May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 67.8 °F (19.9 °C). The lowest recored high temperature was 50.4 °F (10.2 °C) in 2011 and the highest recored high temperature was 85.1 °F (29.5 °C) in 2017. The high temperature is usually* between 60.7 °F (15.9 °C) and 74.9 °F (23.8 °C). About a quarter of the time, the high temperature is less than 60.7 °F (15.9 °C), and another quarter of the time, the high temperature is greater than and 74.9 °F (23.8 °C). About 95% of the time, the high temperature has been between 47.2 °F (8.5 °C) and 88.3 °F (31.3 °C).

Low Temperatures

On May 18 in this location the average low temperature is 52.1 °F (11.2 °C). The lowest recored low temperature was 39.2 °F (4.0 °C) in 2016 and the lowest recored low temperature was 73.9 °F (23.3 °C) in 1996. The low temperature is usually* between 46.8 °F (8.2 °C) and 57.5 °F (14.2 °C). About a quarter of the time, the low temperature is less than 46.8 °F (8.2 °C), and another quarter of the time, the low temperature is greater than and 57.5 °F (14.2 °C). About 95% of the time, the low temperature has been between 36.5 °F (2.5 °C) and 67.8 °F (19.9 °C).

Frost

On May 18 in this location expect the temperatures to drop below freezing for a risk of frost about 0.6% 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: