May 15 - custom location - Weather History and Averages

High Temperatures

On May 15 in this location the average high temperature is 70.5 °F (21.4 °C). The lowest recored high temperature was 43.0 °F (6.1 °C) in 1945 and the highest recored high temperature was 95.0 °F (35.0 °C) in 2025. The high temperature is usually* between 63.4 °F (17.5 °C) and 77.5 °F (25.3 °C). About a quarter of the time, the high temperature is less than 63.4 °F (17.5 °C), and another quarter of the time, the high temperature is greater than and 77.5 °F (25.3 °C). About 95% of the time, the high temperature has been between 50.0 °F (10.0 °C) and 90.9 °F (32.7 °C).

Low Temperatures

On May 15 in this location the average low temperature is 48.7 °F (9.3 °C). The lowest recored low temperature was 33.8 °F (1.0 °C) in 2000 and the lowest recored low temperature was 72.0 °F (22.2 °C) in 1962. The low temperature is usually* between 43.7 °F (6.5 °C) and 53.6 °F (12.0 °C). About a quarter of the time, the low temperature is less than 43.7 °F (6.5 °C), and another quarter of the time, the low temperature is greater than and 53.6 °F (12.0 °C). About 95% of the time, the low temperature has been between 34.3 °F (1.3 °C) and 63.1 °F (17.3 °C).

Frost

On May 15 in this location expect the temperatures to drop below freezing for a risk of frost about 1.2% 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: