May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 70.8 °F (21.6 °C). The lowest recored high temperature was 48.0 °F (8.9 °C) in 1957 and the highest recored high temperature was 96.1 °F (35.6 °C) in 1962. The high temperature is usually* between 64.5 °F (18.0 °C) and 77.2 °F (25.1 °C). About a quarter of the time, the high temperature is less than 64.5 °F (18.0 °C), and another quarter of the time, the high temperature is greater than and 77.2 °F (25.1 °C). About 95% of the time, the high temperature has been between 52.4 °F (11.3 °C) and 89.2 °F (31.8 °C).

Low Temperatures

On May 18 in this location the average low temperature is 50.0 °F (10.0 °C). The lowest recored low temperature was 30.0 °F (-1.1 °C) in 2009 and the lowest recored low temperature was 72.0 °F (22.2 °C) in 1962. The low temperature is usually* between 45.2 °F (7.3 °C) and 54.8 °F (12.7 °C). About a quarter of the time, the low temperature is less than 45.2 °F (7.3 °C), and another quarter of the time, the low temperature is greater than and 54.8 °F (12.7 °C). About 95% of the time, the low temperature has been between 36.1 °F (2.3 °C) and 63.9 °F (17.7 °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: