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Sweetwater, Idaho Weather Forecast
Sweetwater, Idaho Weather
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Weather Forecast for Sweetwater, Idaho : Nez Perce County
Issued: 9:47 am PDT Oct 31, 2025 Latitude: 46.3723859 Longitude: -116.7929277 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Cloudy on Today Mostly Cloudy on Tonight 60% chance of rain on Saturday Sunny on Sunday 30% chance of rain on Monday 50% chance of rain on Tuesday 60% chance of rain on Wednesday 60% chance of rain on Thursday
High: 56°F Low: 45°F High: 62°F High: 56°F High: 55°F High: 59°F High: 61°F High: 60°F
Low: 38°F Low: 34°F Low: 40°F Low: 43°F Low: 43°F  
Mostly Cloudy Mostly Cloudy Rain Sunny Rain Rain Rain Rain
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Current Conditions at
LEWISTON - (KLWS)
41°
Clear
Mist
as of 10:56 AM PDST
Rel. Humidity: 86%
Dew Point: 37°F
Visibility: 6 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
5 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
PULLMAN - (KPUW)
45°
Feels like 39°F
Clear
as of 10:53 AM PDST
Rel. Humidity: 65%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
10 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
WALLA WALLA - (KALW)
41°
Mostly Clear
Mist
as of 10:53 AM PDST
Rel. Humidity: 93%
Dew Point: 39°F
Visibility: 4 Miles
Pressure: 30.18 in.
Flight Rule: MVFR
Wind Data
3 MPH
070° East
Cloud Level(s): Few at 200ft
Mostly Cloudy on Today Today... Mostly cloudy, with a high near 56. Calm wind.
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 45. Calm wind becoming southeast around 6 mph in the evening.
60% chance of rain Saturday Saturday... Rain likely, mainly after 11am. Mostly cloudy, with a high near 62. Southeast wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
80% chance of rain Saturday Night Saturday Night... Rain, mainly before 11pm. Low around 38. Southwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunny on Sunday Sunday... Sunny, with a high near 56. West wind 6 to 10 mph.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 34.
30% chance of rain Monday Monday... A 30 percent chance of rain. Mostly cloudy, with a high near 55.
60% chance of rain Monday Night Monday Night... Rain likely. Cloudy, with a low around 40. Chance of precipitation is 60%.
50% chance of rain Tuesday Tuesday... A 50 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 59.
30% chance of rain Tuesday Night Tuesday Night... A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 43.
60% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
80% chance of rain Wednesday Night Wednesday Night... Rain. Low around 43. Chance of precipitation is 80%.
60% chance of rain Thursday Thursday... Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Current Radar Image


Sun Almanac for Sweetwater, Idaho
Sunrise: 07:28 AM
Sunset: 5:34 PM
Civil Sunrise:06:57 AM
Civil Sunset: 6:05 PM
Nautical Sunrise: 06:21 AM
Nautical Sunset: 6:40 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 7:15 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.