September 17 - custom location - Weather History and Averages

High Temperatures

On September 17 in this location the average high temperature is 74.8 °F (23.8 °C). The lowest recored high temperature was 57.9 °F (14.4 °C) in 1959 and the highest recored high temperature was 95.0 °F (35.0 °C) in 1955. The high temperature is usually* between 69.8 °F (21.0 °C) and 79.8 °F (26.5 °C). About a quarter of the time, the high temperature is less than 69.8 °F (21.0 °C), and another quarter of the time, the high temperature is greater than and 79.8 °F (26.5 °C). About 95% of the time, the high temperature has been between 60.4 °F (15.8 °C) and 89.2 °F (31.8 °C).

Low Temperatures

On September 17 in this location the average low temperature is 52.3 °F (11.3 °C). The lowest recored low temperature was 30.9 °F (-0.6 °C) in 2014 and the lowest recored low temperature was 71.1 °F (21.7 °C) in 2016. The low temperature is usually* between 47.2 °F (8.4 °C) and 57.4 °F (14.1 °C). About a quarter of the time, the low temperature is less than 47.2 °F (8.4 °C), and another quarter of the time, the low temperature is greater than and 57.4 °F (14.1 °C). About 95% of the time, the low temperature has been between 37.4 °F (3.0 °C) and 67.2 °F (19.6 °C).

Frost

On September 17 in this location expect the temperatures to drop below freezing for a risk of frost about 0.4% 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: