December 15 - custom location - Weather History and Averages

High Temperatures

On December 15 in this location the average high temperature is 36.7 °F (2.6 °C). The lowest recored high temperature was 14.2 °F (-9.9 °C) in 1989 and the highest recored high temperature was 61.0 °F (16.1 °C) in 1975. The high temperature is usually* between 30.8 °F (-0.7 °C) and 42.7 °F (5.9 °C). About a quarter of the time, the high temperature is less than 30.8 °F (-0.7 °C), and another quarter of the time, the high temperature is greater than and 42.7 °F (5.9 °C). About 95% of the time, the high temperature has been between 19.5 °F (-7.0 °C) and 54.0 °F (12.2 °C).

Low Temperatures

On December 15 in this location the average low temperature is 24.4 °F (-4.2 °C). The lowest recored low temperature was 0.1 °F (-17.7 °C) in 1989 and the lowest recored low temperature was 55.0 °F (12.8 °C) in 1975. The low temperature is usually* between 18.3 °F (-7.6 °C) and 30.4 °F (-0.9 °C). About a quarter of the time, the low temperature is less than 18.3 °F (-7.6 °C), and another quarter of the time, the low temperature is greater than and 30.4 °F (-0.9 °C). About 95% of the time, the low temperature has been between 6.8 °F (-14.0 °C) and 41.9 °F (5.5 °C).

Frost

On December 15 in this location expect the temperatures to drop below freezing for a risk of frost about 80.3% 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: