December 20 - custom location - Weather History and Averages

High Temperatures

On December 20 in this location the average high temperature is 35.9 °F (2.2 °C). The lowest recored high temperature was 12.0 °F (-11.1 °C) in 1996 and the highest recored high temperature was 59.0 °F (15.0 °C) in 1988. The high temperature is usually* between 29.0 °F (-1.7 °C) and 42.9 °F (6.0 °C). About a quarter of the time, the high temperature is less than 29.0 °F (-1.7 °C), and another quarter of the time, the high temperature is greater than and 42.9 °F (6.0 °C). About 95% of the time, the high temperature has been between 15.8 °F (-9.0 °C) and 56.1 °F (13.4 °C).

Low Temperatures

On December 20 in this location the average low temperature is 21.4 °F (-5.9 °C). The lowest recored low temperature was -7.1 °F (-21.7 °C) in 1963 and the lowest recored low temperature was 48.9 °F (9.4 °C) in 1988. The low temperature is usually* between 13.8 °F (-10.1 °C) and 29.1 °F (-1.6 °C). About a quarter of the time, the low temperature is less than 13.8 °F (-10.1 °C), and another quarter of the time, the low temperature is greater than and 29.1 °F (-1.6 °C). About 95% of the time, the low temperature has been between -0.9 °F (-18.3 °C) and 43.7 °F (6.5 °C).

Frost

On December 20 in this location expect the temperatures to drop below freezing for a risk of frost about 82.3% 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: