December 18 - custom location - Weather History and Averages

High Temperatures

On December 18 in this location the average high temperature is 34.3 °F (1.3 °C). The lowest recored high temperature was 14.0 °F (-10.0 °C) in 2000 and the highest recored high temperature was 53.6 °F (12.0 °C) in 2002. The high temperature is usually* between 27.9 °F (-2.3 °C) and 40.7 °F (4.8 °C). About a quarter of the time, the high temperature is less than 27.9 °F (-2.3 °C), and another quarter of the time, the high temperature is greater than and 40.7 °F (4.8 °C). About 95% of the time, the high temperature has been between 15.7 °F (-9.1 °C) and 52.9 °F (11.6 °C).

Low Temperatures

On December 18 in this location the average low temperature is 23.0 °F (-5.0 °C). The lowest recored low temperature was -2.2 °F (-19.0 °C) in 2000 and the lowest recored low temperature was 40.1 °F (4.5 °C) in 2017. The low temperature is usually* between 15.7 °F (-9.0 °C) and 30.3 °F (-0.9 °C). About a quarter of the time, the low temperature is less than 15.7 °F (-9.0 °C), and another quarter of the time, the low temperature is greater than and 30.3 °F (-0.9 °C). About 95% of the time, the low temperature has been between 1.8 °F (-16.8 °C) and 44.2 °F (6.8 °C).

Frost

On December 18 in this location expect the temperatures to drop below freezing for a risk of frost about 79.7% 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: