December 20 - custom location - Weather History and Averages

High Temperatures

On December 20 in this location the average high temperature is 35.1 °F (1.7 °C). The lowest recored high temperature was 14.7 °F (-9.6 °C) in 2004 and the highest recored high temperature was 57.0 °F (13.9 °C) in 1988. The high temperature is usually* between 29.1 °F (-1.6 °C) and 41.1 °F (5.0 °C). About a quarter of the time, the high temperature is less than 29.1 °F (-1.6 °C), and another quarter of the time, the high temperature is greater than and 41.1 °F (5.0 °C). About 95% of the time, the high temperature has been between 17.7 °F (-7.9 °C) and 52.4 °F (11.3 °C).

Low Temperatures

On December 20 in this location the average low temperature is 23.9 °F (-4.5 °C). The lowest recored low temperature was 1.4 °F (-17.0 °C) in 2004 and the lowest recored low temperature was 46.9 °F (8.3 °C) in 1957. The low temperature is usually* between 17.5 °F (-8.1 °C) and 30.4 °F (-0.9 °C). About a quarter of the time, the low temperature is less than 17.5 °F (-8.1 °C), and another quarter of the time, the low temperature is greater than and 30.4 °F (-0.9 °C). About 95% of the time, the low temperature has been between 5.2 °F (-14.9 °C) and 42.7 °F (5.9 °C).

Frost

On December 20 in this location expect the temperatures to drop below freezing for a risk of frost about 80.1% 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: