May 18 - custom location - Weather History and Averages

High Temperatures

On May 18 in this location the average high temperature is 67.7 °F (19.8 °C). The lowest recored high temperature was 55.9 °F (13.3 °C) in 1990 and the highest recored high temperature was 88.3 °F (31.3 °C) in 1955. The high temperature is usually* between 64.2 °F (17.9 °C) and 71.2 °F (21.8 °C). About a quarter of the time, the high temperature is less than 64.2 °F (17.9 °C), and another quarter of the time, the high temperature is greater than and 71.2 °F (21.8 °C). About 95% of the time, the high temperature has been between 57.6 °F (14.2 °C) and 77.8 °F (25.4 °C).

Low Temperatures

On May 18 in this location the average low temperature is 52.3 °F (11.3 °C). The lowest recored low temperature was 43.3 °F (6.3 °C) in 1945 and the lowest recored low temperature was 66.2 °F (19.0 °C) in 1997. The low temperature is usually* between 49.4 °F (9.7 °C) and 55.2 °F (12.9 °C). About a quarter of the time, the low temperature is less than 49.4 °F (9.7 °C), and another quarter of the time, the low temperature is greater than and 55.2 °F (12.9 °C). About 95% of the time, the low temperature has been between 43.9 °F (6.6 °C) and 60.7 °F (15.9 °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: