December 15 - custom location - Weather History and Averages

High Temperatures

On December 15 in this location the average high temperature is 37.0 °F (2.8 °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 31.2 °F (-0.4 °C) and 42.8 °F (6.0 °C). About a quarter of the time, the high temperature is less than 31.2 °F (-0.4 °C), and another quarter of the time, the high temperature is greater than and 42.8 °F (6.0 °C). About 95% of the time, the high temperature has been between 20.2 °F (-6.6 °C) and 53.8 °F (12.1 °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 -0.4 °F (-18.0 °C) in 2017 and the lowest recored low temperature was 47.1 °F (8.4 °C) in 2011. The low temperature is usually* between 18.5 °F (-7.5 °C) and 30.3 °F (-0.9 °C). About a quarter of the time, the low temperature is less than 18.5 °F (-7.5 °C), and another quarter of the time, the low temperature is greater than and 30.3 °F (-0.9 °C). About 95% of the time, the low temperature has been between 7.3 °F (-13.7 °C) and 41.6 °F (5.3 °C).

Frost

On December 15 in this location expect the temperatures to drop below freezing for a risk of frost about 80.6% 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: