October 21 - custom location - Weather History and Averages

High Temperatures

On October 21 in this location the average high temperature is 59.6 °F (15.4 °C). The lowest recored high temperature was 41.9 °F (5.5 °C) in 1987 and the highest recored high temperature was 82.9 °F (28.3 °C) in 2024. The high temperature is usually* between 53.3 °F (11.8 °C) and 66.0 °F (18.9 °C). About a quarter of the time, the high temperature is less than 53.3 °F (11.8 °C), and another quarter of the time, the high temperature is greater than and 66.0 °F (18.9 °C). About 95% of the time, the high temperature has been between 41.1 °F (5.1 °C) and 78.1 °F (25.6 °C).

Low Temperatures

On October 21 in this location the average low temperature is 42.0 °F (5.5 °C). The lowest recored low temperature was 21.4 °F (-5.9 °C) in 1960 and the lowest recored low temperature was 67.8 °F (19.9 °C) in 1979. The low temperature is usually* between 36.5 °F (2.5 °C) and 47.5 °F (8.6 °C). About a quarter of the time, the low temperature is less than 36.5 °F (2.5 °C), and another quarter of the time, the low temperature is greater than and 47.5 °F (8.6 °C). About 95% of the time, the low temperature has been between 26.1 °F (-3.3 °C) and 57.9 °F (14.4 °C).

Frost

On October 21 in this location expect the temperatures to drop below freezing for a risk of frost about 10.9% of the time.

Usually* in this context means around 50% of the time, assuming a normal distribution of values.

Data Source(s)

The data used to compute the average high/low temperatures for this location were taken from the following stations: