Current Weather Forecast for Donaldsonville

LA 70346  |   12:34am

Weather Conditions

74°

Feels Like 74°

Partly Cloudy

82° 86°

0

UV Index

Good

Air Quality

SSW 0 mph

Wind

0 in

rain

Tonight

Sun 8/2

72°

Lowest Temperature

2%

Partly cloudy. Low 72F. Winds light and variable.

Tomorrow

Mon 8/3

93°

Highest Temperature

11%

Sunshine and some clouds. High 93F. Winds light and variable.

Tomorrow night

Mon 8/3

73°

Lowest Temperature

7%

Partly cloudy skies. Low 73F. Winds light and variable.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Donaldsonville

Hourly Weather Forecast & Temperature

1AM

2%

74°

Feels Like 74°

Partly Cloudy

N 0 mph

Wind

1011 mb

Pressure

95%

Humidity

0

UV Index

10mi

Visibility

32%

Cloud Cover

2AM

2%

73°

Feels Like 73°

Mostly Clear

N 0 mph

Wind

1011 mb

Pressure

98%

Humidity

0

UV Index

10mi

Visibility

27%

Cloud Cover

3AM

2%

73°

Feels Like 73°

Mostly Clear

N 0 mph

Wind

1011 mb

Pressure

97%

Humidity

0

UV Index

10mi

Visibility

25%

Cloud Cover

4AM

2%

74°

Feels Like 74°

Clear

N 0 mph

Wind

1011 mb

Pressure

88%

Humidity

0

UV Index

10mi

Visibility

13%

Cloud Cover

5AM

2%

73°

Feels Like 73°

Clear

N 0 mph

Wind

1011 mb

Pressure

90%

Humidity

0

UV Index

10mi

Visibility

12%

Cloud Cover

6AM

2%

73°

Feels Like 73°

Clear

NE 0 mph

Wind

1011 mb

Pressure

91%

Humidity

0

UV Index

10mi

Visibility

9%

Cloud Cover

7AM

3%

74°

Feels Like 74°

Sunny

NE 0 mph

Wind

1012 mb

Pressure

91%

Humidity

0

UV Index

10mi

Visibility

12%

Cloud Cover

8AM

5%

77°

Feels Like 82°

Sunny

NNE 1 mph

Wind

1012 mb

Pressure

85%

Humidity

1

UV Index

10mi

Visibility

13%

Cloud Cover

9AM

11%

82°

Feels Like 88°

Sunny

NNE 2 mph

Wind

1013 mb

Pressure

75%

Humidity

2

UV Index

10mi

Visibility

13%

Cloud Cover

10AM

11%

85°

Feels Like 92°

Sunny

N 3 mph

Wind

1013 mb

Pressure

65%

Humidity

5

UV Index

10mi

Visibility

13%

Cloud Cover

11AM

4%

87°

Feels Like 94°

Sunny

NW 3 mph

Wind

1013 mb

Pressure

61%

Humidity

8

UV Index

10mi

Visibility

14%

Cloud Cover

12PM

3%

88°

Feels Like 96°

Mostly Sunny

NW 4 mph

Wind

1013 mb

Pressure

57%

Humidity

10

UV Index

10mi

Visibility

20%

Cloud Cover

Sun 8/2

Sun

2%

82°

86°

Partly cloudy. Lows overnight in the low 70s.

79°

Feels Like

N 0 mph

Wind

94%

Humidity

0

UV Index

6:23 AM

Sunrise

7:56 PM

Sunset

Mon 8/3

Mon

11%

73°

88°

Plenty of sun. Highs in the low 90s and lows in the low 70s.

99°

Feels Like

NNW 6 mph

Wind

62%

Humidity

11

UV Index

6:24 AM

Sunrise

7:55 PM

Sunset

Tue 8/4

Tue

6%

72°

93°

A few clouds. Highs in the mid 90s and lows in the low 70s.

100°

Feels Like

NW 4 mph

Wind

60%

Humidity

11

UV Index

6:24 AM

Sunrise

7:54 PM

Sunset

Wed 8/5

Wed

19%

73°

94°

A few clouds. Highs in the mid 90s and lows in the mid 70s.

101°

Feels Like

SW 5 mph

Wind

62%

Humidity

11

UV Index

6:25 AM

Sunrise

7:54 PM

Sunset

Thu 8/6

Thu

33%

73°

94°

Showers possible in the afternoon. Highs in the low 90s and lows in the mid 70s.

102°

Feels Like

SSE 5 mph

Wind

68%

Humidity

11

UV Index

6:26 AM

Sunrise

7:53 PM

Sunset

Fri 8/7

Fri

34%

75°

93°

Partly cloudy with a stray thunderstorm. Highs in the low 90s and lows in the mid 70s.

103°

Feels Like

ESE 5 mph

Wind

69%

Humidity

11

UV Index

6:26 AM

Sunrise

7:52 PM

Sunset

Sat 8/8

Sat

48%

74°

93°

Afternoon thunderstorms. Highs in the low 90s and lows in the mid 70s.

102°

Feels Like

E 6 mph

Wind

71%

Humidity

11

UV Index

6:27 AM

Sunrise

7:51 PM

Sunset

Sun 8/9

Sun

49%

75°

92°

Scattered thunderstorms possible. Highs in the low 90s and lows in the mid 70s.

102°

Feels Like

SE 6 mph

Wind

72%

Humidity

11

UV Index

6:28 AM

Sunrise

7:50 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?

• 3090 Highway 18 W, Donaldsonville, LA 70346
• 2007 E Bayou Rd, Donaldsonville, LA 70346
• 1104 Maginnis St, Donaldsonville, LA 70346

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

Latest Stories from Louisiana

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.

Bryan Norcross: Disorganized Bertha charging toward Texas on its last day

Bertha is stretched out and ugly, but the National Hurricane Center is still classifying it as a tropical storm.

Load More Stories