December 18 - custom location - Weather History and Averages

High Temperatures

On December 18 in this location the average high temperature is 32.6 °F (0.3 °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 25.9 °F (-3.4 °C) and 39.3 °F (4.1 °C). About a quarter of the time, the high temperature is less than 25.9 °F (-3.4 °C), and another quarter of the time, the high temperature is greater than and 39.3 °F (4.1 °C). About 95% of the time, the high temperature has been between 13.1 °F (-10.5 °C) and 52.1 °F (11.1 °C).

Low Temperatures

On December 18 in this location the average low temperature is 18.8 °F (-7.3 °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 10.9 °F (-11.7 °C) and 26.8 °F (-2.9 °C). About a quarter of the time, the low temperature is less than 10.9 °F (-11.7 °C), and another quarter of the time, the low temperature is greater than and 26.8 °F (-2.9 °C). About 95% of the time, the low temperature has been between -4.3 °F (-20.2 °C) and 42.0 °F (5.5 °C).

Frost

On December 18 in this location expect the temperatures to drop below freezing for a risk of frost about 86.8% 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: