September 20 - custom location - Weather History and Averages

High Temperatures

On September 20 in this location the average high temperature is 72.6 °F (22.6 °C). The lowest recored high temperature was 54.0 °F (12.2 °C) in 1991 and the highest recored high temperature was 92.3 °F (33.5 °C) in 2017. The high temperature is usually* between 67.3 °F (19.6 °C) and 77.9 °F (25.5 °C). About a quarter of the time, the high temperature is less than 67.3 °F (19.6 °C), and another quarter of the time, the high temperature is greater than and 77.9 °F (25.5 °C). About 95% of the time, the high temperature has been between 57.2 °F (14.0 °C) and 88.0 °F (31.1 °C).

Low Temperatures

On September 20 in this location the average low temperature is 55.9 °F (13.3 °C). The lowest recored low temperature was 36.0 °F (2.2 °C) in 1991 and the lowest recored low temperature was 72.0 °F (22.2 °C) in 1983. The low temperature is usually* between 50.9 °F (10.5 °C) and 60.9 °F (16.0 °C). About a quarter of the time, the low temperature is less than 50.9 °F (10.5 °C), and another quarter of the time, the low temperature is greater than and 60.9 °F (16.0 °C). About 95% of the time, the low temperature has been between 41.3 °F (5.2 °C) and 70.4 °F (21.3 °C).

Frost

On September 20 in this location expect the temperatures to drop below freezing for a risk of frost about 0.1% 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: