September 15 - custom location - Weather History and Averages

High Temperatures

On September 15 in this location the average high temperature is 75.5 °F (24.2 °C). The lowest recored high temperature was 54.0 °F (12.2 °C) in 1993 and the highest recored high temperature was 91.0 °F (32.8 °C) in 1991. The high temperature is usually* between 70.4 °F (21.3 °C) and 80.6 °F (27.0 °C). About a quarter of the time, the high temperature is less than 70.4 °F (21.3 °C), and another quarter of the time, the high temperature is greater than and 80.6 °F (27.0 °C). About 95% of the time, the high temperature has been between 60.6 °F (15.9 °C) and 90.4 °F (32.4 °C).

Low Temperatures

On September 15 in this location the average low temperature is 53.9 °F (12.1 °C). The lowest recored low temperature was 32.0 °F (0.0 °C) in 2007 and the lowest recored low temperature was 71.1 °F (21.7 °C) in 1991. The low temperature is usually* between 48.3 °F (9.1 °C) and 59.4 °F (15.2 °C). About a quarter of the time, the low temperature is less than 48.3 °F (9.1 °C), and another quarter of the time, the low temperature is greater than and 59.4 °F (15.2 °C). About 95% of the time, the low temperature has been between 37.8 °F (3.2 °C) and 69.9 °F (21.1 °C).

Frost

On September 15 in this location expect the temperatures to drop below freezing for a risk of frost about 0.4% 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: