December 18 - custom location - Weather History and Averages

High Temperatures

On December 18 in this location the average high temperature is 32.0 °F (0.0 °C). The lowest recored high temperature was 4.1 °F (-15.5 °C) in 1983 and the highest recored high temperature was 55.0 °F (12.8 °C) in 2001. The high temperature is usually* between 25.3 °F (-3.7 °C) and 38.7 °F (3.7 °C). About a quarter of the time, the high temperature is less than 25.3 °F (-3.7 °C), and another quarter of the time, the high temperature is greater than and 38.7 °F (3.7 °C). About 95% of the time, the high temperature has been between 12.6 °F (-10.8 °C) and 51.4 °F (10.8 °C).

Low Temperatures

On December 18 in this location the average low temperature is 18.5 °F (-7.5 °C). The lowest recored low temperature was -9.4 °F (-23.0 °C) in 1983 and the lowest recored low temperature was 38.8 °F (3.8 °C) in 1977. The low temperature is usually* between 10.6 °F (-11.9 °C) and 26.4 °F (-3.1 °C). About a quarter of the time, the low temperature is less than 10.6 °F (-11.9 °C), and another quarter of the time, the low temperature is greater than and 26.4 °F (-3.1 °C). About 95% of the time, the low temperature has been between -4.4 °F (-20.2 °C) and 41.4 °F (5.2 °C).

Frost

On December 18 in this location expect the temperatures to drop below freezing for a risk of frost about 87.6% 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: