December 15 - custom location - Weather History and Averages

High Temperatures

On December 15 in this location the average high temperature is 36.6 °F (2.6 °C). The lowest recored high temperature was 14.0 °F (-10.0 °C) in 1958 and the highest recored high temperature was 60.8 °F (16.0 °C) in 1975. The high temperature is usually* between 30.2 °F (-1.0 °C) and 43.0 °F (6.1 °C). About a quarter of the time, the high temperature is less than 30.2 °F (-1.0 °C), and another quarter of the time, the high temperature is greater than and 43.0 °F (6.1 °C). About 95% of the time, the high temperature has been between 17.9 °F (-7.8 °C) and 55.3 °F (12.9 °C).

Low Temperatures

On December 15 in this location the average low temperature is 24.8 °F (-4.0 °C). The lowest recored low temperature was -0.4 °F (-18.0 °C) in 2017 and the lowest recored low temperature was 46.4 °F (8.0 °C) in 2011. The low temperature is usually* between 18.4 °F (-7.5 °C) and 31.3 °F (-0.4 °C). About a quarter of the time, the low temperature is less than 18.4 °F (-7.5 °C), and another quarter of the time, the low temperature is greater than and 31.3 °F (-0.4 °C). About 95% of the time, the low temperature has been between 6.2 °F (-14.3 °C) and 43.5 °F (6.4 °C).

Frost

On December 15 in this location expect the temperatures to drop below freezing for a risk of frost about 77.4% 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: