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Weather in Idaho for October 2026

Your guide to Idaho weather in October - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Idaho usually enjoys a light touch of snow in October.

  • Temperatures

  • In general, the average temperature in Idaho at the beginning of October is 17.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 9 °C by the end of October.

  • Rain 🌧️

  • Idaho experiences moderate rainfall in October, with an average of 8 rainy days and a total precipitation of 108.6 mm.

  • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
20
Dry days
Average rainy days
8
Rainy days
Average snowy days
3
Snow days
Average temperatures
14°/5°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
62 %
Avg humidity

Idaho Weather October

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What’s the Weather Like in Idaho This October?

Discover the average temperatures and weather trends across Idaho’s cities this October.

Temperatures trend during October in Idaho

See the weather trend as well as the moving average line

October weather in Idaho day by day

Click on a date for more information
Date Weather Temperatures Rain Snow More
Oct. 1 Overcast
Overcast
18° /8° 0 mm 0 cm
Oct. 2 Sunny
Sunny
16° /8° 0.6 mm 0 cm
Oct. 3 Sunny
Sunny
18° /6° 0 mm 0 cm
Oct. 4 Moderate or heavy rain shower
Moderate or heavy rain shower
16° /6° 5.6 mm 0 cm
Oct. 5 Overcast
Overcast
14° /6° 0 mm 0 cm
Oct. 6 Partly cloudy
Partly cloudy
20° /5° 0 mm 0 cm
Oct. 7 Sunny
Sunny
22° /6° 0 mm 0 cm
Oct. 8 Partly cloudy
Partly cloudy
22° /10° 0 mm 0 cm
Oct. 9 Overcast
Overcast
22° /10° 0 mm 0 cm
Oct. 10 Overcast
Overcast
18° /8° 0 mm 0 cm
Oct. 11 Overcast
Overcast
15° /6° 0 mm 0 cm
Oct. 12 Partly cloudy
Partly cloudy
14° /5° 18.2 mm 0 cm
Oct. 13 Sunny
Sunny
14° /4° 1.3 mm 0.9 cm
Oct. 14 Cloudy
Cloudy
17° /5° 0 mm 0 cm
Oct. 15 Overcast
Overcast
18° /8° 0 mm 0 cm
Oct. 16 Moderate or heavy rain shower
Moderate or heavy rain shower
13° /3° 5.4 mm 0 cm
Oct. 17 Patchy rain possible
Patchy rain possible
9° /2° 0.1 mm 0 cm
Oct. 18 Overcast
Overcast
8° /1° 5.2 mm 0 cm
Oct. 19 Overcast
Overcast
12° /6° 28.1 mm 0 cm
Oct. 20 Partly cloudy
Partly cloudy
14° /6° 0 mm 0 cm
Oct. 21 Moderate or heavy rain shower
Moderate or heavy rain shower
14° /5° 8 mm 0 cm
Oct. 22 Overcast
Overcast
15° /3° 0.1 mm 0 cm
Oct. 23 Overcast
Overcast
10° /2° 0 mm 0 cm
Oct. 24 Overcast
Overcast
11° /3° 0 mm 0 cm
Oct. 25 Overcast
Overcast
10° /3° 14.2 mm 0 cm
Oct. 26 Partly cloudy
Partly cloudy
11° /1° 4.2 mm 1.1 cm
Oct. 27 Heavy rain at times
Heavy rain at times
9° /2° 6.8 mm 3.9 cm
Oct. 28 Patchy rain possible
Patchy rain possible
8° /1° 0.5 mm 0 cm
Oct. 29 Patchy rain possible
Patchy rain possible
8° /4° 0.2 mm 0 cm
Oct. 30 Overcast
Overcast
8° /2° 0 mm 0 cm
Oct. 31 Patchy rain possible
Patchy rain possible
9° /1° 10.1 mm 0 cm
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Important Notice
Our weather forecast for Idaho in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Idaho forecast closer to your planned date for the most up-to-date weather information.

Idaho in October - FAQ

What are the expected maximum and minimum temperatures in Idaho during October?

During October, expect a variety of temperatures with highs around 14° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in Idaho during October?

Significant rainfall exceeding 108.6 mm is expected in Idaho during October, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Idaho in October 2026?

Idaho experiences an average snowfall of 5.925 cm during October, occurring over 3 days.

What are the typical wind conditions in Idaho during October?

The average wind speed in Idaho during October is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

Idaho snow forecast October 2026

Track daily snowfall levels and discover Idaho’s snowy potential this October ❄️
On average, Idaho sees 3 snowy days during October, with approximately 5.9 cm of total snowfall.

October rainfall patterns in Idaho

Explore the daily rainfall trends and prepare for Idahos October weather 💧
Typically, Idaho has 8 rainy days in October with a total of 108.6 mm of rainfall.

UV exposure in Idaho during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
Counties in Idaho
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Top locations in Idaho
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Location coordinates Where is Idaho?

Get accurate weather forecasts for Idaho, located at latitude 47.678 and longitude -116.78. Stay updated with localized weather information tailored for Idaho.

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