May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 71.3 °F (21.8 °C). The lowest recored high temperature was 50.0 °F (10.0 °C) in 2002 and the highest recored high temperature was 88.0 °F (31.1 °C) in 2017. The high temperature is usually* between 65.1 °F (18.4 °C) and 77.4 °F (25.2 °C). About a quarter of the time, the high temperature is less than 65.1 °F (18.4 °C), and another quarter of the time, the high temperature is greater than and 77.4 °F (25.2 °C). About 95% of the time, the high temperature has been between 53.4 °F (11.9 °C) and 89.2 °F (31.8 °C).

Low Temperatures

On May 18 in this location the average low temperature is 50.7 °F (10.4 °C). The lowest recored low temperature was 37.0 °F (2.8 °C) in 2014 and the lowest recored low temperature was 71.1 °F (21.7 °C) in 2017. The low temperature is usually* between 45.0 °F (7.2 °C) and 56.4 °F (13.6 °C). About a quarter of the time, the low temperature is less than 45.0 °F (7.2 °C), and another quarter of the time, the low temperature is greater than and 56.4 °F (13.6 °C). About 95% of the time, the low temperature has been between 34.2 °F (1.2 °C) and 67.3 °F (19.6 °C).

Frost

On May 18 in this location expect the temperatures to drop below freezing for a risk of frost about 1.3% 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: