September 17 - custom location - Weather History and Averages

High Temperatures

On September 17 in this location the average high temperature is 75.5 °F (24.1 °C). The lowest recored high temperature was 54.9 °F (12.7 °C) in 1981 and the highest recored high temperature was 96.1 °F (35.6 °C) in 1955. The high temperature is usually* between 70.6 °F (21.5 °C) and 80.3 °F (26.8 °C). About a quarter of the time, the high temperature is less than 70.6 °F (21.5 °C), and another quarter of the time, the high temperature is greater than and 80.3 °F (26.8 °C). About 95% of the time, the high temperature has been between 61.4 °F (16.4 °C) and 89.5 °F (31.9 °C).

Low Temperatures

On September 17 in this location the average low temperature is 53.3 °F (11.8 °C). The lowest recored low temperature was 34.0 °F (1.1 °C) in 1959 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 1978. The low temperature is usually* between 48.1 °F (8.9 °C) and 58.5 °F (14.7 °C). About a quarter of the time, the low temperature is less than 48.1 °F (8.9 °C), and another quarter of the time, the low temperature is greater than and 58.5 °F (14.7 °C). About 95% of the time, the low temperature has been between 38.1 °F (3.4 °C) and 68.5 °F (20.3 °C).

Frost

On September 17 in this location expect the temperatures to drop below freezing for a risk of frost about 0.3% 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: