New York, NY 80° Los Angeles, CA 87° 🌤️ Chicago, IL 🌤️ Houston, TX Miami, FL 87° Phoenix, AZ 118° 🌤️ Seattle, WA 🌤️ Denver, CO 🌤️ Toronto, ON 🌤️ Vancouver, BC
WeatherLiveSouth DakotaYankton

Yankton, SD Weather (57078)

Current WeatherYankton · 6:58 PM CDT
88° | 60°
86°F
Feels like 88°
Mostly cloudy
WindSE 3 mph · Gusts 9 mph
Precip7% · –
Humidity51% · Dew point 66°
UV index8 High
Air Quality39 Good
Pressure29.83 inHg
Visibility1 mi
Sunrise / Sunset6:38 AM · 8:29 PM · 13h 51m

Weather map — Yankton

Full radar →
Now
86°
14%
3 mph
19:00
85°
13%
18 mph
20:00
82°
4%
10 mph
21:00
78°
8%
15 mph
22:00
77°
6%
13 mph
23:00
76°
21%
8 mph
00:00
74°
22%
5 mph
01:00
72°
0.07 in
2 mph
02:00
70°
0.07 in
4 mph
03:00
68°
0.07 in
1 mph
04:00
69°
0.09 in
5 mph
05:00
69°
0.10 in
9 mph
06:00
69°
0.10 in
6 mph
07:00
69°
15%
5 mph
08:00
68°
23%
3 mph
09:00
68°
12%
3 mph
10:00
72°
8%
6 mph
11:00
76°
15%
9 mph
12:00
78°
14%
11 mph
13:00
78°
14%
8 mph
14:00
80°
13%
7 mph
15:00
81°
12%
6 mph
16:00
82°
12%
5 mph
17:00
81°
13%
7 mph

Today · Mon 8/17

High 88°
7% / –

Sunny. Winds N at 18 mph.

Tonight · Mon 8/17

Low 68°
8% / –

Partly cloudy. Winds SE at 15 mph.

Tomorrow · Tue 8/18

82° | 68°
81% / 0.49 in

Thunderstorms. Winds SW at 11 mph.

7-day trend

Yankton · temperature + precipitation

10-day forecast

Updated 6:58 PM

Details & indices

Wind
3 mph SE
Gusts 9 mph
Humidity
51%
Dew point 66°
Pressure
29.83 inHg
Falling
UV index
8 — High
High today
Air Quality
Good
AQI 39 · US EPA
Allergy
Very high
Ragweed
Visibility
1 mi
Reduced
Allergy — Yankton

🌿 Conditions right now

View all →
Birch
None
Grass
High
Oak
None
Alder
None
Hazel
None
Mugwort
High
Ragweed
Very high

Sun & moon

Sunrise6:38 AM
Sunset8:29 PM
Length of day13h 51m
Moonrise12:18 PM
Moonset10:33 PM
Next full moonAug 27 Sturgeon Moon
Latitude42.8711°N
Longitude-97.3973°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}}
🌤️
Sioux Falls
Data sources · Monday, August 17
Where the Yankton 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: 42.8711°N, -97.3973°.
NBM + global weather models
Updated: 6:58 PM
ZIP codes in Yankton
📮
57031
Yankton
📮
57037
Yankton
📮
57040
Yankton
📮
57045
Yankton
📮
57046
Yankton
📮
57067
Yankton
📮
57072
Yankton
📮
57078
Yankton
Weather in Yankton
Yankton's outlook: warmest day near 95° (Monday), coldest night about 60° (Monday). Roughly 0.99 in of rain falls over the period, with Tuesday the most likely wet day (81%). Wind is the one to watch: gusts to 30 mph around Friday. The NWS alert board for this area is currently clear. Right now Yankton is running about 16° warmer than Omaha. Longer view: four full seasons with serious winter and real summer heat.
Yankton, SD · Elev 1,207 ft · 42.87°N, 97.40°W · South Dakota · 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: 6:58 PM