Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On April 30 in CHICAGO / CALUMET COAST GUARD the average high temperature is 52.2 °F (11.2 °C). The lowest recored high temperature was 45.9 °F (7.7 °C) in 1994 and the highest recored high temperature was 52.0 °F (11.1 °C) in 1996. The high temperature is usually* between 48.0 °F (8.9 °C) and 56.4 °F (13.6 °C). About a quarter of the time, the high temperature is less than 48.0 °F (8.9 °C), and another quarter of the time, the high temperature is greater than and 56.4 °F (13.6 °C). About 95% of the time, the high temperature has been between 40.0 °F (4.5 °C) and 64.4 °F (18.0 °C).
Low Temperatures
On April 30 in CHICAGO / CALUMET COAST GUARD the average low temperature is 38.9 °F (3.9 °C). The lowest recored low temperature was 36.9 °F (2.7 °C) in 1996 and the lowest recored low temperature was 36.9 °F (2.7 °C) in 1996. The low temperature is usually* between 36.3 °F (2.4 °C) and 41.6 °F (5.3 °C). About a quarter of the time, the low temperature is less than 36.3 °F (2.4 °C), and another quarter of the time, the low temperature is greater than and 41.6 °F (5.3 °C). About 95% of the time, the low temperature has been between 31.3 °F (-0.4 °C) and 46.5 °F (8.1 °C).
Frost
On April 30 in CHICAGO / CALUMET COAST GUARD expect the temperatures to drop below freezing for a risk of frost about 3.7% 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 / CALUMET COAST GUARD — Integrated Surface Dataset (ISD) station ID: 725344 — from year 1994 to 1996