧 0.001 in 💨 2 mph H 100%29.97 inHg

4:00 AM

Fog at night

77° 💧 0.002 in 💨 2 mph H 99%29.97 inHg

7:00 AM

Light thunderstorms

78° 💧 0.114 in 💨 6 mph H 95%30.00 inHg

10:00 AM

Mostly cloudy

82° 💧 0.028 in 💨 7 mph H 82%30.06 inHg

1:00 PM

Light thunderstorms

80° 💧 0.065 in 💨 5 mph H 85%30.09 inHg

Today

4:00 PM

Partly cloudy

90° 💧 0.000 in 💨 2 mph H 61%29.85 inHg

5:00 PM

Light thunderstorms

86° 💧 0.002 in 💨 6 mph H 69%29.85 inHg

6:00 PM

Light thunderstorms

83° 💧 0.020 in 💨 5 mph H 84%29.85 inHg

7:00 PM

Light rain

81° 💧 0.013 in 💨 5 mph H 92%29.85 inHg

8:00 PM

Mostly clear night

80° 💧 0.001 in 💨 5 mph H 95%29.85 inHg

9:00 PM

Mostly clear night

80° 💧 0.000 in 💨 4 mph H 94%29.88 inHg

10:00 PM

Mostly clear night

80° 💧 None 💨 5 mph H 93%29.91 inHg

11:00 PM

Clear night

80° 💧 None 💨 5 mph H 95%29.88 inHg

Tomorrow

12:00 AM

Clear night

79° 💧 None 💨 5 mph H 96%29.88 inHg

1:00 AM

Mostly clear night

79° 💧 None 💨 6 mph H 96%29.88 inHg

2:00 AM

Clear night

79° 💧 None 💨 6 mph H 96%29.88 inHg

3:00 AM

Clear night

79° 💧 None 💨 6 mph H 96%29.88 inHg

4:00 AM

Clear night

79° 💧 None 💨 6 mph H 96%29.88 inHg

5:00 AM

Clear night

79° 💧 None 💨 6 mph H 96%29.91 inHg

6:00 AM

Clear night

78° 💧 None 💨 6 mph H 96%29.91 inHg

7:00 AM

Sunny

78° 💧 None 💨 6 mph H 97%29.91 inHg

8:00 AM

Sunny

80° 💧 None 💨 7 mph H 94%29.94 inHg

9:00 AM

Sunny

82° 💧 None 💨 6 mph H 89%29.94 inHg

10:00 AM

Sunny

84° 💧 None 💨 6 mph H 83%29.91 inHg

11:00 AM

Sunny

88° 💧 None 💨 4 mph H 75%29.94 inHg

12:00 PM

Light thunderstorms

90° 💧 0.003 in 💨 3 mph H 68%29.94 inHg

1:00 PM

Light thunderstorms

91° 💧 0.004 in 💨 3 mph H 63%29.91 inHg

2:00 PM

Light thunderstorms

92° 💧 0.007 in 💨 3 mph H 61%29.91 inHg

3:00 PM

Light thunderstorms

85° 💧 0.042 in 💨 6 mph H 75%29.91 inHg

4:00 PM

Light thunderstorms

82° 💧 0.058 in 💨 5 mph H 86%29.88 inHg

5:00 PM

Mostly cloudy

82° 💧 0.001 in 💨 6 mph H 86%29.88 inHg

6:00 PM

Partly cloudy

82° 💧 None 💨 3 mph H 86%29.91 inHg

7:00 PM

Sunny

81° 💧 None 💨 5 mph H 90%29.91 inHg

8:00 PM

Clear night

80° 💧 None 💨 2 mph H 95%29.91 inHg

9:00 PM

Clear night

79° 💧 None 💨 2 mph H 96%29.94 inHg

10:00 PM

Mostly cloudy night

79° 💧 None 💨 2 mph H 98%29.94 inHg

11:00 PM

Fog at night

78° 💧 None 💨 2 mph H 99%29.97 inHg

Tuesday

12:00 AM

Fog at night

78° 💧 0.000 in 💨 3 mph H 99%29.97 inHg

1:00 AM

Fog at night

77° 💧 0.001 in 💨 2 mph H 100%29.97 inHg

2:00 AM

Fog at night

77° 💧 0.000 in 💨 1 mph H 100%29.97 inHg

3:00 AM

Fog at night

77° 💧 None 💨 2 mph H 100%29.97 inHg

4:00 AM

Fog at night

77° 💧 0.000 in 💨 2 mph H 99%29.97 inHg

5:00 AM

Fog at night

78° 💧 None 💨 3 mph H 100%29.97 inHg

6:00 AM

Fog at night

78° 💧 0.002 in 💨 3 mph H 99%29.97 inHg

7:00 AM

Light thunderstorms

78° 💧 0.044 in 💨 6 mph H 95%30.00 inHg

8:00 AM

Light thunderstorms

77° 💧 0.053 in 💨 4 mph H 95%30.03 inHg

9:00 AM

Light rain

79° 💧 0.017 in 💨 6 mph H 91%30.03 inHg

10:00 AM

Mostly cloudy

82° 💧 0.002 in 💨 7 mph H 82%30.06 inHg

11:00 AM

Partly cloudy

85° 💧 0.001 in 💨 6 mph H 76%30.06 inHg

12:00 PM

Light rain

83° 💧 0.025 in 💨 11 mph H 75%30.06 inHg

1:00 PM

Light thunderstorms

80° 💧 0.059 in 💨 5 mph H 85%30.09 inHg

2:00 PM

Light rain

83° 💧 0.005 in 💨 7 mph H 79%30.03 inHg

3:00 PM

Mostly cloudy

85° 💧 0.001 in 💨 8 mph H 74%30.03 inHg

4:00 PM

Light rain

85° 💧 0.005 in 💨 8 mph H 74%30.03 inHg

5:00 PM

Mostly cloudy

85° 💧 0.001 in 💨 8 mph H 72%30.00 inHg

6:00 PM

Mostly cloudy

84° 💧 0.001 in 💨 7 mph H 73%30.00 inHg

7:00 PM

Mostly cloudy

83° 💧 0.000 in 💨 6 mph H 78%30.00 inHg

8:00 PM

Partly cloudy night

81° 💧 0.000 in 💨 4 mph H 82%30.03 inHg

9:00 PM

Mostly clear night

81° 💧 0.000 in 💨 5 mph H 84%30.03 inHg

10:00 PM

Mostly clear night

80° 💧 0.000 in 💨 5 mph H 87%30.06 inHg

11:00 PM

Clear night

79° 💧 None 💨 4 mph H 89%30.06 inHg

Wednesday

12:00 AM

Mostly clear night

79° 💧 None 💨 5 mph H 89%30.03 inHg

1:00 AM

Mostly clear night

79° 💧 None 💨 4 mph H 90%30.03 inHg

2:00 AM

Clear night

79° 💧 None 💨 4 mph H 90%30.03 inHg

3:00 AM

Mostly clear night

79° 💧 None 💨 4 mph H 90%30.03 inHg

4:00 AM

Mostly cloudy night

79° 💧 0.000 in 💨 4 mph H 90%30.03 inHg

5:00 AM

Light rain

78° 💧 0.014 in 💨 6 mph H 90%30.03 inHg

6:00 AM

Light thunderstorms

77° 💧 0.040 in 💨 5 mph H 93%30.06 inHg

7:00 AM

Light thunderstorms

77° 💧 0.015 in 💨 3 mph H 96%30.06 inHg

10:00 AM

Mostly cloudy

79° 💧 None 💨 6 mph H 88%30.09 inHg

1:00 PM

Overcast

83° 💧 None 💨 7 mph H 80%30.09 inHg

4:00 PM

Light rain

79° 💧 None 💨 6 mph H 92%30.03 inHg

7:00 PM

Overcast

79° 💧 None 💨 1 mph H 93%30.00 inHg

10:00 PM

Mostly cloudy night

77° 💧 None 💨 2 mph H 97%30.03 inHg

Thursday

1:00 AM

Mostly clear night

76° 💧 None 💨 2 mph H 98%30.00 inHg

4:00 AM

Light rain

76° 💧 None 💨 3 mph H 98%30.00 inHg

7:00 AM

Light thunderstorms

74° 💧 None 💨 5 mph H 99%30.03 inHg

10:00 AM

Overcast

79° 💧 None 💨 3 mph H 87%30.03 inHg

1:00 PM

Overcast

84° 💧 None 💨 3 mph H 75%29.97 inHg

4:00 PM

Moderate rain

84° 💧 None 💨 3 mph H 77%29.91 inHg

7:00 PM

Partly cloudy

79° 💧 None 💨 3 mph H 95%29.91 inHg

10:00 PM

Partly cloudy night

78° 💧 None 💨 1 mph H 97%29.94 inHg

Friday

1:00 AM

Mostly cloudy night

77° 💧 None 💨 3 mph H 98%29.91 inHg

4:00 AM

Overcast night

76° 💧 None 💨 2 mph H 97%29.91 inHg

7:00 AM

Light rain

75° 💧 None 💨 3 mph H 99%29.94 inHg

10:00 AM

Overcast

81° 💧 None 💨 4 mph H 89%29.94 inHg

1:00 PM

Mostly cloudy

86° 💧 None 💨 4 mph H 74%29.91 inHg

4:00 PM

Light rain

87° 💧 None 💨 4 mph H 68%29.85 inHg

7:00 PM

Partly cloudy

80° 💧 None 💨 2 mph H 94%29.85 inHg

10:00 PM

Mostly clear night

79° 💧 None 💨 1 mph H 96%29.91 inHg

Saturday

1:00 AM

Partly cloudy night

77° 💧 None 💨 3 mph H 99%29.88 inHg

4:00 AM

Mostly clear night

77° 💧 None 💨 3 mph H 97%29.91 inHg

7:00 AM

Mostly cloudy

77° 💧 None 💨 8 mph H 98%29.94 inHg

1:00 PM

Overcast

88° 💧 None 💨 2 mph H 69%29.97 inHg

7:00 PM

Overcast

82° 💧 None 💨 2 mph H 91%29.94 inHg

Sunday

1:00 AM

Mostly clear night

78° 💧 None 💨 2 mph H 99%30.00 inHg

7:00 AM

Overcast

77° 💧 None 💨 1 mph H 99%30.03 inHg

1:00 PM

Partly cloudy

87° 💧 None 💨 3 mph H 72%30.03 inHg

7:00 PM

Mostly sunny

81° 💧 None 💨 4 mph H 90%30.00 inHg

Monday

1:00 AM

Mostly cloudy night

77° 💧 None 💨 1 mph H 99%30.03 inHg

7:00 AM

Partly cloudy

77° 💧 None 💨 2 mph H 97%30.06 inHg

1:00 PM

Mostly cloudy

88° 💧 None 💨 4 mph H 68%30.03 inHg

7:00 PM

Mostly sunny

80° 💧 None 💨 2 mph H 91%30.00 inHg

Tuesday

1:00 AM

Clear night

77° 💧 None 💨 1 mph H 95%30.00 inHg

7:00 AM

Sunny

77° 💧 None 💨 2 mph H 98%30.06 inHg

1:00 PM

Overcast

89° 💧 None 💨 4 mph H 68%30.09 inHg

7:00 PM

Light rain

82° 💧 None 💨 6 mph H 84%30.06 inHg

Wednesday

1:00 AM

Mostly clear night

77° 💧 None 💨 2 mph H 97%30.09 inHg

7:00 AM

Partly cloudy

77° 💧 None 💨 4 mph H 97%30.12 inHg

1:00 PM

Partly cloudy

88° 💧 None 💨 7 mph H 67%30.12 inHg

7:00 PM

Overcast

82° 💧 None 💨 3 mph H 87%30.06 inHg

Thursday

1:00 AM

Clear night

80° 💧 None 💨 2 mph H 92%30.09 inHg

7:00 AM

Sunny

79° 💧 None 💨 8 mph H 91%30.09 inHg

1:00 PM

Mostly sunny

88° 💧 None 💨 11 mph H 66%30.09 inHg

7:00 PM

Mostly sunny

81° 💧 None 💨 7 mph H 83%30.03 inHg

Friday

1:00 AM

Mostly clear night

79° 💧 None 💨 4 mph H 91%30.03 inHg

7:00 AM

Sunny

78° 💧 None 💨 4 mph H 98%30.00 inHg

1:00 PM

Sunny

90° 💧 None 💨 5 mph H 56%30.00 inHg

7:00 PM

Mostly sunny

80° 💧 None 💨 1 mph H 95%29.94 inHg

Saturday

1:00 AM

Clear night

78° 💧 None 💨 6 mph H 96%29.91 inHg

7:00 AM

Sunny

76° 💧 None 💨 12 mph H 55%29.94 inHg

1:00 PM

Sunny

82° 💧 None 💨 11 mph H 44%30.00 inHg

7:00 PM

Sunny

80° 💧 None 💨 12 mph H 45%29.91 inHg

Sunday

1:00 AM

Clear night

72° 💧 None 💨 9 mph H 57%30.00 inHg

7:00 AM

Sunny

66° 💧 None 💨 8 mph H 56%30.00 inHg

1:00 PM

Sunny

76° 💧 None 💨 8 mph H 44%30.03 inHg

7:00 PM

Sunny

73° 💧 None 💨 3 mph H 56%29.97 inHg

Monday

1:00 AM

Mostly clear night

70° 💧 None 💨 1 mph H 78%30.00 inHg

7:00 AM

Sunny

71° 💧 None 💨 11 mph H 70%30.03 inHg

In Hahnville and, more broadly, across the state of Louisiana: As the afternoon winds down, expect mostly sunny skies with just a few clouds drifting through. Temperatures will remain warm, ranging from the mid-70s to low 90s, so it will still feel quite hot as evening approaches. A slight chance of rain remains, with a potential accumulation of around 0.01 inches, and the likelihood of precipitation is around 20%. Winds will be gentle, coming from the southwest at no more than 6 mph, with gusts up to 8 mph. Overall, expect a warm and mostly clear evening with mild breezes, and only a minimal chance of light showers.

15-Day Weather Outlook for Hahnville

TomorrowTomorrow

Light thunderstorms 92°/78° 💧 None 💨 7 mph

Tuesday, Sep 8Tue Sep 8

Light thunderstorms 85°/77° 💧 None 💨 11 mph

Wednesday, Sep 9Wed Sep 9

Light thunderstorms 83°/77° 💧 0.668 in 💨 7 mph

Thursday, Sep 10Thu Sep 10

Light thunderstorms 84°/74° 💧 0.211 in 💨 5 mph

Friday, Sep 11Fri Sep 11

Light rain 87°/75° 💧 0.125 in 💨 4 mph

Saturday, Sep 12Sat Sep 12

Mostly cloudy 88°/77° 💧 0.042 in 💨 8 mph

Sunday, Sep 13Sun Sep 13

Partly cloudy 87°/77° 💧 0.062 in 💨 3 mph

Monday, Sep 14Mon Sep 14

Mostly cloudy 88°/77° 💧 0.039 in 💨 4 mph

Tuesday, Sep 15Tue Sep 15

Overcast 89°/77° 💧 0.055 in 💨 4 mph

Wednesday, Sep 16Wed Sep 16

Light rain 88°/77° 💧 0.065 in 💨 7 mph

Thursday, Sep 17Thu Sep 17

Overcast 88°/79° 💧 0.020 in 💨 11 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 90°/78° 💧 0.041 in 💨 7 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 82°/76° 💧 0.149 in 💨 12 mph

Sunday, Sep 20Sun Sep 20

Sunny 80°/66° 💧 None 💨 12 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 73°/70° 💧 0.001 in 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Hahnville

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Hahnville

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 4:00 PM

PM2.5 Fine particles Good 0,7µg/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 1,1µg/m³

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

O₃ Ozone Good 48,2µg/m³

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

NO₂ Nitrogen dioxide Good 0,1µg/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 Hahnville

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 10,2Very high 😊Good

Tomorrow UV 9,6Very high 🙂Fair

Tuesday UV 9,0Very high 🙂Fair

Wednesday UV 8,8Very high 🙂Fair

Thursday UV 8,0Very high 😊Good

Friday UV 8,0Very high —Unavailable

Saturday UV 7,0High —Unavailable

Hourly UV index today

4:00 PMUV 2,3 5:00 PMUV 1,3 6:00 PMUV 0,5 7:00 PMUV 0,0

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 Hahnville

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · HAHNVILLE, LOUISIANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

93/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:39 PM–5:20 AM

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

☾ Moonlight 21% Waning Crescent · Moon about 25° above the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 80° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min74%

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 Hahnville were last refreshed today at 3:39 PM. The current forecast period extends through 08/09/2026 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.