May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 71.0 °F (21.7 °C). The lowest recored high temperature was 48.2 °F (9.0 °C) in 2002 and the highest recored high temperature was 95.0 °F (35.0 °C) in 1962. The high temperature is usually* between 64.5 °F (18.0 °C) and 77.6 °F (25.3 °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 77.6 °F (25.3 °C). About 95% of the time, the high temperature has been between 52.0 °F (11.1 °C) and 90.1 °F (32.3 °C).

Low Temperatures

On May 18 in this location the average low temperature is 52.0 °F (11.1 °C). The lowest recored low temperature was 32.9 °F (0.5 °C) in 2023 and the lowest recored low temperature was 74.8 °F (23.8 °C) in 2017. The low temperature is usually* between 47.0 °F (8.3 °C) and 57.0 °F (13.9 °C). About a quarter of the time, the low temperature is less than 47.0 °F (8.3 °C), and another quarter of the time, the low temperature is greater than and 57.0 °F (13.9 °C). About 95% of the time, the low temperature has been between 37.5 °F (3.0 °C) and 66.5 °F (19.2 °C).

Frost

On May 18 in this location expect the temperatures to drop below freezing for a risk of frost about 0.3% 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: