September 18 - custom location - Weather History and Averages

High Temperatures

On September 18 in this location the average high temperature is 76.4 °F (24.7 °C). The lowest recored high temperature was 55.9 °F (13.3 °C) in 1981 and the highest recored high temperature was 93.0 °F (33.9 °C) in 1955. The high temperature is usually* between 71.5 °F (21.9 °C) and 81.2 °F (27.4 °C). About a quarter of the time, the high temperature is less than 71.5 °F (21.9 °C), and another quarter of the time, the high temperature is greater than and 81.2 °F (27.4 °C). About 95% of the time, the high temperature has been between 62.2 °F (16.8 °C) and 90.5 °F (32.5 °C).

Low Temperatures

On September 18 in this location the average low temperature is 52.8 °F (11.5 °C). The lowest recored low temperature was 36.0 °F (2.2 °C) in 1990 and the lowest recored low temperature was 69.1 °F (20.6 °C) in 1965. The low temperature is usually* between 47.3 °F (8.5 °C) and 58.3 °F (14.6 °C). About a quarter of the time, the low temperature is less than 47.3 °F (8.5 °C), and another quarter of the time, the low temperature is greater than and 58.3 °F (14.6 °C). About 95% of the time, the low temperature has been between 36.7 °F (2.6 °C) and 68.8 °F (20.5 °C).

Frost

On September 18 in this location expect the temperatures to drop below freezing for a risk of frost about 0.6% 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: