December 20 - custom location - Weather History and Averages

High Temperatures

On December 20 in this location the average high temperature is 66.8 °F (19.3 °C). The lowest recored high temperature was 51.1 °F (10.6 °C) in 1968 and the highest recored high temperature was 86.0 °F (30.0 °C) in 1954. The high temperature is usually* between 62.4 °F (16.9 °C) and 71.2 °F (21.8 °C). About a quarter of the time, the high temperature is less than 62.4 °F (16.9 °C), and another quarter of the time, the high temperature is greater than and 71.2 °F (21.8 °C). About 95% of the time, the high temperature has been between 54.0 °F (12.2 °C) and 79.5 °F (26.4 °C).

Low Temperatures

On December 20 in this location the average low temperature is 45.1 °F (7.3 °C). The lowest recored low temperature was 24.8 °F (-4.0 °C) in 2006 and the lowest recored low temperature was 64.4 °F (18.0 °C) in 2020. The low temperature is usually* between 41.7 °F (5.4 °C) and 48.4 °F (9.1 °C). About a quarter of the time, the low temperature is less than 41.7 °F (5.4 °C), and another quarter of the time, the low temperature is greater than and 48.4 °F (9.1 °C). About 95% of the time, the low temperature has been between 35.3 °F (1.8 °C) and 54.8 °F (12.7 °C).

Frost

On December 20 in this location expect the temperatures to drop below freezing for a risk of frost about 0.4% 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: