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Hardin, MT Weather

Tonight: Areas Of Fog, low 30°F. Hourly and 7-day forecast from the National Weather Service. Times are local (MDT).

Hardin, MT current weather

39°F

Mostly Cloudy

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

H -- / L 30°

No recent station report. NWS hourly forecast updated 10/30/2026, 5:47 PM PT

Hourly forecast

NWS, updated 10/30/2026, 5:47 PM PT

  1. Now39°
  2. 9 PM36°
  3. 10 PM34°
  4. 11 PM33°
  5. 12 AM32°Sat
  6. 1 AM32°
  7. 2 AM32°
  8. 3 AM31°15%
  9. 4 AM31°27%
  10. 5 AM31°27%
  11. 6 AM31°33%
  12. 7 AM32°27%
  13. 8 AM33°28%
  14. 9 AM36°38%
  15. 10 AM41°31%
  16. 11 AM44°37%
  17. 12 PM47°40%
  18. 1 PM49°25%
  19. 2 PM50°20%
  20. 3 PM51°31%
  21. 4 PM52°25%
  22. 5 PM51°16%
  23. 6 PM48°
  24. 7 PM45°
  25. 8 PM41°
  26. 9 PM40°
  27. 10 PM39°
  28. 11 PM38°
  29. 12 AM36°Sun
  30. 1 AM36°
  31. 1 AM35°
  32. 2 AM35°
  33. 3 AM34°
  34. 4 AM34°
  35. 5 AM33°
  36. 6 AM32°
  37. 7 AM33°
  38. 8 AM36°
  39. 9 AM40°
  40. 10 AM46°
  41. 11 AM50°
  42. 12 PM54°
  43. 1 PM56°
  44. 2 PM56°
  45. 3 PM55°
  46. 4 PM53°
  47. 5 PM51°63%
  48. 6 PM49°63%

7-day forecast

Tap a day for details

  • Today10/3027% chance of precipitationLow 30°High

    Tonight: Areas of fog between 9pm and 3am, then areas of fog and a chance of rain showers. Mostly cloudy, with a low around 30. North wind around 5 mph. Chance of precipitation is 30%.

    Areas Of Fog
  • Sat10/3140% chance of precipitationLow 32°High 52°

    Saturday: Areas of fog and a chance of rain showers before 9am, then a chance of rain showers and patchy fog. Mostly cloudy, with a high near 52. North northeast wind around 5 mph. Chance of precipitation is 40%.

    Saturday Night: Areas of fog. Mostly cloudy, with a low around 32. East northeast wind around 1 mph.

    Areas Of Fog then Chance Rain Showers
  • Sun11/192% chance of precipitationLow 38°High 57°

    Sunday: Patchy fog before 11am, then rain showers likely. Mostly cloudy. High near 57, with temperatures falling to around 51 in the afternoon. Northeast wind 1 to 6 mph. Chance of precipitation is 60%.

    Sunday Night: Rain showers. Cloudy, with a low around 38. North northwest wind 5 to 17 mph. Chance of precipitation is 90%.

    Patchy Fog then Rain Showers Likely
  • Mon11/282% chance of precipitationLow 29°High 55°

    Monday: Rain showers before 5pm. Mostly cloudy. High near 55, with temperatures falling to around 47 in the afternoon. Northwest wind 5 to 17 mph. Chance of precipitation is 80%.

    Monday Night: Partly cloudy, with a low around 29. West southwest wind around 5 mph.

    Rain Showers
  • Tue11/3Low 30°High 60°

    Tuesday: Mostly sunny. High near 60, with temperatures falling to around 52 in the afternoon. Southwest wind around 3 mph.

    Tuesday Night: Partly cloudy, with a low around 30. Southwest wind around 2 mph.

    Mostly Sunny
  • Wed11/4Low 29°High 57°

    Wednesday: Mostly sunny. High near 57, with temperatures falling to around 50 in the afternoon. North northeast wind 1 to 5 mph.

    Wednesday Night: Partly cloudy, with a low around 29. East northeast wind around 3 mph.

    Mostly Sunny
  • Thu11/5Low 30°High 57°

    Thursday: Mostly sunny. High near 57, with temperatures falling to around 51 in the afternoon. East southeast wind around 2 mph.

    Thursday Night: Partly cloudy, with a low around 30. Southeast wind around 2 mph.

    Mostly Sunny
  • Fri11/612% chance of precipitationLow High 60°

    Friday: Mostly sunny. High near 60, with temperatures falling to around 52 in the afternoon. West southwest wind around 5 mph.

    Mostly Sunny

Forecast for 45.744, -107.608 from the NWS BYZ office, updated 10/30/2026, 5:47 PM 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. Now39°Mostly Cloudy0%5 mph
  2. 9 PM36°Areas Of Fog1%5 mph
  3. 10 PM34°Areas Of Fog2%3 mph
  4. 11 PM33°Areas Of Fog4%3 mph
  5. 12 AM32°Areas Of Fog1%3 mph
  6. 1 AM32°Areas Of Fog3%2 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

Will it rain in Hardin, 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 Hardin, MT today?
Sunrise is about 7:48 AM MDT and sunset is about 5:59 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Hardin, MT?
At Hardin, the 1991 to 2020 normal high in October is 64°F and the normal low is 33°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.51 in
Snow
0.00 in
Ice
0.00 in

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: Randall Fire (100 acres), Border Fire (100 acres), 1583 Fire (1 acre)

Drought

By county

Big Horn County, week of 10/27/2026

89% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:48 AM
Sunset
5:59 PM
Daylight
10 hr 12 min
Moon
Waning Gibbous 75% lit
First light (civil dawn)
7:17 AM
Last light (civil dusk)
6:30 PM
Moonrise
9:29 PM
Moonset
1:20 PM

Normal October weather

Climate

Normal October high 64°, low 33°, precipitation 1.36 in for the month. 1991 to 2020 normals at Hardin, 1 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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