Yellowstone National Park (WY)
October
Weather in Yellowstone National Park, Wyoming for October 2026
Your guide to Yellowstone National Park weather in October - trends and predictions
The climate of Yellowstone National Park in October is quite snowy, averaging 13 snowy days.
According to Yellowstone National Park snow forecast for October 2026, no snow is expected at the beginning of the month.Expect cooler weather in first days of October 2026 in Yellowstone National Park with the forecast suggesting a temperature of 12.8 °F, lower than the historical average.
In general, the average temperature in Yellowstone National Park at the beginning of October is 11.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 3.3 °F by the end of October.
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Snow Forecast ❄️
Temperatures
More
16
Dry days
2
Rainy days
13
Snow days
8°/-2°
Temperatures
21 km/h
Avg max wind
61 %
Avg humidity
Yellowstone National Park Weather October
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Temperatures trend during October in Yellowstone National Park
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October weather in Yellowstone National Park day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Oct. 1 |  Sunny | 13° /-1° | 0 mm | 0 cm | |
| Oct. 2 | Sunny | 15° /2° | 0 mm | 0 cm | |
| Oct. 3 | Sunny | 13° /2° | 4.2 mm | 0 cm | |
| Oct. 4 | Sunny | 12° /0° | 28.3 mm | 6 cm | |
| Oct. 5 | Sunny | 6° /1° | 2 mm | 0.8 cm | |
| Oct. 6 | Sunny | 11° /-1° | 0 mm | 0 cm | |
| Oct. 7 | Sunny | 13° /-1° | 0 mm | 0 cm | |
| Oct. 8 |  Cloudy | 13° /0° | 0 mm | 0 cm | |
| Oct. 9 | Sunny | 16° /2° | 0 mm | 0 cm | |
| Oct. 10 |  Overcast | 15° /4° | 0 mm | 0 cm | |
| Oct. 11 |  Thundery outbreaks possible | 14° /5° | 0 mm | 0 cm | |
| Oct. 12 | Overcast | 9° /0° | 3.3 mm | 1.4 cm | |
| Oct. 13 | Sunny | 13° /-2° | 0 mm | 0 cm | |
| Oct. 14 | Sunny | 13° /-1° | 0 mm | 0 cm | |
| Oct. 15 | Sunny | 10° /1° | 8.8 mm | 3.7 cm | |
| Oct. 16 | Sunny | 9° /0° | 5.9 mm | 4.3 cm | |
| Oct. 17 |  Moderate or heavy snow with thunder | 4° /-3° | 3.9 mm | 2.2 cm | |
| Oct. 18 |  Moderate snow | 3° /-5° | 7.5 mm | 5.4 cm | |
| Oct. 19 |  Mist | 7° /-4° | 4.2 mm | 1 cm | |
| Oct. 20 | Mist | 6° /-7° | 16 mm | 11.6 cm | |
| Oct. 21 | Cloudy | 7° /-4° | 0 mm | 0 cm | |
| Oct. 22 | Thundery outbreaks possible | 8° /-3° | 0 mm | 0 cm | |
| Oct. 23 | Overcast | 9° /-1° | 0 mm | 0 cm | |
| Oct. 24 | Moderate snow | 5° /-7° | 8.8 mm | 5.7 cm | |
| Oct. 25 | Mist | 8° /-5° | 1 mm | 0.8 cm | |
| Oct. 26 |  Partly cloudy | 7° /-3° | 2.7 mm | 1.1 cm | |
| Oct. 27 | Sunny | 5° /-5° | 3.3 mm | 2 cm | |
| Oct. 28 | Thundery outbreaks possible | 0° /-7° | 0.9 mm | 0 cm | |
| Oct. 29 | Overcast | 2° /-8° | 0 mm | 0 cm | |
| Oct. 30 | Cloudy | 1° /-14° | 0 mm | 0 cm | |
| Oct. 31 | Cloudy | 0° /-8° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Yellowstone National Park 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 Yellowstone National Park forecast closer to your planned date for the most up-to-date weather information.
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Yellowstone National Park in October - FAQ
What are the expected maximum and minimum temperatures in Yellowstone National Park during October?
Prepare for cooler days with highs just around 8° and colder nights, dipping below -2°.
How much rainfall should be expected in Yellowstone National Park during October?
Significant rainfall exceeding 100.9 mm is expected in Yellowstone National Park during October, occurring over more than 2 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Yellowstone National Park in October 2026?
Yellowstone National Park experiences an average snowfall of 45.8 cm during October, occurring over 13 days.
What are the typical wind conditions in Yellowstone National Park during October?
The average wind speed in Yellowstone National Park during October is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
Yellowstone National Park snow forecast October 2026
Track daily snowfall levels and discover Yellowstone National Park’s snowy potential this October ❄️
On average, Yellowstone National Park sees 13 snowy days during October, with approximately 45.8 cm of total snowfall.
October rainfall patterns in Yellowstone National Park
Explore the daily rainfall trends and prepare for Yellowstone National Parks October weather 💧
Typically, Yellowstone National Park has 2 rainy days in October with a total of 100.9 mm of rainfall.
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Where is Yellowstone National Park?Get accurate weather forecasts for Yellowstone National Park, located at latitude 44.428 and longitude -110.588. Stay updated with localized weather information tailored for Yellowstone National Park.
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