December 15 - custom location - Weather History and Averages

High Temperatures

On December 15 in this location the average high temperature is 36.5 °F (2.5 °C). The lowest recored high temperature was 9.0 °F (-12.8 °C) in 2016 and the highest recored high temperature was 66.0 °F (18.9 °C) in 2021. The high temperature is usually* between 29.2 °F (-1.6 °C) and 43.8 °F (6.6 °C). About a quarter of the time, the high temperature is less than 29.2 °F (-1.6 °C), and another quarter of the time, the high temperature is greater than and 43.8 °F (6.6 °C). About 95% of the time, the high temperature has been between 15.3 °F (-9.3 °C) and 57.8 °F (14.3 °C).

Low Temperatures

On December 15 in this location the average low temperature is 23.1 °F (-4.9 °C). The lowest recored low temperature was -10.8 °F (-23.8 °C) in 1989 and the lowest recored low temperature was 51.1 °F (10.6 °C) in 2021. The low temperature is usually* between 15.1 °F (-9.4 °C) and 31.0 °F (-0.5 °C). About a quarter of the time, the low temperature is less than 15.1 °F (-9.4 °C), and another quarter of the time, the low temperature is greater than and 31.0 °F (-0.5 °C). About 95% of the time, the low temperature has been between 0.0 °F (-17.8 °C) and 46.2 °F (7.9 °C).

Frost

On December 15 in this location expect the temperatures to drop below freezing for a risk of frost about 77.6% 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: