Station information
- Integrated Surface Dataset (ISD) station ID: 998499
- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On September 24 in NORTHERLY ISLAND the average high temperature is 72.6 °F (22.6 °C). The lowest recored high temperature was 65.7 °F (18.7 °C) in 2013 and the highest recored high temperature was 78.8 °F (26.0 °C) in 2021. The high temperature is usually* between 68.6 °F (20.3 °C) and 76.6 °F (24.8 °C). About a quarter of the time, the high temperature is less than 68.6 °F (20.3 °C), and another quarter of the time, the high temperature is greater than and 76.6 °F (24.8 °C). About 95% of the time, the high temperature has been between 60.9 °F (16.0 °C) and 84.3 °F (29.1 °C).
Low Temperatures
On September 24 in NORTHERLY ISLAND the average low temperature is 58.1 °F (14.5 °C). The lowest recored low temperature was 45.5 °F (7.5 °C) in 2012 and the lowest recored low temperature was 65.8 °F (18.8 °C) in 2016. The low temperature is usually* between 54.6 °F (12.6 °C) and 61.6 °F (16.4 °C). About a quarter of the time, the low temperature is less than 54.6 °F (12.6 °C), and another quarter of the time, the low temperature is greater than and 61.6 °F (16.4 °C). About 95% of the time, the low temperature has been between 48.0 °F (8.9 °C) and 68.2 °F (20.1 °C).
Frost
On September 24 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 0.0% 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:
- NORTHERLY ISLAND — Integrated Surface Dataset (ISD) station ID: 998499 — from year 2012 to 2024