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WeatherLive › Louisiana › Donaldsonville

Donaldsonville, LA Weather (70346)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherDonaldsonville · 12:07 PM CDT
101° | 74°
98°F
Feels like 113°
Sunny
WindS 3 mph · Gusts 3 mph
Precip5% · –
Humidity55% · Dew point 80°
UV index11 Very high
Air Quality72 Moderate
Pressure30.15 inHg
Visibility6 mi
Sunrise / Sunset6:30 AM · 7:46 PM · 13h 16m

Weather map — Donaldsonville

Full radar →
Now
98°
2%
3 mph
13:00
100°
2%
4 mph
14:00
101°
2%
4 mph
15:00
101°
1%
4 mph
16:00
101°
1%
4 mph
17:00
97°
1%
5 mph
18:00
95°
1%
7 mph
19:00
88°
3%
10 mph
20:00
83°
5%
8 mph
21:00
80°
8%
7 mph
22:00
79°
10%
6 mph
23:00
78°
11%
6 mph
00:00
78°
12%
5 mph
01:00
78°
13%
5 mph
02:00
77°
13%
5 mph
03:00
77°
15%
4 mph
04:00
77°
15%
4 mph
05:00
77°
15%
4 mph
06:00
76°
15%
3 mph
07:00
77°
15%
3 mph
08:00
81°
11%
3 mph
09:00
85°
7%
3 mph
10:00
88°
4%
4 mph
11:00
91°
3%
4 mph

Today · Fri 8/14

High 101°
5% / –

Sunny. Winds SW at 10 mph.

Tonight · Fri 8/14

Low 76°
8% / –

Sunny. Winds SW at 7 mph.

Tomorrow · Sat 8/15

98° | 76°
57% / 0.04 in

Sunny. Winds S at 7 mph.

7-day trend

Donaldsonville · temperature + precipitation

10-day forecast

Updated 12:07 PM

Details & indices

Wind
3 mph S
Gusts 3 mph
Humidity
55%
Dew point 80°
Pressure
30.15 inHg
Rising
UV index
11 — Very high
High today
Air Quality
Moderate
AQI 72 · US EPA
Allergy
None detected
—
Visibility
6 mi
Clear view
Allergy — Donaldsonville

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
None
Ragweed
None

Sun & moon

Sunrise6:30 AM
Sunset7:46 PM
Length of day13h 16m
Moonrise8:28 AM
Moonset9:02 PM
Moon phase🌒 Waxing Crescent · 5%
Next full moonAug 27 Sturgeon Moon
Latitude30.1011°N
Longitude-90.9941°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
🌤️
New Orleans
—
— 🌤️
Baton Rouge
—
— 🌤️
Shreveport
—
—
Data sources · Friday, August 14
Where the Donaldsonville forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 30.1011°N, -90.9941°.
NBM + global weather models
Updated: 12:07 PM
Weather in Donaldsonville
Over the next 10 days Donaldsonville tops out around 101° (Friday) and dips to 72° on the coolest night (Sunday). About 2.0 in of precipitation is expected in total; the most likely wet day is Sunday (76% chance). Expect a blustery spell — gusts near 33 mph on Sunday. No active NWS alerts at the moment — quiet on the hazards front. Right now Donaldsonville is running about 21° warmer than Lafayette. Longer view: humid-subtropical — long summers, mild winters, spring storm season.
Donaldsonville, LA · Elev 23 ft · 30.10°N, 90.99°W · Louisiana · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 12:07 PM