New York, NY 72° Los Angeles, CA 66° Chicago, IL 64° 🌤️ Houston, TX 🌤️ Miami, FL 🌤️ Phoenix, AZ Seattle, WA 58° Denver, CO 73° 🌤️ Toronto, ON Vancouver, BC 58°
WeatherLiveIdahoKetchum

Ketchum, ID Weather (83353)

Current WeatherKetchum · 7:25 AM MDT
76° | 52°
53°F
Feels like 49°
Mostly cloudy
WindNE 5 mph · Gusts 12 mph
Precip7% · –
Humidity53% · Dew point 36°
UV index6 High
Air Quality17 Good
Pressure30.12 inHg
Visibility6 mi
Sunrise / Sunset6:45 AM · 8:37 PM · 13h 52m

Weather map — Ketchum

Full radar →
Now
53°
13%
5 mph
08:00
58°
10%
3 mph
09:00
64°
10%
0 mph
10:00
68°
8%
5 mph
11:00
70°
9%
7 mph
12:00
72°
9%
9 mph
13:00
74°
9%
11 mph
14:00
75°
9%
13 mph
15:00
76°
9%
15 mph
16:00
76°
9%
16 mph
17:00
74°
9%
17 mph
18:00
72°
9%
15 mph
19:00
70°
9%
12 mph
20:00
65°
9%
7 mph
21:00
58°
9%
4 mph
22:00
56°
1%
7 mph
23:00
55°
7%
8 mph
00:00
55°
9%
9 mph
01:00
55°
10%
9 mph
02:00
55°
10%
7 mph
03:00
55°
10%
7 mph
04:00
55°
10%
6 mph
05:00
53°
1%
4 mph
06:00
53°
4%
4 mph

Today · Tue 8/18

High 76°
7% / –

Mostly cloudy. Winds W at 17 mph.

Overnight · Tue 8/18

Low 58°
— / –

Mostly cloudy.

Tomorrow · Wed 8/19

78° | 53°
4% / –

Mostly cloudy. Winds NW at 12 mph.

7-day trend

Ketchum · temperature + precipitation

10-day forecast

Updated 7:25 AM

Details & indices

Wind
5 mph NE
Gusts 12 mph
Humidity
53%
Dew point 36°
Pressure
30.12 inHg
Rising
UV index
6 — High
High today
Air Quality
Good
AQI 17 · US EPA
Allergy
Very high
Grass
Visibility
6 mi
Clear view
Allergy — Ketchum

🌿 Conditions right now

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

Sun & moon

Sunrise6:45 AM
Sunset8:37 PM
Length of day13h 52m
Moonrise1:39 PM
Moonset11:05 PM
Next full moonAug 27 Sturgeon Moon
Latitude43.6807°N
Longitude-114.3637°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}}
🌤️
Boise
Data sources · Tuesday, August 18
Where the Ketchum 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: 43.6807°N, -114.3637°.
NBM + global weather models
Updated: 7:25 AM
ZIP codes in Ketchum
📮
83227
Ketchum
📮
83251
Ketchum
📮
83278
Ketchum
📮
83340
Ketchum
📮
83353
Ketchum
📮
83601
Ketchum
Weather in Ketchum
Ketchum's outlook: warmest day near 85° (Friday), coldest night about 51° (Wednesday). Models drop roughly 0.41 in of precipitation across the stretch — watch Wednesday (63%). Expect a blustery spell — gusts near 25 mph on Friday. No active NWS alerts at the moment — quiet on the hazards front. Right now Ketchum is about 40° cooler than nearby Twin Falls. Longer view: mountain climate — intense sun, cool nights and snow well beyond 'winter'.
Ketchum, ID · Elev 5,853 ft · 43.68°N, 114.36°W · Idaho · 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: 7:25 AM