October 21 - custom location - Weather History and Averages

High Temperatures

On October 21 in this location the average high temperature is 63.3 °F (17.4 °C). The lowest recored high temperature was 42.1 °F (5.6 °C) in 1987 and the highest recored high temperature was 85.3 °F (29.6 °C) in 1947. The high temperature is usually* between 56.7 °F (13.7 °C) and 69.8 °F (21.0 °C). About a quarter of the time, the high temperature is less than 56.7 °F (13.7 °C), and another quarter of the time, the high temperature is greater than and 69.8 °F (21.0 °C). About 95% of the time, the high temperature has been between 44.3 °F (6.8 °C) and 82.3 °F (27.9 °C).

Low Temperatures

On October 21 in this location the average low temperature is 41.3 °F (5.2 °C). The lowest recored low temperature was 21.0 °F (-6.1 °C) in 2018 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 1979. The low temperature is usually* between 35.2 °F (1.8 °C) and 47.4 °F (8.6 °C). About a quarter of the time, the low temperature is less than 35.2 °F (1.8 °C), and another quarter of the time, the low temperature is greater than and 47.4 °F (8.6 °C). About 95% of the time, the low temperature has been between 23.7 °F (-4.6 °C) and 59.0 °F (15.0 °C).

Frost

On October 21 in this location expect the temperatures to drop below freezing for a risk of frost about 15.1% 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: