May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 69.9 °F (21.1 °C). The lowest recored high temperature was 60.6 °F (15.9 °C) in 2011 and the highest recored high temperature was 96.8 °F (36.0 °C) in 2008. The high temperature is usually* between 66.7 °F (19.3 °C) and 73.1 °F (22.9 °C). About a quarter of the time, the high temperature is less than 66.7 °F (19.3 °C), and another quarter of the time, the high temperature is greater than and 73.1 °F (22.9 °C). About 95% of the time, the high temperature has been between 60.5 °F (15.9 °C) and 79.3 °F (26.3 °C).

Low Temperatures

On May 18 in this location the average low temperature is 57.8 °F (14.3 °C). The lowest recored low temperature was 1.4 °F (-17.0 °C) in 2024 and the lowest recored low temperature was 66.2 °F (19.0 °C) in 1997. The low temperature is usually* between 55.9 °F (13.3 °C) and 59.6 °F (15.4 °C). About a quarter of the time, the low temperature is less than 55.9 °F (13.3 °C), and another quarter of the time, the low temperature is greater than and 59.6 °F (15.4 °C). About 95% of the time, the low temperature has been between 52.4 °F (11.3 °C) and 63.2 °F (17.3 °C).

Frost

On May 18 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: