National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

Lat: 43.83167°NLon: 111.80611°WElev: 4859.0ft.

Clear

34°F

1°C

Humidity 86%
Wind Speed ENE 6 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 18 Oct 04:35 AM MDT
Extended Forecast for

Rexburg ID

  • Today

    Today: Sunny, with a high near 63. East northeast wind around 5 mph becoming calm in the afternoon.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. Calm wind becoming southeast around 5 mph in the evening.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. East wind around 5 mph becoming southwest in the afternoon.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Calm wind becoming east around 6 mph in the evening.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63. East wind around 6 mph becoming south in the afternoon.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain likely before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 63. East northeast wind around 5 mph becoming calm in the afternoon.
Tonight
Mostly clear, with a low around 34. Calm wind becoming southeast around 5 mph in the evening.
Monday
Sunny, with a high near 65. East wind around 5 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 39. Calm wind becoming east around 6 mph in the evening.
Tuesday
Partly sunny, with a high near 63. East wind around 6 mph becoming south in the afternoon.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 66.
Wednesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 40.
Thursday
Rain likely before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Thursday Night
Rain. Low around 41. Chance of precipitation is 80%.
Friday
Rain. High near 52. Chance of precipitation is 80%.
Friday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rexburg ID
 43.81°N 111.79°W (Elev. 4898 ft)
Last Update:
12:31 am MDT Oct 18, 2026
Forecast Valid:
4am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation