Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On December 19 in CHICAGO the average high temperature is 35.0 °F (1.7 °C). The lowest recored high temperature was 13.8 °F (-10.1 °C) in 2005 and the highest recored high temperature was 49.8 °F (9.9 °C) in 2017. The high temperature is usually* between 29.3 °F (-1.5 °C) and 40.6 °F (4.8 °C). About a quarter of the time, the high temperature is less than 29.3 °F (-1.5 °C), and another quarter of the time, the high temperature is greater than and 40.6 °F (4.8 °C). About 95% of the time, the high temperature has been between 18.5 °F (-7.5 °C) and 51.4 °F (10.8 °C).
Low Temperatures
On December 19 in CHICAGO the average low temperature is 25.8 °F (-3.5 °C). The lowest recored low temperature was 0.1 °F (-17.7 °C) in 2016 and the lowest recored low temperature was 42.1 °F (5.6 °C) in 2017. The low temperature is usually* between 19.3 °F (-7.0 °C) and 32.2 °F (0.1 °C). About a quarter of the time, the low temperature is less than 19.3 °F (-7.0 °C), and another quarter of the time, the low temperature is greater than and 32.2 °F (0.1 °C). About 95% of the time, the low temperature has been between 7.1 °F (-13.9 °C) and 44.5 °F (6.9 °C).
Frost
On December 19 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 74.3% of the time.
Data Source(s)
The data used to compute the average high/low temperatures for this location were taken from the following stations:
- CHICAGO — Integrated Surface Dataset (ISD) station ID: 997338 — from year 2005 to 2024