December 20 - custom location - Weather History and Averages

High Temperatures

On December 20 in this location the average high temperature is 34.7 °F (1.5 °C). The lowest recored high temperature was 10.2 °F (-12.1 °C) in 1980 and the highest recored high temperature was 57.9 °F (14.4 °C) in 1957. The high temperature is usually* between 28.7 °F (-1.8 °C) and 40.8 °F (4.9 °C). About a quarter of the time, the high temperature is less than 28.7 °F (-1.8 °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 17.2 °F (-8.2 °C) and 52.3 °F (11.3 °C).

Low Temperatures

On December 20 in this location the average low temperature is 22.4 °F (-5.3 °C). The lowest recored low temperature was -4.0 °F (-20.0 °C) in 2016 and the lowest recored low temperature was 46.9 °F (8.3 °C) in 1957. The low temperature is usually* between 15.6 °F (-9.1 °C) and 29.3 °F (-1.5 °C). About a quarter of the time, the low temperature is less than 15.6 °F (-9.1 °C), and another quarter of the time, the low temperature is greater than and 29.3 °F (-1.5 °C). About 95% of the time, the low temperature has been between 2.6 °F (-16.3 °C) and 42.3 °F (5.7 °C).

Frost

On December 20 in this location expect the temperatures to drop below freezing for a risk of frost about 82.8% 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: