May 15 - custom location - Weather History and Averages

High Temperatures

On May 15 in this location the average high temperature is 68.2 °F (20.1 °C). The lowest recored high temperature was 45.9 °F (7.7 °C) in 1984 and the highest recored high temperature was 91.0 °F (32.8 °C) in 2025. The high temperature is usually* between 60.7 °F (15.9 °C) and 75.7 °F (24.3 °C). About a quarter of the time, the high temperature is less than 60.7 °F (15.9 °C), and another quarter of the time, the high temperature is greater than and 75.7 °F (24.3 °C). About 95% of the time, the high temperature has been between 46.4 °F (8.0 °C) and 89.9 °F (32.2 °C).

Low Temperatures

On May 15 in this location the average low temperature is 50.1 °F (10.0 °C). The lowest recored low temperature was 34.2 °F (1.2 °C) in 2016 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 2013. The low temperature is usually* between 44.7 °F (7.1 °C) and 55.4 °F (13.0 °C). About a quarter of the time, the low temperature is less than 44.7 °F (7.1 °C), and another quarter of the time, the low temperature is greater than and 55.4 °F (13.0 °C). About 95% of the time, the low temperature has been between 34.6 °F (1.5 °C) and 65.5 °F (18.6 °C).

Frost

On May 15 in this location expect the temperatures to drop below freezing for a risk of frost about 1.1% 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: