May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 80.3 °F (26.9 °C). The lowest recored high temperature was 60.3 °F (15.7 °C) in 1938 and the highest recored high temperature was 102.0 °F (38.9 °C) in 2008. The high temperature is usually* between 75.0 °F (23.9 °C) and 85.7 °F (29.9 °C). About a quarter of the time, the high temperature is less than 75.0 °F (23.9 °C), and another quarter of the time, the high temperature is greater than and 85.7 °F (29.9 °C). About 95% of the time, the high temperature has been between 64.7 °F (18.2 °C) and 96.0 °F (35.5 °C).

Low Temperatures

On May 18 in this location the average low temperature is 53.1 °F (11.7 °C). The lowest recored low temperature was 38.8 °F (3.8 °C) in 2019 and the lowest recored low temperature was 69.1 °F (20.6 °C) in 2008. The low temperature is usually* between 50.4 °F (10.2 °C) and 55.8 °F (13.2 °C). About a quarter of the time, the low temperature is less than 50.4 °F (10.2 °C), and another quarter of the time, the low temperature is greater than and 55.8 °F (13.2 °C). About 95% of the time, the low temperature has been between 45.2 °F (7.3 °C) and 61.1 °F (16.1 °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: