May 19 - Chicago - Weather History and Averages

High Temperatures

On May 19 in Chicago, IL (Illinois), USA the average high temperature is 71.5 °F (21.9 °C). The lowest recored high temperature was 45.0 °F (7.2 °C) in 1957 and the highest recored high temperature was 93.9 °F (34.4 °C) in 1996. The high temperature is usually* between 64.3 °F (18.0 °C) and 78.6 °F (25.9 °C). About a quarter of the time, the high temperature is less than 64.3 °F (18.0 °C), and another quarter of the time, the high temperature is greater than and 78.6 °F (25.9 °C). About 95% of the time, the high temperature has been between 50.8 °F (10.4 °C) and 92.2 °F (33.4 °C).

Low Temperatures

On May 19 in Chicago, IL (Illinois), USA the average low temperature is 51.6 °F (10.9 °C). The lowest recored low temperature was 30.9 °F (-0.6 °C) in 1994 and the lowest recored low temperature was 75.9 °F (24.4 °C) in 1996. The low temperature is usually* between 46.3 °F (7.9 °C) and 56.9 °F (13.8 °C). About a quarter of the time, the low temperature is less than 46.3 °F (7.9 °C), and another quarter of the time, the low temperature is greater than and 56.9 °F (13.8 °C). About 95% of the time, the low temperature has been between 36.2 °F (2.3 °C) and 66.9 °F (19.4 °C).

Frost

On May 19 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 0.6% 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: