December 18 - custom location - Weather History and Averages

High Temperatures

On December 18 in this location the average high temperature is 35.0 °F (1.7 °C). The lowest recored high temperature was 14.5 °F (-9.7 °C) in 2000 and the highest recored high temperature was 55.4 °F (13.0 °C) in 2006. The high temperature is usually* between 29.2 °F (-1.5 °C) and 40.8 °F (4.9 °C). About a quarter of the time, the high temperature is less than 29.2 °F (-1.5 °C), and another quarter of the time, the high temperature is greater than and 40.8 °F (4.9 °C). About 95% of the time, the high temperature has been between 18.2 °F (-7.7 °C) and 51.9 °F (11.0 °C).

Low Temperatures

On December 18 in this location the average low temperature is 24.2 °F (-4.3 °C). The lowest recored low temperature was -4.7 °F (-20.4 °C) in 1989 and the lowest recored low temperature was 39.4 °F (4.1 °C) in 2006. The low temperature is usually* between 18.1 °F (-7.7 °C) and 30.3 °F (-1.0 °C). About a quarter of the time, the low temperature is less than 18.1 °F (-7.7 °C), and another quarter of the time, the low temperature is greater than and 30.3 °F (-1.0 °C). About 95% of the time, the low temperature has been between 6.5 °F (-14.2 °C) and 41.9 °F (5.5 °C).

Frost

On December 18 in this location expect the temperatures to drop below freezing for a risk of frost about 80.7% 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: