Weather forecast for 10 daysIdaho City, ID

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 72°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 230°
  • Humidity: 33%
  • UV index: 3
  • Sunrise: 8:01 am MDT
  • Sunset: 6:54 pm MDT
  • ▼
On Sunday, October 18, conditions will remain bright with clear skies.
Temperature changes will be considerable, from a high of a delightful 71.6°F to a low of a wintry 39.2°F.
The warmer conditions bring a maximum of 71.6°F, more representative of September than October.
Sunrise will be at 8:01 am and sunset at 6:54 pm; the daylight will last for 10h and 53min.

10-day overview

Daily temperatures

Warmest day: tomorrow 75°C.
Coldest day: Tuesday 27.10. 50°C.

Chance of precipitation

Highest chance: Thursday 66%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 72°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 230°
  • Humidity: 33%
  • UV index: 3
  • Sunrise: 8:01 am MDT
  • Sunset: 6:54 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 75°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphSE 144°
  • Humidity: 31%
  • UV index: 3
  • Sunrise: 8:03 am MDT
  • Sunset: 6:53 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 6mphN 353°
  • Humidity: 43%
  • UV index: 2
  • Sunrise: 8:04 am MDT
  • Sunset: 6:51 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 6mphESE 116°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 8:05 am MDT
  • Sunset: 6:50 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 64°F
  • 41°F
Thunderstorms
Thunderstorms
  • Precip. probability: 66%
  • Precipitation: 0.47"
  • Wind: 5mphS 186°
  • Humidity: 65%
  • UV index: 2
  • Sunrise: 8:06 am MDT
  • Sunset: 6:48 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 52°F
  • 28°F
AM Showers
AM Showers
  • Precip. probability: 45%
  • Precipitation: 0.04"
  • Wind: 9mphWNW 303°
  • Humidity: 79%
  • UV index: 3
  • Sunrise: 8:08 am MDT
  • Sunset: 6:46 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSE 152°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 8:09 am MDT
  • Sunset: 6:45 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 6mphSE 145°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 8:10 am MDT
  • Sunset: 6:43 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 52°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 6mphWNW 287°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 8:12 am MDT
  • Sunset: 6:42 pm MDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 50°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphW 267°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 8:13 am MDT
  • Sunset: 6:40 pm MDT
  • ▼
Over the course of the next ten days, expect shifting weather, and a mix of gloomy, mostly clear, unstable and damp weather is anticipated.
Rainfall is forecasted for Thursday, Friday and next Sunday.
There will be a considerable variation in temperature in the upcoming period. The temperature is expected to swing from 50°F up to 75.2°F, while there will be also a marked difference in overnight low temperatures, as the overnight lows will vary from 28.4°F to 46.4°F.
Monday will be the warmest day, with a maximum temperature of 75.2°F; expect the coldest day on next Tuesday with a high of 50°F.
Updated: Oct 18, 2026 @ 13:01:12 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, expect bright skies and plenty of sunshine.

Today, the highest temperature will be 71.6°F, while the lowest temperature will be 39.2°F.
Today, the highest temperature will be notably higher than the average maximum of 55.9°F in October. The lowest temperature today will be in line with the average low temperature.

On Sunday, in Idaho City, sunrise will be at 8:01 am and sunset at 6:54 pm (MDT).

In Idaho City, today, there will be 10h and 53min of daylight.