Baltimore is typically mild in October.

Maximum temperatures go down compared to the previous month from +79°F to +68°F. The minimum temperature also goes down from +63°F to +52°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how October is compared to other months in Baltimore:

October weather is still as good as in September. It’s getting colder in October. From +79°F in the day, the average maximum temperature lowers to +68°F. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 125 mm to 104 mm. Humidity levels don’t change as the month goes on, averaging around 73%. Winds are stronger in comparison to September, going up from 2 m/s to 3 m/s on average. The good news is there are likely to be more sunny days in October, from 7 to 9.

Next month (November) brings a further decline in the weather.

The climate in Baltimore in October has not changed that much over the last 43 years.

The average temperature was the lowest in 1996 (+62°F) and the highest in 2012 (+69°F). The driest year was 1987 with only 818 mm of rainfall, and the wettest year was 2018 with 1993 mm.

For this page, we’ve looked at the typical weather in Baltimore, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.