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Current weather in Challis is clear sky.

Where can I find the hourly weather forecast for Challis?

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

Is the weather forecast for Challis updated regularly?

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

Now · 7:45 AM

Challis Weather & Hourly Forecast

United States · Idaho · 83226

47°F

Sunny

Feels like: 43°F

💧 Humidity 71% 🌡 Pressure 30.00 inHg 💨 Wind 2 mph 👁 Visibility 21.9 mi ☁ Clouds 3% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:23 AM 🌇 Sunset 7:35 PM

Hourly Forecast for Challis

Today

8:00 AM

Sunny

47° 💧 None 💨 2 mph H 71%30.00 inHg

11:00 AM

Mostly cloudy

59° 💧 None 💨 1 mph H 54%30.00 inHg

2:00 PM

Overcast

66° 💧 0.025 in 💨 5 mph H 41%29.88 inHg

5:00 PM

Light rain

57° 💧 0.052 in 💨 7 mph H 70%29.94 inHg

8:00 PM

Overcast night

54° 💧 None 💨 2 mph H 80%29.97 inHg

11:00 PM

Overcast night

49° 💧 None 💨 2 mph H 87%30.00 inHg

Tomorrow

2:00 AM

Mostly cloudy night

46° 💧 None 💨 2 mph H 84%30.03 inHg

5:00 AM

Clear night

44° 💧 None 💨 2 mph H 81%30.09 inHg

8:00 AM

Sunny

44° 💧 None 💨 2 mph H 79%30.15 inHg

11:00 AM

Sunny

56° 💧 0.001 in 💨 2 mph H 58%30.15 inHg

2:00 PM

Mostly sunny

65° 💧 0.001 in 💨 4 mph H 40%30.06 inHg

5:00 PM

Partly cloudy

68° 💧 None 💨 5 mph H 31%30.00 inHg

8:00 PM

Clear night

60° 💧 None 💨 1 mph H 47%30.00 inHg

11:00 PM

Clear night

49° 💧 None 💨 2 mph H 65%30.09 inHg

Thursday

2:00 AM

Clear night

47° 💧 None 💨 2 mph H 67%30.12 inHg

5:00 AM

Clear night

45° 💧 None 💨 2 mph H 73%30.15 inHg

Today

8:00 AM

Sunny

47° 💧 None 💨 2 mph H 71%30.00 inHg

9:00 AM

Mostly sunny

52° 💧 None 💨 3 mph H 61%30.00 inHg

10:00 AM

Partly cloudy

56° 💧 None 💨 1 mph H 56%30.00 inHg

11:00 AM

Mostly cloudy

59° 💧 None 💨 1 mph H 54%30.00 inHg

12:00 PM

Mostly cloudy

62° 💧 None 💨 2 mph H 50%29.97 inHg

1:00 PM

Mostly cloudy

63° 💧 None 💨 3 mph H 48%29.94 inHg

2:00 PM

Overcast

66° 💧 None 💨 5 mph H 41%29.88 inHg

3:00 PM

Overcast

65° 💧 0.000 in 💨 1 mph H 39%29.88 inHg

4:00 PM

Light thunderstorms

61° 💧 0.024 in 💨 6 mph H 52%29.91 inHg

5:00 PM

Light rain

57° 💧 0.033 in 💨 7 mph H 70%29.94 inHg

6:00 PM

Light rain

57° 💧 0.016 in 💨 5 mph H 72%29.94 inHg

7:00 PM

Overcast

56° 💧 0.003 in 💨 2 mph H 74%29.94 inHg

8:00 PM

Overcast night

54° 💧 None 💨 2 mph H 80%29.97 inHg

9:00 PM

Overcast night

52° 💧 None 💨 2 mph H 85%29.97 inHg

10:00 PM

Overcast night

50° 💧 None 💨 2 mph H 88%30.00 inHg

11:00 PM

Overcast night

49° 💧 None 💨 2 mph H 87%30.00 inHg

Tomorrow

12:00 AM

Mostly cloudy night

48° 💧 None 💨 2 mph H 87%30.00 inHg

1:00 AM

Mostly cloudy night

47° 💧 None 💨 2 mph H 85%30.00 inHg

2:00 AM

Mostly cloudy night

46° 💧 None 💨 2 mph H 84%30.03 inHg

3:00 AM

Clear night

45° 💧 None 💨 2 mph H 83%30.03 inHg

4:00 AM

Clear night

44° 💧 None 💨 2 mph H 82%30.06 inHg

5:00 AM

Clear night

44° 💧 None 💨 2 mph H 81%30.09 inHg

6:00 AM

Clear night

43° 💧 None 💨 2 mph H 80%30.09 inHg

7:00 AM

Clear night

43° 💧 None 💨 2 mph H 79%30.12 inHg

8:00 AM

Sunny

44° 💧 None 💨 2 mph H 79%30.15 inHg

9:00 AM

Sunny

49° 💧 None 💨 2 mph H 72%30.15 inHg

10:00 AM

Sunny

53° 💧 None 💨 1 mph H 65%30.15 inHg

11:00 AM

Sunny

56° 💧 None 💨 2 mph H 58%30.15 inHg

12:00 PM

Sunny

60° 💧 None 💨 4 mph H 53%30.12 inHg

1:00 PM

Mostly sunny

63° 💧 0.001 in 💨 4 mph H 46%30.09 inHg

2:00 PM

Mostly sunny

65° 💧 0.001 in 💨 4 mph H 40%30.06 inHg

3:00 PM

Sunny

67° 💧 None 💨 5 mph H 35%30.03 inHg

4:00 PM

Mostly sunny

68° 💧 None 💨 5 mph H 32%30.00 inHg

5:00 PM

Partly cloudy

68° 💧 None 💨 5 mph H 31%30.00 inHg

6:00 PM

Mostly cloudy

68° 💧 None 💨 3 mph H 31%30.00 inHg

7:00 PM

Partly cloudy

64° 💧 None 💨 2 mph H 45%30.00 inHg

8:00 PM

Clear night

60° 💧 None 💨 1 mph H 47%30.00 inHg

9:00 PM

Clear night

56° 💧 None 💨 1 mph H 54%30.03 inHg

10:00 PM

Clear night

52° 💧 None 💨 2 mph H 62%30.06 inHg

11:00 PM

Clear night

49° 💧 None 💨 2 mph H 65%30.09 inHg

Thursday

12:00 AM

Clear night

49° 💧 None 💨 2 mph H 66%30.09 inHg

1:00 AM

Clear night

48° 💧 None 💨 2 mph H 66%30.12 inHg

2:00 AM

Clear night

47° 💧 None 💨 2 mph H 67%30.12 inHg

3:00 AM

Clear night

47° 💧 None 💨 2 mph H 68%30.12 inHg

4:00 AM

Clear night

46° 💧 None 💨 2 mph H 71%30.15 inHg

5:00 AM

Clear night

45° 💧 None 💨 2 mph H 73%30.15 inHg

6:00 AM

Clear night

45° 💧 None 💨 2 mph H 74%30.15 inHg

7:00 AM

Clear night

44° 💧 None 💨 2 mph H 75%30.15 inHg

8:00 AM

Sunny

45° 💧 None 💨 2 mph H 74%30.15 inHg

9:00 AM

Sunny

51° 💧 None 💨 3 mph H 63%30.15 inHg

10:00 AM

Sunny

55° 💧 None 💨 2 mph H 55%30.15 inHg

11:00 AM

Sunny

58° 💧 None 💨 1 mph H 51%30.12 inHg

12:00 PM

Sunny

61° 💧 None 💨 1 mph H 47%30.09 inHg

1:00 PM

Sunny

65° 💧 None 💨 2 mph H 43%30.03 inHg

2:00 PM

Partly cloudy

68° 💧 None 💨 3 mph H 41%30.00 inHg

3:00 PM

Mostly cloudy

70° 💧 None 💨 4 mph H 38%29.94 inHg

4:00 PM

Mostly cloudy

72° 💧 None 💨 4 mph H 35%29.91 inHg

5:00 PM

Overcast

72° 💧 None 💨 4 mph H 32%29.88 inHg

6:00 PM

Overcast

71° 💧 None 💨 3 mph H 31%29.85 inHg

Friday

3:00 AM

Clear night

48° 💧 None 💨 4 mph H 65%29.91 inHg

6:00 AM

Clear night

45° 💧 None 💨 3 mph H 65%29.91 inHg

9:00 AM

Mostly sunny

51° 💧 None 💨 4 mph H 54%29.91 inHg

12:00 PM

Mostly sunny

66° 💧 None 💨 5 mph H 33%29.83 inHg

3:00 PM

Mostly sunny

73° 💧 None 💨 14 mph H 18%29.68 inHg

6:00 PM

Mostly sunny

68° 💧 None 💨 12 mph H 20%29.65 inHg

9:00 PM

Mostly clear night

55° 💧 None 💨 9 mph H 47%29.83 inHg

Saturday

12:00 AM

Mostly clear night

48° 💧 None 💨 3 mph H 52%29.91 inHg

3:00 AM

Mostly clear night

45° 💧 None 💨 2 mph H 50%29.94 inHg

6:00 AM

Mostly clear night

36° 💧 None 💨 3 mph H 72%30.03 inHg

9:00 AM

Mostly sunny

41° 💧 None 💨 3 mph H 61%30.09 inHg

12:00 PM

Mostly sunny

53° 💧 None 💨 4 mph H 27%30.03 inHg

3:00 PM

Partly cloudy

60° 💧 None 💨 5 mph H 17%29.91 inHg

6:00 PM

Partly cloudy

60° 💧 None 💨 7 mph H 17%29.88 inHg

9:00 PM

Mostly cloudy night

48° 💧 None 💨 3 mph H 42%29.97 inHg

Sunday

12:00 AM

Mostly cloudy night

42° 💧 None 💨 4 mph H 54%30.00 inHg

3:00 AM

Mostly cloudy night

41° 💧 None 💨 4 mph H 57%30.00 inHg

6:00 AM

Mostly cloudy night

39° 💧 None 💨 2 mph H 62%29.97 inHg

9:00 AM

Overcast

46° 💧 None 💨 3 mph H 50%29.97 inHg

12:00 PM

Overcast

55° 💧 None 💨 2 mph H 37%29.94 inHg

3:00 PM

Light rain

59° 💧 None 💨 3 mph H 44%29.88 inHg

6:00 PM

Overcast

57° 💧 None 💨 3 mph H 46%29.85 inHg

9:00 PM

Overcast night

52° 💧 None 💨 0 mph H 66%29.88 inHg

Monday

12:00 AM

Mostly cloudy night

47° 💧 None 💨 1 mph H 67%29.88 inHg

6:00 AM

Partly cloudy night

47° 💧 None 💨 3 mph H 71%29.94 inHg

12:00 PM

Overcast

43° 💧 None 💨 2 mph H 71%29.94 inHg

6:00 PM

Sunny

59° 💧 None 💨 4 mph H 41%29.88 inHg

Tuesday

12:00 AM

Clear night

65° 💧 None 💨 4 mph H 23%29.77 inHg

6:00 AM

Clear night

47° 💧 None 💨 2 mph H 51%29.91 inHg

12:00 PM

Mostly sunny

40° 💧 None 💨 2 mph H 66%29.94 inHg

6:00 PM

Sunny

60° 💧 None 💨 4 mph H 31%29.94 inHg

Wednesday

12:00 AM

Mostly clear night

68° 💧 None 💨 5 mph H 19%29.77 inHg

6:00 AM

Partly cloudy night

47° 💧 None 💨 4 mph H 50%29.85 inHg

12:00 PM

Partly cloudy

43° 💧 None 💨 3 mph H 51%29.88 inHg

6:00 PM

Sunny

64° 💧 None 💨 4 mph H 25%29.83 inHg

Thursday

12:00 AM

Clear night

70° 💧 None 💨 7 mph H 15%29.71 inHg

6:00 AM

Clear night

48° 💧 None 💨 4 mph H 48%29.80 inHg

12:00 PM

Sunny

46° 💧 None 💨 2 mph H 46%29.77 inHg

6:00 PM

Sunny

63° 💧 None 💨 3 mph H 25%29.74 inHg

Friday

12:00 AM

Mostly clear night

69° 💧 None 💨 6 mph H 20%29.65 inHg

6:00 AM

Mostly cloudy night

50° 💧 None 💨 2 mph H 55%29.80 inHg

12:00 PM

Overcast

46° 💧 None 💨 1 mph H 84%29.80 inHg

6:00 PM

Moderate rain

47° 💧 None 💨 1 mph H 85%29.88 inHg

Saturday

12:00 AM

Light rain

44° 💧 None 💨 3 mph H 95%29.97 inHg

6:00 AM

Mostly clear night

40° 💧 None 💨 2 mph H 96%30.06 inHg

12:00 PM

Mostly cloudy

34° 💧 None 💨 2 mph H 99%30.18 inHg

6:00 PM

Sunny

47° 💧 None 💨 2 mph H 67%30.27 inHg

Sunday

12:00 AM

Mostly clear night

54° 💧 None 💨 1 mph H 33%30.15 inHg

6:00 AM

Clear night

44° 💧 None 💨 1 mph H 51%30.21 inHg

12:00 PM

Sunny

39° 💧 None 💨 1 mph H 58%30.24 inHg

6:00 PM

Mostly sunny

54° 💧 None 💨 3 mph H 48%30.24 inHg

Monday

12:00 AM

Partly cloudy night

60° 💧 None 💨 2 mph H 50%30.06 inHg

6:00 AM

Mostly clear night

43° 💧 None 💨 2 mph H 71%30.12 inHg

12:00 PM

Sunny

40° 💧 None 💨 2 mph H 66%30.15 inHg

6:00 PM

Sunny

58° 💧 None 💨 3 mph H 48%30.18 inHg

Tuesday

12:00 AM

Mostly clear night

63° 💧 None 💨 2 mph H 46%30.06 inHg

6:00 AM

Clear night

47° 💧 None 💨 2 mph H 57%30.15 inHg

12:00 PM

Sunny

45° 💧 None 💨 2 mph H 50%30.18 inHg

6:00 PM

Sunny

61° 💧 None 💨 3 mph H 43%30.21 inHg

Wednesday

12:00 AM

Clear night

65° 💧 None 💨 2 mph H 46%30.06 inHg

In Challis 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 Challis

TomorrowTomorrow

Mostly cloudy 68°/43° 💧 None 💨 5 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 72°/44° 💧 None 💨 4 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 73°/45° 💧 0.052 in 💨 14 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 60°/36° 💧 None 💨 7 mph

Sunday, Sep 27Sun Sep 27

Light rain 59°/39° 💧 0.019 in 💨 4 mph

Monday, Sep 28Mon Sep 28

Mostly cloudy 59°/43° 💧 0.085 in 💨 4 mph

Tuesday, Sep 29Tue Sep 29

Mostly sunny 65°/40° 💧 0.008 in 💨 4 mph

Wednesday, Sep 30Wed Sep 30

Mostly sunny 68°/43° 💧 None 💨 5 mph

Thursday, Oct 1Thu Oct 1

Sunny 70°/46° 💧 None 💨 7 mph

Friday, Oct 2Fri Oct 2

Moderate rain 69°/46° 💧 0.193 in 💨 6 mph

Saturday, Oct 3Sat Oct 3

Light rain 47°/34° 💧 0.437 in 💨 3 mph

Sunday, Oct 4Sun Oct 4

Mostly sunny 54°/39° 💧 None 💨 3 mph

Monday, Oct 5Mon Oct 5

Partly cloudy 60°/40° 💧 None 💨 3 mph

Tuesday, Oct 6Tue Oct 6

Mostly sunny 63°/45° 💧 None 💨 3 mph

Wednesday, Oct 7Wed Oct 7

Sunny 65°/65° 💧 None 💨 2 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Challis

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Challis

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 0,9µg/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 1,8µg/m³

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

O₃ Ozone Good 59,8µg/m³

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

NO₂ Nitrogen dioxide Good 2,8µg/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 Challis

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 5,7Moderate 😊Good

Tomorrow UV 5,6Moderate 🙂Fair

Thursday UV 5,6Moderate 🙂Fair

Friday UV 4,8Moderate 🙂Fair

Saturday UV 5,0Moderate 🙂Fair

Sunday UV 5,0Moderate —Unavailable

Monday UV 4,0Moderate —Unavailable

Hourly UV index today

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

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.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

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 Challis

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · CHALLIS, IDAHO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:12 PM–5:47 AM

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

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 60° 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 min72%

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.

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Forecast data for Challis were last refreshed today at 7:45 AM. The current forecast period extends through 24/09/2026 at 5:00 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.