September 17 - custom location - Weather History and Averages

High Temperatures

On September 17 in this location the average high temperature is 72.2 °F (22.3 °C). The lowest recored high temperature was 57.9 °F (14.4 °C) in 1990 and the highest recored high temperature was 91.9 °F (33.3 °C) in 2021. The high temperature is usually* between 67.1 °F (19.5 °C) and 77.2 °F (25.1 °C). About a quarter of the time, the high temperature is less than 67.1 °F (19.5 °C), and another quarter of the time, the high temperature is greater than and 77.2 °F (25.1 °C). About 95% of the time, the high temperature has been between 57.4 °F (14.1 °C) and 86.9 °F (30.5 °C).

Low Temperatures

On September 17 in this location the average low temperature is 56.1 °F (13.4 °C). The lowest recored low temperature was 39.9 °F (4.4 °C) in 2014 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 2022. The low temperature is usually* between 51.6 °F (10.9 °C) and 60.6 °F (15.9 °C). About a quarter of the time, the low temperature is less than 51.6 °F (10.9 °C), and another quarter of the time, the low temperature is greater than and 60.6 °F (15.9 °C). About 95% of the time, the low temperature has been between 43.1 °F (6.2 °C) and 69.1 °F (20.6 °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: