October 21 - custom location - Weather History and Averages

High Temperatures

On October 21 in this location the average high temperature is 60.7 °F (16.0 °C). The lowest recored high temperature was 42.8 °F (6.0 °C) in 2018 and the highest recored high temperature was 82.0 °F (27.8 °C) in 2024. The high temperature is usually* between 54.9 °F (12.7 °C) and 66.6 °F (19.2 °C). About a quarter of the time, the high temperature is less than 54.9 °F (12.7 °C), and another quarter of the time, the high temperature is greater than and 66.6 °F (19.2 °C). About 95% of the time, the high temperature has been between 43.7 °F (6.5 °C) and 77.8 °F (25.4 °C).

Low Temperatures

On October 21 in this location the average low temperature is 42.5 °F (5.8 °C). The lowest recored low temperature was 17.1 °F (-8.3 °C) in 1974 and the lowest recored low temperature was 66.9 °F (19.4 °C) in 1979. The low temperature is usually* between 37.5 °F (3.0 °C) and 47.5 °F (8.6 °C). About a quarter of the time, the low temperature is less than 37.5 °F (3.0 °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 27.9 °F (-2.3 °C) and 57.0 °F (13.9 °C).

Frost

On October 21 in this location expect the temperatures to drop below freezing for a risk of frost about 7.9% 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: