What is the weather in Ketchum right now?

Current weather in Ketchum is clear sky.

Where can I find the hourly weather forecast for Ketchum?

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

Is the weather forecast for Ketchum updated regularly?

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

Now · 6:13 AM

Ketchum Weather & Hourly Forecast

United States · Idaho · 83340

35°F

Clear night

Feels like: 30°F

💧 Humidity 93% 🌡 Pressure 30.09 inHg 💨 Wind 3 mph 👁 Visibility 8.2 mi ☁ Clouds 2% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:24 AM 🌇 Sunset 7:34 PM

Hourly Forecast for Ketchum

Today

7:00 AM

Clear night

34° 💧 None 💨 3 mph H 94%30.09 inHg

10:00 AM

Sunny

52° 💧 0.001 in 💨 2 mph H 73%30.12 inHg

1:00 PM

Sunny

62° 💧 0.000 in 💨 4 mph H 36%30.09 inHg

4:00 PM

Partly cloudy

63° 💧 0.001 in 💨 7 mph H 36%30.06 inHg

7:00 PM

Mostly sunny

56° 💧 None 💨 4 mph H 58%30.09 inHg

10:00 PM

Mostly clear night

45° 💧 None 💨 2 mph H 78%30.12 inHg

Tomorrow

1:00 AM

Clear night

39° 💧 None 💨 3 mph H 87%30.15 inHg

4:00 AM

Clear night

39° 💧 None 💨 4 mph H 85%30.18 inHg

7:00 AM

Clear night

39° 💧 None 💨 3 mph H 80%30.15 inHg

10:00 AM

Sunny

57° 💧 None 💨 1 mph H 45%30.15 inHg

1:00 PM

Mostly sunny

65° 💧 None 💨 7 mph H 35%30.09 inHg

4:00 PM

Sunny

66° 💧 None 💨 7 mph H 32%30.03 inHg

7:00 PM

Sunny

58° 💧 None 💨 3 mph H 53%30.00 inHg

10:00 PM

Clear night

48° 💧 None 💨 2 mph H 66%30.03 inHg

Friday

1:00 AM

Clear night

42° 💧 None 💨 2 mph H 74%30.00 inHg

4:00 AM

Clear night

41° 💧 None 💨 3 mph H 68%29.97 inHg

Today

7:00 AM

Clear night

34° 💧 None 💨 3 mph H 94%30.09 inHg

8:00 AM

Sunny

35° 💧 None 💨 4 mph H 95%30.12 inHg

9:00 AM

Sunny

42° 💧 None 💨 4 mph H 93%30.12 inHg

10:00 AM

Sunny

52° 💧 None 💨 2 mph H 73%30.12 inHg

11:00 AM

Sunny

58° 💧 None 💨 1 mph H 49%30.12 inHg

12:00 PM

Sunny

61° 💧 0.001 in 💨 3 mph H 40%30.09 inHg

1:00 PM

Sunny

62° 💧 None 💨 4 mph H 36%30.09 inHg

2:00 PM

Sunny

63° 💧 0.000 in 💨 6 mph H 35%30.06 inHg

3:00 PM

Sunny

64° 💧 None 💨 7 mph H 35%30.06 inHg

4:00 PM

Partly cloudy

63° 💧 None 💨 7 mph H 36%30.06 inHg

5:00 PM

Mostly sunny

61° 💧 0.001 in 💨 8 mph H 45%30.06 inHg

6:00 PM

Partly cloudy

60° 💧 None 💨 7 mph H 48%30.06 inHg

7:00 PM

Mostly sunny

56° 💧 None 💨 4 mph H 58%30.09 inHg

8:00 PM

Mostly cloudy night

50° 💧 None 💨 2 mph H 67%30.12 inHg

9:00 PM

Partly cloudy night

48° 💧 None 💨 2 mph H 72%30.12 inHg

10:00 PM

Mostly clear night

45° 💧 None 💨 2 mph H 78%30.12 inHg

11:00 PM

Mostly clear night

42° 💧 None 💨 2 mph H 83%30.15 inHg

Tomorrow

12:00 AM

Mostly clear night

40° 💧 None 💨 3 mph H 87%30.15 inHg

1:00 AM

Clear night

39° 💧 None 💨 3 mph H 87%30.15 inHg

2:00 AM

Clear night

39° 💧 None 💨 3 mph H 86%30.15 inHg

3:00 AM

Clear night

39° 💧 None 💨 3 mph H 85%30.18 inHg

4:00 AM

Clear night

39° 💧 None 💨 4 mph H 85%30.18 inHg

5:00 AM

Clear night

39° 💧 None 💨 4 mph H 83%30.15 inHg

6:00 AM

Clear night

39° 💧 None 💨 3 mph H 81%30.15 inHg

7:00 AM

Clear night

39° 💧 None 💨 3 mph H 80%30.15 inHg

8:00 AM

Sunny

40° 💧 None 💨 3 mph H 77%30.15 inHg

9:00 AM

Sunny

48° 💧 None 💨 3 mph H 67%30.15 inHg

10:00 AM

Sunny

57° 💧 None 💨 1 mph H 45%30.15 inHg

11:00 AM

Sunny

60° 💧 None 💨 3 mph H 39%30.15 inHg

12:00 PM

Mostly sunny

63° 💧 None 💨 6 mph H 36%30.12 inHg

1:00 PM

Mostly sunny

65° 💧 None 💨 7 mph H 35%30.09 inHg

2:00 PM

Mostly sunny

66° 💧 None 💨 8 mph H 34%30.06 inHg

3:00 PM

Mostly sunny

66° 💧 None 💨 7 mph H 32%30.03 inHg

4:00 PM

Sunny

66° 💧 None 💨 7 mph H 32%30.03 inHg

5:00 PM

Sunny

65° 💧 None 💨 6 mph H 33%30.00 inHg

6:00 PM

Sunny

64° 💧 None 💨 5 mph H 37%30.00 inHg

7:00 PM

Sunny

58° 💧 None 💨 3 mph H 53%30.00 inHg

8:00 PM

Clear night

54° 💧 None 💨 1 mph H 55%30.00 inHg

9:00 PM

Clear night

51° 💧 None 💨 2 mph H 60%30.03 inHg

10:00 PM

Clear night

48° 💧 None 💨 2 mph H 66%30.03 inHg

11:00 PM

Clear night

45° 💧 None 💨 2 mph H 71%30.00 inHg

Friday

12:00 AM

Clear night

43° 💧 None 💨 2 mph H 75%30.00 inHg

1:00 AM

Clear night

42° 💧 None 💨 2 mph H 74%30.00 inHg

2:00 AM

Clear night

42° 💧 None 💨 2 mph H 71%30.00 inHg

3:00 AM

Clear night

42° 💧 None 💨 2 mph H 68%30.00 inHg

4:00 AM

Clear night

41° 💧 None 💨 3 mph H 68%29.97 inHg

5:00 AM

Clear night

40° 💧 None 💨 4 mph H 71%29.97 inHg

6:00 AM

Mostly clear night

40° 💧 None 💨 3 mph H 71%29.94 inHg

7:00 AM

Partly cloudy night

40° 💧 None 💨 3 mph H 69%29.94 inHg

8:00 AM

Mostly sunny

41° 💧 None 💨 2 mph H 65%29.94 inHg

9:00 AM

Partly cloudy

50° 💧 None 💨 2 mph H 57%29.94 inHg

10:00 AM

Mostly sunny

58° 💧 None 💨 2 mph H 37%29.94 inHg

11:00 AM

Sunny

61° 💧 None 💨 6 mph H 34%29.91 inHg

12:00 PM

Sunny

62° 💧 None 💨 8 mph H 34%29.91 inHg

1:00 PM

Mostly sunny

64° 💧 None 💨 8 mph H 33%29.88 inHg

2:00 PM

Mostly sunny

65° 💧 None 💨 9 mph H 30%29.85 inHg

3:00 PM

Sunny

66° 💧 None 💨 11 mph H 26%29.83 inHg

4:00 PM

Mostly sunny

65° 💧 None 💨 12 mph H 24%29.83 inHg

5:00 PM

Mostly cloudy

64° 💧 None 💨 11 mph H 25%29.83 inHg

6:00 PM

Partly cloudy

63° 💧 None 💨 8 mph H 27%29.80 inHg

9:00 PM

Mostly clear night

45° 💧 None 💨 4 mph H 58%29.94 inHg

Saturday

12:00 AM

Partly cloudy night

38° 💧 None 💨 3 mph H 67%30.00 inHg

3:00 AM

Partly cloudy night

41° 💧 None 💨 1 mph H 52%30.00 inHg

6:00 AM

Partly cloudy night

37° 💧 None 💨 1 mph H 51%30.06 inHg

9:00 AM

Mostly sunny

43° 💧 None 💨 3 mph H 42%30.09 inHg

12:00 PM

Mostly cloudy

51° 💧 None 💨 6 mph H 35%30.06 inHg

3:00 PM

Mostly cloudy

53° 💧 None 💨 8 mph H 35%30.03 inHg

6:00 PM

Sunny

52° 💧 None 💨 8 mph H 39%30.00 inHg

9:00 PM

Partly cloudy night

41° 💧 None 💨 2 mph H 62%30.03 inHg

Sunday

12:00 AM

Mostly clear night

40° 💧 None 💨 1 mph H 56%30.03 inHg

3:00 AM

Mostly cloudy night

40° 💧 None 💨 2 mph H 56%30.00 inHg

6:00 AM

Overcast night

41° 💧 None 💨 1 mph H 56%29.94 inHg

9:00 AM

Mostly cloudy

47° 💧 None 💨 2 mph H 52%29.94 inHg

12:00 PM

Overcast

56° 💧 None 💨 8 mph H 37%29.91 inHg

3:00 PM

Overcast

58° 💧 None 💨 10 mph H 34%29.85 inHg

6:00 PM

Mostly cloudy

54° 💧 None 💨 7 mph H 35%29.85 inHg

9:00 PM

Mostly cloudy night

43° 💧 None 💨 4 mph H 56%29.91 inHg

Monday

12:00 AM

Light rain

39° 💧 None 💨 3 mph H 82%29.94 inHg

3:00 AM

Partly cloudy night

36° 💧 None 💨 4 mph H 92%29.94 inHg

6:00 AM

Clear night

33° 💧 None 💨 3 mph H 83%29.94 inHg

9:00 AM

Sunny

38° 💧 None 💨 6 mph H 81%30.00 inHg

12:00 PM

Mostly sunny

48° 💧 None 💨 5 mph H 38%30.00 inHg

3:00 PM

Mostly cloudy

52° 💧 None 💨 5 mph H 28%29.94 inHg

6:00 PM

Overcast

48° 💧 None 💨 6 mph H 34%29.94 inHg

Tuesday

12:00 AM

Clear night

32° 💧 None 💨 4 mph H 71%30.06 inHg

6:00 AM

Partly cloudy night

34° 💧 None 💨 1 mph H 58%30.09 inHg

12:00 PM

Mostly cloudy

49° 💧 None 💨 5 mph H 36%30.06 inHg

6:00 PM

Partly cloudy

49° 💧 None 💨 8 mph H 36%29.97 inHg

Wednesday

12:00 AM

Mostly clear night

39° 💧 None 💨 1 mph H 42%29.94 inHg

6:00 AM

Clear night

38° 💧 None 💨 1 mph H 45%29.94 inHg

12:00 PM

Partly cloudy

50° 💧 None 💨 6 mph H 35%30.03 inHg

6:00 PM

Mostly cloudy

51° 💧 None 💨 4 mph H 25%30.03 inHg

Thursday

12:00 AM

Mostly clear night

33° 💧 None 💨 3 mph H 57%30.12 inHg

6:00 AM

Clear night

35° 💧 None 💨 1 mph H 44%30.15 inHg

12:00 PM

Sunny

54° 💧 None 💨 5 mph H 23%30.12 inHg

6:00 PM

Sunny

54° 💧 None 💨 5 mph H 23%30.03 inHg

Friday

12:00 AM

Mostly cloudy night

42° 💧 None 💨 1 mph H 38%30.00 inHg

6:00 AM

Partly cloudy night

41° 💧 None 💨 2 mph H 38%29.97 inHg

12:00 PM

Mostly sunny

61° 💧 None 💨 6 mph H 24%29.97 inHg

6:00 PM

Sunny

59° 💧 None 💨 6 mph H 24%29.91 inHg

Saturday

12:00 AM

Overcast night

41° 💧 None 💨 3 mph H 52%30.03 inHg

6:00 AM

Mostly cloudy night

36° 💧 None 💨 4 mph H 57%30.03 inHg

12:00 PM

Mostly cloudy

60° 💧 None 💨 4 mph H 21%30.06 inHg

6:00 PM

Mostly sunny

60° 💧 None 💨 4 mph H 24%30.03 inHg

Sunday

12:00 AM

Clear night

44° 💧 None 💨 2 mph H 42%30.12 inHg

6:00 AM

Clear night

44° 💧 None 💨 1 mph H 41%30.12 inHg

12:00 PM

Sunny

62° 💧 None 💨 4 mph H 24%30.12 inHg

6:00 PM

Sunny

62° 💧 None 💨 4 mph H 22%30.06 inHg

Monday

12:00 AM

Clear night

48° 💧 None 💨 1 mph H 32%30.09 inHg

6:00 AM

Clear night

45° 💧 None 💨 2 mph H 31%30.09 inHg

12:00 PM

Sunny

66° 💧 None 💨 4 mph H 21%30.12 inHg

6:00 PM

Sunny

65° 💧 None 💨 4 mph H 25%30.06 inHg

Tuesday

12:00 AM

Clear night

47° 💧 None 💨 2 mph H 42%30.12 inHg

6:00 AM

Clear night

44° 💧 None 💨 2 mph H 41%30.15 inHg

12:00 PM

Sunny

66° 💧 None 💨 4 mph H 16%30.15 inHg

6:00 PM

Sunny

65° 💧 None 💨 3 mph H 22%30.09 inHg

Wednesday

12:00 AM

Clear night

46° 💧 None 💨 3 mph H 32%30.12 inHg

6:00 AM

Clear night

46° 💧 None 💨 3 mph H 31%30.09 inHg

12:00 PM

Sunny

66° 💧 None 💨 7 mph H 16%30.06 inHg

6:00 PM

Sunny

64° 💧 None 💨 5 mph H 18%29.97 inHg

In Ketchum and, more broadly, across the state of Idaho: Clear skies will prevail through the evening, with temperatures remaining cool at around 58 degrees. Light southeast winds will continue, reaching up to 2 mph with occasional gusts up to 7 mph. No precipitation is expected during this time, providing a calm and clear night ahead. Conditions are ideal for outdoor activities if you plan to be outside tonight. Temperatures are likely to stay steady in the low 50s later in the evening.

15-Day Weather Outlook for Ketchum

TomorrowTomorrow

Mostly sunny 66°/39° 💧 None 💨 8 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 66°/40° 💧 0.019 in 💨 12 mph

Saturday, Sep 26Sat Sep 26

Partly cloudy 53°/37° 💧 None 💨 8 mph

Sunday, Sep 27Sun Sep 27

Overcast 58°/40° 💧 0.006 in 💨 10 mph

Monday, Sep 28Mon Sep 28

Light rain 52°/33° 💧 0.028 in 💨 6 mph

Tuesday, Sep 29Tue Sep 29

Partly cloudy 49°/32° 💧 None 💨 8 mph

Wednesday, Sep 30Wed Sep 30

Mostly sunny 51°/38° 💧 None 💨 6 mph

Thursday, Oct 1Thu Oct 1

Mostly sunny 54°/33° 💧 None 💨 5 mph

Friday, Oct 2Fri Oct 2

Mostly sunny 61°/41° 💧 0.005 in 💨 6 mph

Saturday, Oct 3Sat Oct 3

Overcast 60°/36° 💧 None 💨 4 mph

Sunday, Oct 4Sun Oct 4

Sunny 62°/44° 💧 None 💨 4 mph

Monday, Oct 5Mon Oct 5

Sunny 66°/45° 💧 None 💨 4 mph

Tuesday, Oct 6Tue Oct 6

Sunny 66°/44° 💧 None 💨 4 mph

Wednesday, Oct 7Wed Oct 7

Sunny 66°/46° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Ketchum

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Ketchum

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 7:00 AM

PM2.5 Fine particles Good 1,7µg/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 4,0µg/m³

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

O₃ Ozone Good 42,8µg/m³

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

NO₂ Nitrogen dioxide Good 3,3µg/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 Ketchum

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 5,9Moderate 😊Good

Tomorrow UV 6,0High 😐Moderate

Friday UV 5,3Moderate 😐Moderate

Saturday UV 4,8Moderate 🙂Fair

Sunday UV 3,0Moderate 🙂Fair

Monday UV 3,0Moderate —Unavailable

Tuesday UV 3,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,0 9:00 AMUV 0,5 10:00 AMUV 1,6 11:00 AMUV 3,1 12:00 PMUV 4,8 1:00 PMUV 5,8 2:00 PMUV 5,9 3:00 PMUV 5,1 4:00 PMUV 3,4 5:00 PMUV 1,9 6:00 PMUV 0,7

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Cold conditions

Dress warmly and protect your hands and feet if you will be outdoors for an extended period.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Ketchum

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · KETCHUM, IDAHO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 6:00 AM–7:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 6:00 AM–7:00 AM Astronomical darkness: 9:09 PM–5:51 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 95% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 58° 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 min71%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

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

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Ketchum were last refreshed today at 6:13 AM. The current forecast period extends through 25/09/2026 at 4:00 AM. 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.