December 15 - custom location - Weather History and Averages

High Temperatures

On December 15 in this location the average high temperature is 66.8 °F (19.3 °C). The lowest recored high temperature was 52.0 °F (11.1 °C) in 2008 and the highest recored high temperature was 84.9 °F (29.4 °C) in 1991. The high temperature is usually* between 62.5 °F (17.0 °C) and 71.0 °F (21.7 °C). About a quarter of the time, the high temperature is less than 62.5 °F (17.0 °C), and another quarter of the time, the high temperature is greater than and 71.0 °F (21.7 °C). About 95% of the time, the high temperature has been between 54.4 °F (12.4 °C) and 79.2 °F (26.2 °C).

Low Temperatures

On December 15 in this location the average low temperature is 46.5 °F (8.1 °C). The lowest recored low temperature was 26.1 °F (-3.3 °C) in 2020 and the lowest recored low temperature was 61.0 °F (16.1 °C) in 1977. The low temperature is usually* between 43.5 °F (6.4 °C) and 49.6 °F (9.8 °C). About a quarter of the time, the low temperature is less than 43.5 °F (6.4 °C), and another quarter of the time, the low temperature is greater than and 49.6 °F (9.8 °C). About 95% of the time, the low temperature has been between 37.7 °F (3.2 °C) and 55.3 °F (13.0 °C).

Frost

On December 15 in this location expect the temperatures to drop below freezing for a risk of frost about 0.1% 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: