October 21 - custom location - Weather History and Averages

High Temperatures

On October 21 in this location the average high temperature is 62.2 °F (16.8 °C). The lowest recored high temperature was 40.8 °F (4.9 °C) in 1987 and the highest recored high temperature was 84.2 °F (29.0 °C) in 2024. The high temperature is usually* between 55.9 °F (13.3 °C) and 68.5 °F (20.3 °C). About a quarter of the time, the high temperature is less than 55.9 °F (13.3 °C), and another quarter of the time, the high temperature is greater than and 68.5 °F (20.3 °C). About 95% of the time, the high temperature has been between 43.8 °F (6.6 °C) and 80.6 °F (27.0 °C).

Low Temperatures

On October 21 in this location the average low temperature is 44.7 °F (7.0 °C). The lowest recored low temperature was 26.2 °F (-3.2 °C) in 2018 and the lowest recored low temperature was 66.2 °F (19.0 °C) in 2007. The low temperature is usually* between 39.8 °F (4.3 °C) and 49.5 °F (9.7 °C). About a quarter of the time, the low temperature is less than 39.8 °F (4.3 °C), and another quarter of the time, the low temperature is greater than and 49.5 °F (9.7 °C). About 95% of the time, the low temperature has been between 30.6 °F (-0.8 °C) and 58.8 °F (14.9 °C).

Frost

On October 21 in this location expect the temperatures to drop below freezing for a risk of frost about 3.9% 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: