May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 68.8 °F (20.5 °C). The lowest recored high temperature was 60.3 °F (15.7 °C) in 2022 and the highest recored high temperature was 86.0 °F (30.0 °C) in 1983. The high temperature is usually* between 65.6 °F (18.7 °C) and 72.0 °F (22.2 °C). About a quarter of the time, the high temperature is less than 65.6 °F (18.7 °C), and another quarter of the time, the high temperature is greater than and 72.0 °F (22.2 °C). About 95% of the time, the high temperature has been between 59.6 °F (15.3 °C) and 78.1 °F (25.6 °C).

Low Temperatures

On May 18 in this location the average low temperature is 59.2 °F (15.1 °C). The lowest recored low temperature was 52.0 °F (11.1 °C) in 2019 and the lowest recored low temperature was 66.0 °F (18.9 °C) in 2020. The low temperature is usually* between 57.4 °F (14.1 °C) and 61.0 °F (16.1 °C). About a quarter of the time, the low temperature is less than 57.4 °F (14.1 °C), and another quarter of the time, the low temperature is greater than and 61.0 °F (16.1 °C). About 95% of the time, the low temperature has been between 54.1 °F (12.3 °C) and 64.4 °F (18.0 °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: