The highest day temperature in October 2025 was 82°F. The lowest night temperature was 22°F. The average values for day and night temperatures during October were 54.7°F и 44.3°F respectivly.

Most of the days in October are sunny but you can also expect cloudy and gloomy days.

Precipitation total in October for Keystone is 0.6 in. It makes october one of the most rainy months of the year.

The average wind speed in October is 7.9 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Keystone in October is 8.1 hours.