Station information
- Integrated Surface Dataset (ISD) station ID: 998499
- Country: US
- State: IL
- Latitude: 41.856
- Longitude: -87.609
High Temperatures
On October 11 in NORTHERLY ISLAND the average high temperature is 68.5 °F (20.3 °C). The lowest recored high temperature was 56.1 °F (13.4 °C) in 2014 and the highest recored high temperature was 82.0 °F (27.8 °C) in 2021. The high temperature is usually* between 63.5 °F (17.5 °C) and 73.5 °F (23.1 °C). About a quarter of the time, the high temperature is less than 63.5 °F (17.5 °C), and another quarter of the time, the high temperature is greater than and 73.5 °F (23.1 °C). About 95% of the time, the high temperature has been between 53.9 °F (12.2 °C) and 83.1 °F (28.4 °C).
Low Temperatures
On October 11 in NORTHERLY ISLAND the average low temperature is 51.8 °F (11.0 °C). The lowest recored low temperature was 42.4 °F (5.8 °C) in 2012 and the lowest recored low temperature was 67.6 °F (19.8 °C) in 2021. The low temperature is usually* between 47.1 °F (8.4 °C) and 56.4 °F (13.6 °C). About a quarter of the time, the low temperature is less than 47.1 °F (8.4 °C), and another quarter of the time, the low temperature is greater than and 56.4 °F (13.6 °C). About 95% of the time, the low temperature has been between 38.3 °F (3.5 °C) and 65.3 °F (18.5 °C).
Frost
On October 11 in NORTHERLY ISLAND expect the temperatures to drop below freezing for a risk of frost about 0.2% 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