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Idaho Falls, ID 83404 Weather

Today: Mostly Sunny, high 54°F, low 36°F. Hourly and 10-day forecast from the National Weather Service. Times are local (MDT).

Idaho Falls, ID 83404 current weather

36°F

Mostly Sunny

Forecast for this hour. No recent report from a nearby station.

H 54° / L 36°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/29/2026, 4:31 AM PT

Hourly forecast

NWS, updated 10/29/2026, 4:31 AM PT

  1. Now36°
  2. 11 AM41°
  3. 12 PM46°
  4. 1 PM51°
  5. 2 PM52°
  6. 3 PM54°
  7. 4 PM54°
  8. 5 PM53°
  9. 6 PM51°
  10. 7 PM48°
  11. 8 PM45°
  12. 9 PM44°
  13. 10 PM43°
  14. 11 PM42°
  15. 12 AM42°Fri
  16. 1 AM41°
  17. 2 AM40°
  18. 3 AM39°
  19. 4 AM38°
  20. 5 AM38°
  21. 6 AM37°
  22. 7 AM38°
  23. 8 AM37°
  24. 9 AM38°
  25. 10 AM45°
  26. 11 AM50°
  27. 12 PM56°
  28. 1 PM57°
  29. 2 PM58°
  30. 3 PM59°
  31. 4 PM57°
  32. 5 PM57°
  33. 6 PM54°
  34. 7 PM50°
  35. 8 PM48°
  36. 9 PM48°
  37. 10 PM47°
  38. 11 PM45°
  39. 12 AM44°43%Sat
  40. 1 AM43°43%
  41. 2 AM42°43%
  42. 3 AM41°43%
  43. 4 AM40°43%
  44. 5 AM40°43%
  45. 6 AM39°66%
  46. 7 AM39°66%
  47. 8 AM38°66%
  48. 9 AM39°66%

10-day forecast

Tap a day for details

  • Today10/29Low 36°High 54°

    Today: Mostly sunny, with a high near 54. North northwest wind around 5 mph.

    Tonight: Mostly cloudy. Low around 36, with temperatures rising to around 38 overnight. East wind around 5 mph.

    Mostly Sunny
  • Fri10/3043% chance of precipitationLow 37°High 59°

    Friday: Mostly cloudy. High near 59, with temperatures falling to around 57 in the afternoon. South wind 3 to 8 mph, with gusts as high as 20 mph.

    Friday Night: Widespread fog and a chance of rain after midnight. Mostly cloudy, with a low around 37. South southeast wind 2 to 6 mph. Chance of precipitation is 40%.

    Mostly Cloudy
  • Sat10/3195% chance of precipitationLow 37°High 54°

    Saturday: Widespread fog and rain likely. Mostly cloudy, with a high near 54. South southeast wind around 5 mph. Chance of precipitation is 70%.

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight, then showers and thunderstorms likely between midnight and 5am, then rain. Mostly cloudy, with a low around 37. Chance of precipitation is 100%.

    Widespread Fog
  • Sun11/195% chance of precipitationLow 32°High 48°

    Sunday: Rain. Cloudy, with a high near 48. Chance of precipitation is 100%.

    Sunday Night: Rain before 5am, then a slight chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 80%.

    Light Rain
  • Mon11/219% chance of precipitationLow 29°High 47°

    Monday: A slight chance of rain and snow before 11am. Mostly sunny, with a high near 47. Chance of precipitation is 20%.

    Monday Night: Partly cloudy, with a low around 29.

    Slight Chance Rain And Snow then Mostly Sunny
  • Tue11/3Low 29°High 49°

    Tuesday: Mostly sunny, with a high near 49.

    Tuesday Night: Mostly cloudy, with a low around 29.

    Mostly Sunny
  • Wed11/4Low 31°High 52°

    Wednesday: Mostly sunny, with a high near 52.

    Wednesday Night: Partly cloudy, with a low around 31.

    Mostly Sunny
  • Thu11/5Model blendLow 29°High 52°

    Thursday: Partly cloudy. High near 52°. Low that night near 29°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Fri11/6Model blend16% chance of precipitationLow 29°High 52°

    Friday: Partly cloudy. High near 52°. Low that night near 29°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend12% chance of precipitationLow 29°High 51°

    Saturday: Partly cloudy. High near 51°. Low that night near 29°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 43.428, -112.016 from the NWS PIH office, updated 10/29/2026, 4:31 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KIDA (Idaho Falls Rgnl, 7 mi), model run 10/29/2026, 8:00 AM MDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now36°Mostly Sunny0%3 mph
  2. 11 AM41°Sunny0%3 mph
  3. 12 PM46°Mostly Sunny0%5 mph
  4. 1 PM51°Mostly Sunny0%3 mph
  5. 2 PM52°Mostly Cloudy0%3 mph
  6. 3 PM54°Mostly Cloudy0%3 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Idaho Falls, ID 83404?
The National Weather Service forecast for today calls for a high near 54°F. Mostly Sunny.
Will it rain in Idaho Falls, ID 83404 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Idaho Falls, ID 83404?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 5 to Nov 7) come from the NOAA National Blend of Models, with highs of 51°F to 52°F. Model guidance this far out often changes.
What time is sunrise and sunset in Idaho Falls, ID 83404 today?
Sunrise is about 8:00 AM MDT and sunset is about 6:23 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Idaho Falls, ID 83404?
At Idaho Falls - Kifi, the 1991 to 2020 normal high in October is 59°F and the normal low is 35°F.

Nearby hazards

Idaho hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (Idaho Falls)
18GoodPM2.5
AQI forecast tomorrow (Idaho Falls)
20GoodPM2.5

UV index guide · Air quality

Drought

By county

Bonneville County, week of 10/27/2026

96% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
8 AM
Sunset
6:23 PM
Daylight
10 hr 23 min
Moon
Waning Gibbous 87% lit
First light (civil dawn)
7:30 AM
Last light (civil dusk)
6:52 PM
Moonrise
8:46 PM
Moonset
12:27 PM

Normal October weather

Climate

Normal October high 59°, low 35°, precipitation 1.23 in for the month. 1991 to 2020 normals at Idaho Falls - Kifi, 6 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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