December 18 - custom location - Weather History and Averages

High Temperatures

On December 18 in this location the average high temperature is 33.7 °F (0.9 °C). The lowest recored high temperature was 4.1 °F (-15.5 °C) in 1985 and the highest recored high temperature was 55.9 °F (13.3 °C) in 1977. The high temperature is usually* between 26.5 °F (-3.1 °C) and 40.9 °F (4.9 °C). About a quarter of the time, the high temperature is less than 26.5 °F (-3.1 °C), and another quarter of the time, the high temperature is greater than and 40.9 °F (4.9 °C). About 95% of the time, the high temperature has been between 12.7 °F (-10.7 °C) and 54.6 °F (12.6 °C).

Low Temperatures

On December 18 in this location the average low temperature is 18.9 °F (-7.3 °C). The lowest recored low temperature was -9.0 °F (-22.8 °C) in 1985 and the lowest recored low temperature was 36.0 °F (2.2 °C) in 2017. The low temperature is usually* between 10.4 °F (-12.0 °C) and 27.3 °F (-2.6 °C). About a quarter of the time, the low temperature is less than 10.4 °F (-12.0 °C), and another quarter of the time, the low temperature is greater than and 27.3 °F (-2.6 °C). About 95% of the time, the low temperature has been between -5.7 °F (-20.9 °C) and 43.4 °F (6.3 °C).

Frost

On December 18 in this location expect the temperatures to drop below freezing for a risk of frost about 85.3% 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: