The month of October in Columbus experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 35% to 45%. The clearest day of the month is October 1, with clear, mostly clear, or partly cloudy conditions 65% of the time.
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Columbus, the chance of a wet day over the course of October is essentially constant, remaining around 24% throughout.
The average sliding 31-day rainfall during October in Columbus is essentially constant, remaining about 2.3 inches throughout, and rarely exceeding 4.2 inches or falling below 0.9 inches. The lowest average 31-day accumulation is 2.3 inches on October 29.
The chance that a given day will be muggy in Columbus is decreasing during October, falling from 6% to 0% over the course of the month. For reference, on July 23, the muggiest day of the year, there are muggy conditions 51% of the time, while on November 15, the least muggy day of the year, there are muggy conditions 0% of the time.
The average hourly wind speed in Columbus is increasing during October, increasing from 8.0 miles per hour to 9.2 miles per hour over the course of the month.
The growing season in Columbus typically lasts for 6.3 months (192 days), from around April 16 to around October 25, rarely starting before March 31 or after May 3, and rarely ending before October 7 or after November 11.