October 21 - custom location - Weather History and Averages

High Temperatures

On October 21 in this location the average high temperature is 60.6 °F (15.9 °C). The lowest recored high temperature was 41.9 °F (5.5 °C) in 1987 and the highest recored high temperature was 81.9 °F (27.7 °C) in 1978. The high temperature is usually* between 54.6 °F (12.5 °C) and 66.6 °F (19.2 °C). About a quarter of the time, the high temperature is less than 54.6 °F (12.5 °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 43.1 °F (6.2 °C) and 78.0 °F (25.6 °C).

Low Temperatures

On October 21 in this location the average low temperature is 44.8 °F (7.1 °C). The lowest recored low temperature was 26.1 °F (-3.3 °C) in 1952 and the lowest recored low temperature was 67.8 °F (19.9 °C) in 1979. The low temperature is usually* between 39.6 °F (4.2 °C) and 49.9 °F (10.0 °C). About a quarter of the time, the low temperature is less than 39.6 °F (4.2 °C), and another quarter of the time, the low temperature is greater than and 49.9 °F (10.0 °C). About 95% of the time, the low temperature has been between 29.8 °F (-1.2 °C) and 59.7 °F (15.4 °C).

Frost

On October 21 in this location expect the temperatures to drop below freezing for a risk of frost about 4.7% 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: