September 18 - custom location - Weather History and Averages

High Temperatures

On September 18 in this location the average high temperature is 79.0 °F (26.1 °C). The lowest recored high temperature was 59.2 °F (15.1 °C) in 2010 and the highest recored high temperature was 104.0 °F (40.0 °C) in 2016. The high temperature is usually* between 74.7 °F (23.7 °C) and 83.4 °F (28.5 °C). About a quarter of the time, the high temperature is less than 74.7 °F (23.7 °C), and another quarter of the time, the high temperature is greater than and 83.4 °F (28.5 °C). About 95% of the time, the high temperature has been between 66.4 °F (19.1 °C) and 91.6 °F (33.1 °C).

Low Temperatures

On September 18 in this location the average low temperature is 61.9 °F (16.6 °C). The lowest recored low temperature was 47.3 °F (8.5 °C) in 1943 and the lowest recored low temperature was 80.6 °F (27.0 °C) in 2016. The low temperature is usually* between 59.2 °F (15.1 °C) and 64.6 °F (18.1 °C). About a quarter of the time, the low temperature is less than 59.2 °F (15.1 °C), and another quarter of the time, the low temperature is greater than and 64.6 °F (18.1 °C). About 95% of the time, the low temperature has been between 54.1 °F (12.3 °C) and 69.7 °F (21.0 °C).

Frost

On September 18 in this location expect the temperatures to drop below freezing for a risk of frost about 0.0% 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: