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Bynum, MT Weather

Today: Mostly Cloudy, high 35°F, low 28°F. Hourly and 7-day forecast from the National Weather Service. Times are local (MDT).

Bynum, MT current weather

35°F

Mostly Cloudy

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

H 35° / L 28°

No recent station report. NWS hourly forecast updated 10/29/2026, 11:31 AM PT

1 active alert

From the National Weather Service for this forecast zone or county

State alerts

Moderate1Possible threat to life or property

Hourly forecast

NWS, updated 10/29/2026, 11:31 AM PT

  1. Now35°
  2. 4 PM35°
  3. 5 PM35°
  4. 6 PM33°
  5. 7 PM32°
  6. 8 PM31°
  7. 9 PM30°
  8. 10 PM30°
  9. 11 PM29°
  10. 12 AM29°19%Fri
  11. 1 AM29°19%
  12. 2 AM30°19%
  13. 3 AM30°21%
  14. 4 AM30°19%
  15. 5 AM30°18%
  16. 6 AM29°
  17. 7 AM30°
  18. 8 AM29°
  19. 9 AM30°
  20. 10 AM31°
  21. 11 AM31°
  22. 12 PM32°
  23. 1 PM33°
  24. 2 PM35°
  25. 3 PM36°
  26. 4 PM37°
  27. 5 PM37°
  28. 6 PM35°
  29. 7 PM34°
  30. 8 PM33°17%
  31. 9 PM32°28%
  32. 10 PM31°
  33. 11 PM31°
  34. 12 AM30°Sat
  35. 1 AM30°
  36. 2 AM30°
  37. 3 AM30°
  38. 4 AM30°
  39. 5 AM30°
  40. 6 AM29°
  41. 7 AM30°
  42. 8 AM31°
  43. 9 AM31°
  44. 10 AM35°
  45. 11 AM41°
  46. 12 PM46°
  47. 1 PM49°
  48. 2 PM51°

7-day forecast

Tap a day for details

  • Today10/2921% chance of precipitationLow 28°High 35°

    This Afternoon: Mostly cloudy, with a high near 35. East wind around 5 mph.

    Tonight: Patchy fog between 7pm and midnight, then areas of fog and a slight chance of snow. Cloudy, with a low around 28. East wind 1 to 5 mph. Chance of precipitation is 20%.

    Mostly Cloudy
  • Fri10/3028% chance of precipitationLow 28°High 37°

    Friday: Areas of fog before 3pm. Mostly cloudy, with a high near 37. East wind around 3 mph.

    Friday Night: Areas of fog between 7pm and 8pm, then widespread fog and a chance of snow. Mostly cloudy, with a low around 28. South southeast wind around 1 mph. Chance of precipitation is 30%.

    Areas Of Fog
  • Sat10/3135% chance of precipitationLow 33°High 52°

    Saturday: Areas of fog before 10am. Mostly sunny, with a high near 52. South southwest wind around 2 mph.

    Saturday Night: A chance of rain after 5am. Mostly cloudy, with a low around 33. South wind around 2 mph. Chance of precipitation is 40%.

    Areas Of Fog then Mostly Sunny
  • Sun11/154% chance of precipitationLow 32°High 45°

    Sunday: A chance of rain. Mostly cloudy, with a high near 45. North northwest wind 0 to 5 mph.

    Sunday Night: A chance of rain before 5am. Mostly cloudy, with a low around 32. North northwest wind 3 to 7 mph.

    Chance Light Rain
  • Mon11/212% chance of precipitationLow 32°High 49°

    Monday: Mostly sunny, with a high near 49.

    Monday Night: Partly cloudy, with a low around 32.

    Mostly Sunny
  • Tue11/3Low 32°High 52°

    Tuesday: Mostly sunny, with a high near 52.

    Tuesday Night: Partly cloudy, with a low around 32.

    Mostly Sunny
  • Wed11/4Low 31°High 47°

    Wednesday: Mostly sunny, with a high near 47.

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

    Mostly Sunny

Forecast for 47.972, -112.317 from the NWS TFX office, updated 10/29/2026, 11:31 AM PT · Official forecast on weather.gov

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. Now35°Mostly Cloudy0%5 mph
  2. 4 PM35°Mostly Cloudy0%5 mph
  3. 5 PM35°Mostly Cloudy0%5 mph
  4. 6 PM33°Mostly Cloudy6%5 mph
  5. 7 PM32°Patchy Fog6%3 mph
  6. 8 PM31°Patchy Fog6%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 Bynum, MT?
The National Weather Service forecast for this afternoon calls for a high near 35°F. Mostly Cloudy.
Will it rain in Bynum, MT 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 time is sunrise and sunset in Bynum, MT today?
Sunrise is about 8:10 AM MDT and sunset is about 6:15 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Bynum, MT?
At Bynum 4 Sse, the 1991 to 2020 normal high in October is 55°F and the normal low is 32°F.

Nearby hazards

Montana 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

Drought

By county

Teton County, week of 10/27/2026

No drought or abnormal dryness in this county.

Sun and moon

Local time, center of the area

Sunrise
8:10 AM
Sunset
6:15 PM
Daylight
10 hr 6 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
7:37 AM
Last light (civil dusk)
6:47 PM
Moonrise
8:23 PM
Moonset
12:54 PM

Normal October weather

Climate

Normal October high 55°, low 32°, precipitation 1.02 in for the month. 1991 to 2020 normals at Bynum 4 Sse, 3 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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