October 21 - custom location - Weather History and Averages

High Temperatures

On October 21 in this location the average high temperature is 63.4 °F (17.4 °C). The lowest recored high temperature was 40.8 °F (4.9 °C) in 1987 and the highest recored high temperature was 87.1 °F (30.6 °C) in 1953. The high temperature is usually* between 56.8 °F (13.8 °C) and 70.0 °F (21.1 °C). About a quarter of the time, the high temperature is less than 56.8 °F (13.8 °C), and another quarter of the time, the high temperature is greater than and 70.0 °F (21.1 °C). About 95% of the time, the high temperature has been between 44.3 °F (6.8 °C) and 82.5 °F (28.1 °C).

Low Temperatures

On October 21 in this location the average low temperature is 44.4 °F (6.9 °C). The lowest recored low temperature was 21.9 °F (-5.6 °C) in 1952 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 1979. The low temperature is usually* between 38.9 °F (3.9 °C) and 49.9 °F (9.9 °C). About a quarter of the time, the low temperature is less than 38.9 °F (3.9 °C), and another quarter of the time, the low temperature is greater than and 49.9 °F (9.9 °C). About 95% of the time, the low temperature has been between 28.5 °F (-2.0 °C) and 60.4 °F (15.8 °C).

Frost

On October 21 in this location expect the temperatures to drop below freezing for a risk of frost about 6.3% 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: