September 17 - custom location - Weather History and Averages

High Temperatures

On September 17 in this location the average high temperature is 72.4 °F (22.5 °C). The lowest recored high temperature was 52.9 °F (11.6 °C) in 1981 and the highest recored high temperature was 91.4 °F (33.0 °C) in 1955. The high temperature is usually* between 67.2 °F (19.5 °C) and 77.7 °F (25.4 °C). About a quarter of the time, the high temperature is less than 67.2 °F (19.5 °C), and another quarter of the time, the high temperature is greater than and 77.7 °F (25.4 °C). About 95% of the time, the high temperature has been between 57.2 °F (14.0 °C) and 87.6 °F (30.9 °C).

Low Temperatures

On September 17 in this location the average low temperature is 54.3 °F (12.4 °C). The lowest recored low temperature was 37.4 °F (3.0 °C) in 2014 and the lowest recored low temperature was 68.4 °F (20.2 °C) in 2022. The low temperature is usually* between 49.8 °F (9.9 °C) and 58.8 °F (14.9 °C). About a quarter of the time, the low temperature is less than 49.8 °F (9.9 °C), and another quarter of the time, the low temperature is greater than and 58.8 °F (14.9 °C). About 95% of the time, the low temperature has been between 41.3 °F (5.1 °C) and 67.3 °F (19.6 °C).

Frost

On September 17 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: