September 30 - custom location - Weather History and Averages

High Temperatures

On September 30 in this location the average high temperature is 69.8 °F (21.0 °C). The lowest recored high temperature was 50.0 °F (10.0 °C) in 1967 and the highest recored high temperature was 86.4 °F (30.2 °C) in 2019. The high temperature is usually* between 64.1 °F (17.9 °C) and 75.4 °F (24.1 °C). About a quarter of the time, the high temperature is less than 64.1 °F (17.9 °C), and another quarter of the time, the high temperature is greater than and 75.4 °F (24.1 °C). About 95% of the time, the high temperature has been between 53.4 °F (11.9 °C) and 86.2 °F (30.1 °C).

Low Temperatures

On September 30 in this location the average low temperature is 49.5 °F (9.7 °C). The lowest recored low temperature was 34.0 °F (1.1 °C) in 1947 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 1986. The low temperature is usually* between 43.5 °F (6.4 °C) and 55.5 °F (13.0 °C). About a quarter of the time, the low temperature is less than 43.5 °F (6.4 °C), and another quarter of the time, the low temperature is greater than and 55.5 °F (13.0 °C). About 95% of the time, the low temperature has been between 32.2 °F (0.1 °C) and 66.8 °F (19.4 °C).

Frost

On September 30 in this location expect the temperatures to drop below freezing for a risk of frost about 2.4% 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: