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Firth, Idaho Weather Forecast
Firth, Idaho Weather
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Weather Forecast for Firth, Idaho : Bingham County
Issued: 10:31 pm MST Dec 29, 2025 Latitude: 43.3051934 Longitude: -112.1830288 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday New Year's Day Friday Saturday Sunday Monday
Mostly Clear on Tonight Sunny on Tuesday Mostly Sunny on Wednesday 60% chance of rain & snow on New Year's Day 30% chance of rain on Friday 40% chance of rain on Saturday 30% chance of rain & snow on Sunday 20% chance of rain & snow on Monday
Low: 9 °F High: 35°F High: 39°F High: 37°F High: 43°F High: 45°F High: 42°F High: 41°F
Low: 17°F Low: 26°F Low: 31°F Low: 33°F Low: 30°F Low: 27°F  
Mostly Clear Sunny Mostly Sunny Rain & Snow Rain Rain Rain & Snow Rain & Snow
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Current Conditions at
IDAHO FALLS - (KIDA)
10°
Clear
as of 10:53 PM MST
Rel. Humidity: 92%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.58 in.
Flight Rule: VFR
Wind Data
3 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
POCATELLO - (KPIH)
18°
Clear
as of 10:53 PM MST
Rel. Humidity: 85%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.55 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
REXBURG - (KRXE)
16°
Clear
as of 10:53 PM MST
Rel. Humidity: 78%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.58 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
JACKSON - (KJAC)
1°
Clear
as of 10:56 PM MST
Rel. Humidity: 84%
Dew Point: -2°F
Visibility: 10 Miles
Pressure: 30.55 in.
Flight Rule: VFR
Wind Data
7 MPH
030° Northeast
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 9. Light northeast wind.
Sunny on Tuesday Tuesday... Sunny, with a high near 35. North northeast wind 3 to 5 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 17. North northeast wind around 5 mph becoming calm in the evening.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 39. North northeast wind 3 to 5 mph.
20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 26. Northeast wind around 5 mph becoming calm in the evening.
60% chance of rain & snow New Year's Day New Year's Day... A slight chance of snow before 11am, then rain likely, possibly mixed with snow. Areas of fog after 11am. Otherwise, cloudy, with a high near 37. Chance of precipitation is 60%. Little or no snow accumulation expected.
40% chance of rain Thursday Night Thursday Night... A 40 percent chance of rain, mainly before 11pm. Areas of fog before 2am. Otherwise, cloudy, with a low around 31.
30% chance of rain Friday Friday... A 30 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 43.
20% chance of rain Friday Night Friday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 33.
40% chance of rain Saturday Saturday... A 40 percent chance of rain. Partly sunny, with a high near 45.
30% chance of rain & snow Saturday Night Saturday Night... A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
30% chance of rain & snow Sunday Sunday... A chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 30%.
20% chance of rain & snow Sunday Night Sunday Night... A slight chance of rain and snow. Partly cloudy, with a low around 27. Chance of precipitation is 20%.
20% chance of rain & snow Monday Monday... A slight chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 20%.
Current Radar Image


Sun Almanac for Firth, Idaho
Sunrise: 08:01 AM
Sunset: 5:02 PM
Civil Sunrise:07:28 AM
Civil Sunset: 5:35 PM
Nautical Sunrise: 06:53 AM
Nautical Sunset: 6:11 PM
Astro Sunrise: 06:18 AM
Astro Sunset: 6:45 PM
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