December 15 - custom location - Weather History and Averages

High Temperatures

On December 15 in this location the average high temperature is 65.9 °F (18.8 °C). The lowest recored high temperature was 53.1 °F (11.7 °C) in 1948 and the highest recored high temperature was 86.0 °F (30.0 °C) in 1980. The high temperature is usually* between 61.1 °F (16.2 °C) and 70.7 °F (21.5 °C). About a quarter of the time, the high temperature is less than 61.1 °F (16.2 °C), and another quarter of the time, the high temperature is greater than and 70.7 °F (21.5 °C). About 95% of the time, the high temperature has been between 51.9 °F (11.1 °C) and 79.9 °F (26.6 °C).

Low Temperatures

On December 15 in this location the average low temperature is 45.0 °F (7.2 °C). The lowest recored low temperature was 33.1 °F (0.6 °C) in 2015 and the lowest recored low temperature was 68.0 °F (20.0 °C) in 1958. The low temperature is usually* between 40.3 °F (4.6 °C) and 49.7 °F (9.9 °C). About a quarter of the time, the low temperature is less than 40.3 °F (4.6 °C), and another quarter of the time, the low temperature is greater than and 49.7 °F (9.9 °C). About 95% of the time, the low temperature has been between 31.4 °F (-0.3 °C) and 58.7 °F (14.8 °C).

Frost

On December 15 in this location expect the temperatures to drop below freezing for a risk of frost about 3.0% 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: